Average Temperature in Key Largo, FL: Monthly Weather Insights and Best Times to Visit

The average temperature in Key Largo, Florida, ranges from 62°F to 89°F. The hot season lasts 3.9 months, with daily highs over 87°F. In winter, temperatures are typically between 75°F and 80°F. Key Largo enjoys low humidity and plenty of sunshine, making it a great vacation spot year-round.

Autumn brings milder conditions, with temperatures cooling to the low 80s°F (about 27°C) by November. These transitional months are often characterized by pleasant weather. The best times to visit Key Largo generally fall between December and April. During this period, average temperatures remain comfortable, and humidity is lower, making it ideal for outdoor activities.

Potential visitors should also consider key factors such as swimming, snorkeling, and fishing. These activities are popular due to the warm sea temperatures during spring and summer. Understanding the average temperature in Key Largo, FL helps travelers plan amidst the region’s varying weather. This knowledge makes for an enjoyable and memorable trip, enriched by the area’s natural beauty and outdoor opportunities.

What Is the Average Annual Temperature in Key Largo, FL?

The average annual temperature in Key Largo, FL, is approximately 77°F (25°C). This temperature reflects the overall warmth experienced throughout the year, characterized by a tropical climate.

The National Oceanic and Atmospheric Administration (NOAA) provides detailed climate data, including temperature averages for various locations. NOAA’s climate records establish Key Largo’s temperature trends effectively.

Key Largo experiences relatively stable temperatures, with warm summers and mild winters. Seasonal variations are minor, with summer temperatures often exceeding 90°F (32°C) and winter temperatures rarely falling below 60°F (16°C).

The Weather Channel also notes that conditions are influenced by nearby bodies of water, humidity levels, and prevailing winds, contributing to the overall climate of the region.

Factors such as geographic location, time of year, and water bodies affect the temperature in Key Largo. The proximity to the Atlantic Ocean moderates temperature fluctuations, while elevation remains low.

Historical data shows that the average low temperature in January is about 64°F (18°C), while the average high in July is around 89°F (32°C). These figures are sourced from NOAA’s climate reports, indicating a generally warm climate.

The consistent warmth impacts local tourism, agriculture, and biodiversity. Higher temperatures can lead to increased tourist activity, which boosts the economy but may strain local resources.

Health risks, such as heat-related illnesses, can surface during high-temperature months. Environmental impacts involve changes to local wildlife habitats and coral reef health.

Efforts to address climate-related impacts include implementing sustainable tourism practices and conservation initiatives. The Florida Department of Environmental Protection recommends practices such as habitat restoration and promoting eco-friendly tourism.

Technologies like smart irrigation systems and energy-efficient buildings are also recommended to mitigate the impact of high temperatures in areas like Key Largo.

What Are the Monthly Average High Temperatures in Key Largo, FL?

The monthly average high temperatures in Key Largo, FL, range from approximately 75°F (24°C) in the winter to about 90°F (32°C) in the summer.

  1. Monthly Average High Temperatures:
    – January: 75°F (24°C)
    – February: 75°F (24°C)
    – March: 77°F (25°C)
    – April: 80°F (27°C)
    – May: 84°F (29°C)
    – June: 88°F (31°C)
    – July: 90°F (32°C)
    – August: 90°F (32°C)
    – September: 88°F (31°C)
    – October: 84°F (29°C)
    – November: 79°F (26°C)
    – December: 76°F (24°C)

Understanding the monthly average high temperatures in Key Largo, FL, is essential for planning outdoor activities and travel. The climate can influence tourism, eco-activities, and seasonal events.

  1. Monthly Average High Temperatures Explanation:
    January: The average high temperature in January is 75°F (24°C). This cooler winter temperature attracts visitors seeking mild weather.
  • February: February remains consistent with an average high of 75°F (24°C). This temperature is ideal for outdoor activities like snorkeling and hiking.

  • March: The average high temperature in March increases slightly to 77°F (25°C). This is a popular time for spring break tourists.

  • April: April sees higher temperatures, averaging 80°F (27°C). The pleasant weather encourages water sports and fishing.

  • May: The temperature rises to an average high of 84°F (29°C) in May. This month marks the transition into the summer season, drawing more visitors.

  • June: June temperatures average 88°F (31°C). This signals the beginning of the hotter summer months, appealing to beachgoers.

  • July: July experiences the highest average temperature at 90°F (32°C). Many locals and tourists enjoy cooling off at the beach.

  • August: August remains at 90°F (32°C) for average highs. The hot, humid climate is typical for this time of year.

  • September: In September, temperatures dip slightly to 88°F (31°C). Hurricane season begins, which might affect travel plans.

  • October: October temperatures average 84°F (29°C), making it a great time for visiting before the winter tourist surge.

