Average annual temperature is 19.0 °C
Absolute maximum temperature: 26.2 °C
Absolute minimum temperature: 9.8 °C
Number of sunny days: 44 days
Number of rainy days: 321 days
Look at detailed online map of San Antonio Chacayá
* Weather data for San Antonio Chacayá 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) | 24.6 | 26.2 | 24.8 | 24.6 | 25.8 | 24.1 | 25.4 | 24.7 | 24.9 | 23.1 | 24.2 | 24.4 |
| Average daytime temperature (°C) | 21.8 | 23.5 | 21.7 | 22.1 | 22.6 | 22.1 | 22.9 | 22.2 | 22.2 | 21.6 | 22.0 | 22.0 |
| Average temperature (°C) | 17.7 | 18.5 | 18.3 | 19.0 | 20.0 | 19.8 | 19.7 | 19.6 | 19.6 | 19.0 | 19.0 | 18.1 |
| Average night temperature (°C) | 14.1 | 14.8 | 15.6 | 16.3 | 17.5 | 17.7 | 16.8 | 16.9 | 17.1 | 16.6 | 16.2 | 14.6 |
| Absolute minimum temperature (°C) | 12.0 | 12.3 | 13.3 | 12.5 | 15.1 | 15.1 | 14.7 | 14.0 | 14.8 | 15.2 | 13.9 | 9.8 |
| 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 | 12.0 | 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 | 11.5 | 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) | 10.3 | 10.8 | 10.4 | 10.8 | 10.8 | 10.1 | 10.1 | 9.7 | 9.4 | 8.7 | 9.3 | 10.2 |
| Precipitation (mm) | 24 | 12 | 89 | 85 | 156 | 231 | 262 | 246 | 299 | 397 | 91 | 18 |
| Sunny days | 10 | 11 | 1 | 4 | 0 | 0 | 2 | 0 | 0 | 0 | 4 | 12 |
| Rainy days | 21 | 17 | 30 | 26 | 31 | 30 | 29 | 31 | 30 | 31 | 26 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio Chacayá is at