Transit Desk

Climate

Weather in Costa Rica in December

Weather in Costa Rica, December
In December, Costa Rica sees average highs of 24.6°C (76°F) and lows of 16.3°C (61°F), with around 73 mm of rain.

Costa Rica — December

Costa Rica December
Daytime high
24.6°C (76°F)
Overnight low
16.3°C (61°F)
Rainfall
73 mm
Best-time rank
Off-peak

How December compares

Costa Rica, December vs. the annual average (2025)
This month24.6°C (76°F) / 16.3°C (61°F) · 73 mm
Yearly average25.3°C (78°F) / 16.4°C (62°F) · 271 mm

December in Costa Rica runs 0.7°C (1.3°F) cooler than the yearly average, and is drier than the yearly average. Pack layers you can adjust through the day — mild conditions.

Common questions

What is the weather like in Costa Rica in December?

Average highs of 24.6°C (76°F) and lows of 16.3°C (61°F), with around 73 mm of rain.

Is December a good time to visit Costa Rica?

It is an off-peak month for comfort in Costa Rica; January, February, March tend to be more pleasant.

Updated climate normals, 2025