Average annual temperature is 25.0 °C
Absolute maximum temperature: 33.4 °C
Absolute minimum temperature: 18.4 °C
Number of sunny days: 8 days
Number of rainy days: 357 days
Look at detailed online map of Guaria
* Weather data for Guaria 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) | 30.0 | 29.3 | 29.9 | 32.9 | 31.8 | 32.5 | 32.2 | 32.9 | 33.4 | 32.4 | 31.7 | 31.8 |
| Average daytime temperature (°C) | 27.5 | 28.0 | 28.3 | 29.3 | 30.6 | 30.4 | 29.6 | 30.3 | 30.5 | 30.1 | 29.3 | 28.7 |
| Average temperature (°C) | 23.2 | 23.4 | 24.3 | 24.9 | 26.2 | 26.0 | 25.4 | 25.7 | 25.8 | 25.6 | 25.1 | 24.6 |
| Average night temperature (°C) | 20.2 | 20.2 | 21.3 | 21.3 | 22.9 | 23.1 | 22.6 | 22.7 | 22.5 | 22.8 | 22.6 | 21.5 |
| Absolute minimum temperature (°C) | 18.5 | 18.4 | 19.1 | 19.7 | 21.6 | 22.1 | 21.5 | 21.7 | 21.3 | 22.1 | 21.1 | 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) | 9.9 | 10.2 | 9.6 | 10.5 | 10.1 | 9.0 | 7.8 | 8.8 | 9.8 | 8.3 | 8.6 | 9.0 |
| Precipitation (mm) | 469 | 292 | 212 | 143 | 178 | 335 | 606 | 470 | 301 | 401 | 507 | 430 |
| Sunny days | 0 | 0 | 0 | 5 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 25 | 28 | 30 | 31 | 31 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Guaria is at