  • November: The average high in November drops to 79°F (26°C). The cooler weather leads to more comfortable outdoor activities.

  • December: December sees another low, averaging 76°F (24°C). This winter temperature attracts holiday visitors looking for a warm escape.

Data from the National Oceanic and Atmospheric Administration (NOAA) confirms these temperature averages. Understanding these monthly variations helps in selecting the best time for activities or travel to Key Largo.

What Are the Monthly Average Low Temperatures in Key Largo, FL?

The monthly average low temperatures in Key Largo, FL, typically range from the mid-60s to low 70s Fahrenheit.

  1. Monthly Average Low Temperatures:
    – January: 65°F
    – February: 65°F
    – March: 67°F
    – April: 70°F
    – May: 73°F
    – June: 75°F
    – July: 76°F
    – August: 76°F
    – September: 75°F
    – October: 73°F
    – November: 70°F
    – December: 66°F

The climate in Key Largo attracts different perspectives, particularly on outdoor activities, travel planning, and environmental impacts, depending on the time of year.

  1. Monthly Average Low Temperatures:
    The monthly average low temperatures refer to the typical minimum temperatures experienced in Key Largo during each month of the year. According to the National Oceanic and Atmospheric Administration (NOAA), these temperatures serve as an indicator for planning activities, such as fishing, diving, and tourism. The average lows range from 65°F in the colder months to around 76°F during the summer.

January and February offer cooler temperatures, which can be ideal for those who prefer milder weather. Conversely, the summer months of July and August tend to be warmer and are often selected for water sports and recreation.

In terms of tourism, the average low temperatures impact travel planning significantly. For instance, colder months encourage visitors seeking escape from northern climates. Conversely, the warmer temperatures during the summer attract tourists interested in beach activities. Weather-related considerations can also affect local ecosystems and conservation efforts. Seasonal variations influence marine habitats and species interactions.

The mild winter months also spark discussions about climate change and its potential impacts on temperature trends in Florida. Some researchers, like the Florida Climate Institute, discuss increasing lows due to shifting weather patterns, which can affect both natural ecosystems and human activities. As a result, understanding monthly average low temperatures becomes crucial in managing environmental conservation and promoting sustainable tourism.

How Do Seasonal Changes Affect the Average Temperature in Key Largo, FL?

Seasonal changes significantly affect the average temperature in Key Largo, FL, with warm summers and mild winters contributing to seasonal temperature variations.

During summer, which spans from June to September, average temperatures in Key Largo typically reach between 80°F and 90°F (27°C to 32°C). This season is characterized by:

  • Humidity: High humidity levels contribute to the warmer temperatures. The relative humidity often exceeds 70%, which can make the air feel hotter.
  • Rainfall: Summer months usually see increased rainfall, particularly during thunderstorms. According to the National Oceanic and Atmospheric Administration (NOAA), July and August receive the highest precipitation levels.
  • Heat Index: The heat index, which factors in humidity levels, often pushes the perceived temperature above the actual air temperature. For example, while the air temperature may be 90°F, the heat index can reach as high as 105°F.

In contrast, winter, from December to February, typically experiences milder temperatures, averaging between 60°F and 75°F (16°C to 24°C). Key points for winter include:

  • Lower Humidity: Winter brings a decrease in humidity. Relative humidity often drops below 60%, making the air feel cooler.
  • Rare Cold Snaps: While rare, cold fronts can occasionally lower temperatures to around 50°F (10°C), although these events are brief.
  • Pleasant Weather: Winter generally offers pleasant weather for outdoor activities, making it one of the preferred times for tourists to visit Key Largo.

The transitional seasons of spring (March to May) and fall (September to November) also impact temperatures. In spring, temperatures rise steadily, averaging 70°F to 85°F (21°C to 29°C). In fall, temperatures typically range from 75°F to 85°F (24°C to 29°C), with reducing humidity levels. Both seasons provide comfortable weather for outdoor experiences.

Overall, the seasonal temperature variations in Key Largo make the area appealing across different times of the year. Visitors often enjoy warm summer beaches and mild winter excursions alike, with spring and fall offering moderate temperatures ideal for exploration.

What Is the Average Temperature in Key Largo, FL During Winter Months?

The average temperature in Key Largo, FL, during winter months (December to February) typically ranges from 65°F to 75°F. This mild climate is characterized by warm days and cool nights, making it a desirable escape from colder regions.

According to the National Oceanic and Atmospheric Administration (NOAA), Key Largo’s winter climate is defined by its subtropical environment, resulting in pleasant weather during this season.

In winter, Key Largo experiences lower humidity levels and minimal rainfall. The average daytime temperatures often reach mid-70s, while nighttime temperatures tend to drop to the low 60s. Such a climate encourages outdoor activities and tourism.

