Average annual temperature is 25.6 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 13.8 °C
Number of sunny days: 85 days
Number of rainy days: 280 days
Look at detailed online map of San Juan Acul
* Weather data for San Juan Acul 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) | 30.8 | 31.4 | 34.8 | 39.1 | 37.7 | 39.6 | 32.5 | 33.0 | 32.4 | 34.4 | 30.1 | 30.4 |
| Average daytime temperature (°C) | 27.5 | 28.1 | 32.1 | 34.7 | 34.8 | 36.0 | 31.1 | 31.4 | 31.2 | 30.3 | 27.7 | 26.1 |
| Average temperature (°C) | 22.6 | 22.9 | 25.8 | 27.8 | 28.3 | 29.5 | 25.9 | 26.2 | 25.8 | 25.6 | 24.0 | 22.3 |
| Average night temperature (°C) | 18.9 | 19.0 | 20.8 | 22.2 | 23.2 | 24.5 | 22.5 | 22.6 | 22.2 | 22.2 | 21.4 | 19.7 |
| Absolute minimum temperature (°C) | 15.1 | 17.4 | 18.4 | 20.0 | 20.6 | 22.6 | 21.3 | 21.6 | 20.8 | 19.9 | 19.2 | 13.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.3 | 9.6 | 10.7 | 11.4 | 11.4 | 11.2 | 9.4 | 10.1 | 10.2 | 9.8 | 7.5 | 6.7 |
| Precipitation (mm) | 65 | 68 | 34 | 20 | 80 | 136 | 307 | 232 | 378 | 291 | 335 | 187 |
| Sunny days | 10 | 6 | 15 | 18 | 16 | 12 | 0 | 0 | 0 | 2 | 2 | 4 |
| Rainy days | 21 | 22 | 16 | 12 | 15 | 18 | 31 | 31 | 30 | 29 | 28 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan Acul is at