Average annual temperature is 24.1 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 12.4 °C
Number of sunny days: 63 days
Number of rainy days: 302 days
Look at detailed online map of Chiaslau
* Weather data for Chiaslau 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) | 29.4 | 30.5 | 32.2 | 36.3 | 34.3 | 37.1 | 31.5 | 31.1 | 31.0 | 33.6 | 28.9 | 30.1 |
| Average daytime temperature (°C) | 26.0 | 26.3 | 29.1 | 31.3 | 32.0 | 33.6 | 29.2 | 29.7 | 29.8 | 29.0 | 26.1 | 25.0 |
| Average temperature (°C) | 21.3 | 21.7 | 23.8 | 25.2 | 26.3 | 27.5 | 24.6 | 24.9 | 24.9 | 24.5 | 22.8 | 21.4 |
| Average night temperature (°C) | 17.8 | 18.6 | 19.6 | 20.4 | 21.9 | 22.9 | 21.6 | 21.6 | 21.5 | 21.3 | 20.6 | 18.6 |
| Absolute minimum temperature (°C) | 13.1 | 16.1 | 18.0 | 17.9 | 20.6 | 21.0 | 20.9 | 20.5 | 20.5 | 18.3 | 17.1 | 12.4 |
| 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) | 8.9 | 8.6 | 10.3 | 11.3 | 10.9 | 10.7 | 9.3 | 9.7 | 10.2 | 9.1 | 5.9 | 7.1 |
| Precipitation (mm) | 146 | 129 | 127 | 41 | 66 | 147 | 382 | 238 | 228 | 265 | 500 | 208 |
| Sunny days | 11 | 5 | 10 | 16 | 3 | 8 | 0 | 0 | 0 | 2 | 2 | 6 |
| Rainy days | 20 | 23 | 21 | 14 | 28 | 22 | 31 | 31 | 30 | 29 | 28 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chiaslau is at