The Weather Channel further describes Florida’s winter weather as generally warm, emphasizing that coastal areas like Key Largo receive more sunshine and less frost compared to inland cities.

Key Largo’s mild temperatures primarily stem from its geographical location and proximity to the Gulf Stream. This warm ocean current significantly influences local weather, ensuring comfortable winter conditions.

Climate data indicates that average January temperatures in Key Largo hover around 70°F, with precipitation averaging about 2.5 inches for the month. These statistics are sourced from the National Weather Service.

The moderate winter climate promotes outdoor tourism, including activities like snorkeling and fishing, boosting the local economy. This influx of visitors positively impacts hospitality and local businesses.

In terms of health and well-being, the pleasant weather encourages outdoor physical activities, contributing to a healthier lifestyle for both residents and visitors.

For sustainable tourism, local authorities recommend implementing eco-friendly practices, such as promoting wildlife conservation and minimizing habitat disruption.

Strategies such as enhancing public transportation and improving local infrastructure can help mitigate potential overcrowding during peak winter tourist seasons, ensuring a balance between tourism and environmental preservation.

Maintaining Key Largo’s winter climate is essential for tourism sustainability and local wildlife habitats, necessitating ongoing environmental awareness and adaptive practices among stakeholders.

What Is the Average Temperature in Key Largo, FL During Spring Months?

The average temperature in Key Largo, FL during spring months (March, April, May) typically ranges from 70°F to 85°F. This pleasant climate makes it a popular destination for tourists.

According to the National Oceanic and Atmospheric Administration (NOAA), average temperatures are often used to represent typical weather conditions in a specific region. They provide reliable climate data based on historical weather patterns.

Key Largo experiences mild evenings and warm afternoons in spring. This season is characterized by increasing daylight hours, which contribute to rising temperatures. Humidity levels are generally moderate, enhancing the oceanic feel of the tropical setting.

The Weather Channel further defines spring weather as a transition period from cooler winter temperatures to the warmer summer months. This includes patterns of varying rainfall and sunshine.

Factors affecting spring temperatures include geographical location, proximity to the ocean, and seasonal weather patterns. The Gulf Stream influences local climate, maintaining warmer temperatures.

NOAA reports that the average high temperature in Key Largo during spring is about 80°F. Low temperatures average around 70°F. These figures reflect a stable climate conducive to outdoor activities.

These consistent temperatures have implications for tourism, agriculture, and local ecosystems. Warmer weather attracts visitors but may also result in higher energy demands for cooling.

Health effects include increased heat-related illnesses, particularly for vulnerable populations. Environmental impacts involve shifts in local biodiversity and water resources.

To address temperature-related issues, the Florida Department of Health recommends hydration and sun protection during peak heat hours. Sustainable practices, such as planting trees and using reflective materials, can mitigate heat effects.

Adopting energy-efficient technologies like solar panels and enhanced cooling systems can help manage energy consumption during warmer months in Key Largo.

What Is the Average Temperature in Key Largo, FL During Summer Months?

The average temperature in Key Largo, FL during summer months typically ranges from 80°F to 90°F (27°C to 32°C). This period spans from June to August, known for high humidity and warm weather conditions.

The National Oceanic and Atmospheric Administration (NOAA) provides detailed climatological data, confirming these temperature averages for Key Largo. Their assessments draw from years of weather data collection.

Key Largo’s summer climate is characterized by warm ocean currents and tropical winds. The high humidity often results in a “feels-like” temperature that may exceed the actual temperature. Frequent rain showers also contribute to the summer weather pattern, typically occurring in the afternoons.

According to the Weather Channel, summer in Key Largo is marked not only by high temperatures but also by potential storm activity, particularly during hurricane season, which runs from June to November. The region’s proximity to the ocean influences its overall climate.

The warm temperatures can affect local ecosystems, including coral reefs and marine life, potentially leading to bleaching events. Extended periods of high heat stress aquatic environments and put pressure on species.

Data from climate studies indicate that average summer temperatures in Key Largo could rise by 2°F to 3°F (1°C to 1.5°C) by 2050 due to climate change. This projection emphasizes the need for sustainable practices.

These temperature increases may have broader impacts, including increased heat-related illnesses, adverse effects on tourism, and changing ecological dynamics.

Health, environment, and economic factors are interconnected. Higher temperatures may lead to a rise in heatstroke cases and increased demand for air conditioning, impacting the energy grid. Additionally, tourism may decline if outdoor conditions become unbearable.

Implementing green infrastructure, improving community awareness, and adopting energy-efficient technologies are vital strategies. The American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) recommends enhancing building designs to improve heat resilience.

Specific strategies to mitigate heat impacts include urban forestry, reflective roofing, and smart energy grids. These practices can enhance community resilience against high summer temperatures in Key Largo.

