Average annual temperature is 25.0 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: 16.1 °C
Number of sunny days: 48 days
Number of rainy days: 317 days
Look at detailed online map of Santa Rosa
* Weather data for Santa Rosa Guatemala is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 28.1 | 28.0 | 30.7 | 33.9 | 32.4 | 33.8 | 29.8 | 30.5 | 30.0 | 32.7 | 27.6 | 27.9 |
| Average daytime temperature (°C) | 25.3 | 25.5 | 28.3 | 29.8 | 30.4 | 31.0 | 28.4 | 29.1 | 28.9 | 28.6 | 26.1 | 25.3 |
| Average temperature (°C) | 22.5 | 22.6 | 24.7 | 25.8 | 26.8 | 27.3 | 25.6 | 26.2 | 26.0 | 25.9 | 24.0 | 23.1 |
| Average night temperature (°C) | 20.1 | 20.3 | 21.6 | 22.7 | 23.9 | 24.5 | 23.6 | 23.9 | 23.6 | 23.7 | 22.4 | 21.3 |
| Absolute minimum temperature (°C) | 16.1 | 18.4 | 20.0 | 21.1 | 22.5 | 22.4 | 22.5 | 22.6 | 22.8 | 21.8 | 20.7 | 17.7 |
| 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 | 12.8 | 13.0 | 12.9 | 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) | 9.1 | 9.2 | 10.5 | 11.2 | 10.8 | 10.8 | 9.4 | 10.1 | 10.3 | 9.4 | 7.2 | 7.6 |
| Precipitation (mm) | 184 | 191 | 179 | 45 | 89 | 328 | 657 | 343 | 444 | 377 | 765 | 257 |
| Sunny days | 7 | 3 | 8 | 10 | 6 | 3 | 0 | 0 | 0 | 2 | 4 | 5 |
| Rainy days | 24 | 25 | 23 | 20 | 25 | 27 | 31 | 31 | 30 | 29 | 26 | 26 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santa Rosa is at