Costa Rica is warm in December. Coastal regions average 86°F (30°C). Mountainous areas range from 64°F to 72°F (18°C to 22°C). Humidity levels are high. December begins the dry season, attracting travelers to beaches and nature activities. Prepare for pleasant, sunny weather ideal for exploring.
Visitors can expect sunny mornings and occasional afternoon showers, particularly in the mountainous regions. The Caribbean coast tends to experience more consistent rainfall, but it also enjoys warm temperatures. Wildlife becomes more active as the environment begins to dry, providing excellent opportunities for animal watching.
Travelers should prepare for fluctuating conditions. Lightweight clothing is advisable for daytime, while a light jacket may be useful during cooler evenings. Holiday celebrations also add a vibrant cultural element to the experience, enriching your visit.
As you plan your trip, consider popular destinations like Guanacaste and Arenal. These areas offer stunning landscapes and rich biodiversity, making them perfect for adventure seekers. In the upcoming section, we will explore the best activities and places to visit in Costa Rica during December.
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