Average annual temperature is 22.5 °C
Absolute maximum temperature: 28.6 °C
Absolute minimum temperature: 15.2 °C
Number of sunny days: 7 days
Number of rainy days: 358 days
Look at detailed online map of Atirro
* Weather data for Atirro Costa Rica is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 24.8 | 25.6 | 25.3 | 28.6 | 27.9 | 27.8 | 27.3 | 28.6 | 27.7 | 28.0 | 26.9 | 27.5 |
| Average daytime temperature (°C) | 23.2 | 23.3 | 23.8 | 24.9 | 26.1 | 26.0 | 26.1 | 26.4 | 26.6 | 26.2 | 25.5 | 25.0 |
| Average temperature (°C) | 20.6 | 20.4 | 21.0 | 21.5 | 23.2 | 23.3 | 23.4 | 23.8 | 23.8 | 23.5 | 23.1 | 22.5 |
| Average night temperature (°C) | 18.7 | 18.3 | 18.9 | 18.6 | 21.0 | 20.9 | 21.2 | 21.5 | 21.0 | 21.0 | 21.1 | 20.7 |
| Absolute minimum temperature (°C) | 15.2 | 16.2 | 16.8 | 15.6 | 18.9 | 17.8 | 19.4 | 19.1 | 18.3 | 19.5 | 19.2 | 18.5 |
| 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 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.6 | 11.8 | 12.1 | 12.3 | 12.6 | 12.7 | 12.6 | 12.4 | 12.2 | 11.9 | 11.7 | 11.6 |
| 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) | 8.7 | 8.9 | 8.0 | 9.2 | 9.1 | 8.1 | 7.6 | 8.4 | 9.0 | 7.7 | 7.2 | 8.0 |
| Precipitation (mm) | 566 | 384 | 418 | 183 | 367 | 348 | 515 | 498 | 367 | 366 | 455 | 456 |
| Sunny days | 0 | 0 | 0 | 5 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 0 |
| Rainy days | 31 | 28 | 31 | 25 | 31 | 29 | 31 | 31 | 30 | 31 | 29 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Atirro is at