What Is the Average Temperature in Key Largo, FL During Fall Months?

The average temperature in Key Largo, FL during fall months, specifically September through November, ranges from 77°F to 85°F (25°C to 29°C). This range reflects the warm and tropical climate characteristic of the Florida Keys.

According to the National Oceanic and Atmospheric Administration (NOAA), these temperatures are typical for southern Florida, known for its subtropical weather. The NOAA provides detailed meteorological data reflecting long-term climate trends.

Fall in Key Largo features high humidity levels and frequent afternoon rain showers. September is typically the warmest month, while November marks a gradual drop in temperatures. These shifts signify seasonal transitions within the tropical climate.

The Weather Channel defines fall temperatures in Key Largo as part of a broader climatic pattern affecting the region. High humidity can sometimes lead to heat indexes that feel significantly warmer than actual temperatures, particularly during the daytime.

Local geographical factors include proximity to the ocean, which moderates temperatures and contributes to humidity levels. The warm Gulf Stream also influences weather patterns, providing a buffer from cold fronts.

Weather data from the National Weather Service indicates that average high temperatures for September reach about 86°F, tapering off to approximately 80°F by November. Current projections suggest maintaining similar trends for the upcoming years.

The warm fall temperatures impact local tourism, supporting activities such as diving and fishing. Such conditions attract visitors seeking marine experiences in pleasant weather.

Tropical weather influences health, with increased risks of heat-related illnesses during warmer days. A focus on hydration and sun protection is advisable for outdoor activities.

To mitigate the effects of heat, experts recommend strategies such as maintaining hydration, scheduling outdoor activities for cooler times of day, and using ample sun protection measures. These recommendations aim to ensure both safety and enjoyment during the fall months in Key Largo.

When Is the Optimal Time to Visit Key Largo, FL Based on Temperature?

The optimal time to visit Key Largo, FL based on temperature is from December to April. During these months, the weather remains mild and pleasant. Average high temperatures range from 70°F to 80°F, while average low temperatures range from 60°F to 70°F. This period also offers lower humidity and minimal rainfall, making outdoor activities more enjoyable. Visitors will find comfortable conditions for snorkeling, diving, and exploring the beautiful landscapes. Therefore, planning a trip during these months will provide the best experience in terms of weather.

Which Months Have the Most Comfortable Average Temperatures in Key Largo, FL?

The months with the most comfortable average temperatures in Key Largo, FL typically occur from November to April. Below are the average temperatures for each month:

MonthAverage Temperature (°F)Comfort Level
January70Comfortable
February70Comfortable
March72Comfortable
April75Comfortable
May78Moderate
June80Moderate
July81Moderate
August81Moderate
September80Moderate
October77Comfortable
November74Comfortable
December71Comfortable

How Do Humidity and Rainfall Patterns Influence Average Temperature in Key Largo, FL?

Humidity and rainfall patterns significantly influence average temperature in Key Largo, FL by affecting heat retention and cooling mechanisms in the atmosphere. High humidity levels can lead to warmer perceived temperatures, while rainfall plays a role in temperature moderation through evaporation and cooling.

  • Humidity: High humidity in Key Largo, typically ranging from 70% to 80% year-round, affects temperature perception. When humidity is high, the moisture in the air limits the body’s ability to cool through evaporation. This results in a “feels like” temperature that can be several degrees warmer than the actual temperature. The National Oceanic and Atmospheric Administration (NOAA) indicates that relative humidity impacts thermal comfort, making high temperatures feel hotter.

  • Rainfall: Key Largo experiences an average annual rainfall of around 54 inches, with the wettest months usually between June and September. Rainfall contributes to cooling temperatures during hot summer months. The evaporation of rainwater absorbs heat from the environment, which can lower local temperatures temporarily. A study by Kunkel et al. (2013) showed that summer rainfall patterns can lead to significant cooling effects, particularly in tropical climates like that of Florida.

  • Seasonal variations: In the summer, increased rainfall and humidity lead to cloud cover, which reflects sunlight and helps moderate daily high temperatures. Conversely, during the dry season, temperatures can rise without the cooling effects of rain. Weather data from the Florida Climate Center indicates average summer temperatures are around 88°F, but days with heavy rain can drop to as low as 80°F.

  • Long-term impacts: As climate change progresses, changes in rainfall patterns can further influence average temperatures. Increased rainfall linked with changing climate models may result in fluctuating humidity levels, which could alter local temperature norms. The Intergovernmental Panel on Climate Change (IPCC) reports that changes in precipitation patterns can significantly impact regional climatic conditions.

In summary, both humidity and rainfall patterns play crucial roles in shaping the average temperature in Key Largo, impacting how both the environment and residents experience heat.

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