Average annual temperature is 16.4 °C
Absolute maximum temperature: 28.1 °C
Absolute minimum temperature: 2.1 °C
Number of sunny days: 96 days
Number of rainy days: 269 days
Look at detailed online map of Casa Grande
* Weather data for Casa Grande 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) | 21.7 | 23.5 | 24.8 | 26.6 | 27.9 | 28.1 | 23.8 | 24.0 | 23.7 | 22.9 | 22.1 | 22.6 |
| Average daytime temperature (°C) | 19.9 | 21.2 | 23.0 | 24.8 | 25.1 | 24.1 | 22.0 | 22.2 | 21.9 | 21.2 | 20.3 | 19.6 |
| Average temperature (°C) | 14.0 | 14.7 | 16.4 | 17.5 | 18.1 | 18.1 | 17.2 | 17.1 | 16.9 | 16.6 | 15.7 | 14.4 |
| Average night temperature (°C) | 8.3 | 8.5 | 9.9 | 10.6 | 11.3 | 11.8 | 12.5 | 12.2 | 11.6 | 12.3 | 11.6 | 9.5 |
| Absolute minimum temperature (°C) | 4.2 | 5.7 | 5.9 | 7.2 | 9.5 | 8.9 | 10.1 | 10.5 | 9.1 | 10.8 | 7.9 | 2.1 |
| 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) | 10.4 | 10.8 | 11.2 | 11.7 | 11.4 | 10.8 | 10.1 | 10.0 | 10.1 | 9.7 | 9.0 | 10.0 |
| Precipitation (mm) | 24 | 35 | 29 | 17 | 68 | 279 | 714 | 330 | 393 | 415 | 243 | 40 |
| Sunny days | 15 | 16 | 13 | 16 | 10 | 5 | 1 | 0 | 0 | 0 | 5 | 15 |
| Rainy days | 16 | 12 | 18 | 14 | 21 | 25 | 30 | 31 | 30 | 31 | 25 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Casa Grande is at