Average annual temperature is 25.7 °C
Absolute maximum temperature: 40.2 °C
Absolute minimum temperature: 11.9 °C
Number of sunny days: 183 days
Number of rainy days: 182 days
Look at detailed online map of Costa Rica
* Weather data for Costa Rica Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 33.9 | 35.8 | 36.3 | 38.3 | 39.3 | 40.2 | 35.6 | 35.8 | 35.0 | 33.3 | 34.6 | 35.4 |
| Average daytime temperature (°C) | 31.9 | 32.5 | 34.4 | 36.7 | 36.7 | 35.7 | 31.5 | 31.8 | 32.1 | 30.9 | 30.9 | 31.0 |
| Average temperature (°C) | 23.7 | 23.9 | 26.3 | 28.1 | 28.4 | 28.1 | 25.5 | 25.6 | 25.7 | 25.0 | 24.7 | 23.8 |
| Average night temperature (°C) | 17.2 | 17.5 | 19.8 | 20.9 | 21.6 | 22.1 | 21.0 | 21.1 | 21.1 | 21.0 | 20.0 | 18.6 |
| Absolute minimum temperature (°C) | 12.2 | 14.5 | 17.5 | 17.5 | 19.9 | 19.5 | 18.9 | 19.4 | 19.6 | 18.7 | 17.4 | 11.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.9 | 13.0 | 13.0 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.5 | 10.6 | 11.1 | 11.7 | 11.7 | 11.0 | 10.5 | 10.0 | 10.5 | 10.0 | 9.3 | 10.0 |
| Precipitation (mm) | 1 | 4 | 14 | 1 | 28 | 75 | 158 | 145 | 115 | 101 | 46 | 21 |
| Sunny days | 28 | 23 | 22 | 21 | 18 | 8 | 11 | 5 | 3 | 5 | 15 | 24 |
| Rainy days | 3 | 5 | 9 | 9 | 13 | 22 | 20 | 26 | 27 | 26 | 15 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Costa Rica is at