Transit Desk

Climate

Weather in Costa Rica in May

Weather in Costa Rica, May
In May, Costa Rica sees average highs of 26.1°C (79°F) and lows of 16.9°C (62°F), with around 315 mm of rain.

Costa Rica — May

Costa Rica May
Daytime high
26.1°C (79°F)
Overnight low
16.9°C (62°F)
Rainfall
315 mm
Best-time rank
Off-peak

How May compares

Costa Rica, May vs. the annual average (2025)
This month26.1°C (79°F) / 16.9°C (62°F) · 315 mm
Yearly average25.3°C (78°F) / 16.4°C (62°F) · 271 mm

May in Costa Rica runs 0.8°C (1.4°F) warmer than the yearly average, and is wetter than the yearly average. Pack layers you can adjust through the day — mild conditions, and something waterproof — this is a wetter month.

Common questions

What is the weather like in Costa Rica in May?

Average highs of 26.1°C (79°F) and lows of 16.9°C (62°F), with around 315 mm of rain.

Is May 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