Average annual temperature is 26.7 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: 13.8 °C
Number of sunny days: 111 days
Number of rainy days: 254 days
Look at detailed online map of San Agustín Acasaguastlán
* Weather data for San Agustín Acasaguastlán 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) | 36.4 | 36.6 | 38.6 | 39.5 | 38.1 | 40.7 | 34.5 | 36.3 | 35.1 | 36.3 | 33.7 | 35.1 |
| Average daytime temperature (°C) | 30.8 | 32.1 | 35.0 | 36.3 | 36.1 | 36.3 | 32.9 | 33.7 | 33.3 | 32.3 | 29.0 | 29.8 |
| Average temperature (°C) | 24.4 | 24.9 | 27.3 | 28.4 | 28.8 | 29.1 | 27.0 | 27.4 | 27.3 | 26.5 | 24.5 | 24.2 |
| Average night temperature (°C) | 19.7 | 20.0 | 21.6 | 22.5 | 23.4 | 24.0 | 23.1 | 23.2 | 22.7 | 22.7 | 21.5 | 20.1 |
| Absolute minimum temperature (°C) | 15.2 | 17.7 | 20.1 | 19.9 | 21.5 | 21.8 | 21.6 | 21.4 | 21.8 | 19.7 | 19.7 | 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 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.4 | 11.7 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.3 |
| 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) | 10.1 | 10.4 | 10.9 | 11.3 | 11.1 | 11.0 | 10.7 | 10.2 | 10.7 | 9.5 | 7.8 | 9.4 |
| Precipitation (mm) | 11 | 9 | 32 | 26 | 54 | 56 | 69 | 99 | 118 | 184 | 188 | 31 |
| Sunny days | 17 | 13 | 15 | 18 | 9 | 5 | 3 | 3 | 2 | 5 | 5 | 16 |
| Rainy days | 14 | 15 | 16 | 12 | 22 | 25 | 28 | 28 | 28 | 26 | 25 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Agustín Acasaguastlán is at