Average annual temperature is 26.9 °C
Absolute maximum temperature: 36.0 °C
Absolute minimum temperature: 18.1 °C
Number of sunny days: 68 days
Number of rainy days: 297 days
Look at detailed online map of San Rafael Pacayá
* Weather data for San Rafael Pacayá 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) | 33.7 | 34.8 | 34.7 | 35.7 | 36.0 | 33.0 | 34.4 | 34.6 | 34.4 | 32.8 | 33.2 | 34.5 |
| Average daytime temperature (°C) | 32.0 | 33.2 | 33.1 | 34.3 | 34.1 | 31.7 | 32.5 | 32.0 | 32.6 | 31.1 | 31.8 | 33.5 |
| Average temperature (°C) | 25.8 | 26.7 | 27.0 | 28.3 | 28.2 | 26.8 | 27.0 | 26.9 | 26.9 | 25.7 | 26.5 | 26.9 |
| Average night temperature (°C) | 20.9 | 21.3 | 22.8 | 23.8 | 24.1 | 23.7 | 23.6 | 23.7 | 23.4 | 23.0 | 22.8 | 21.7 |
| Absolute minimum temperature (°C) | 19.2 | 19.6 | 21.8 | 22.1 | 22.5 | 22.5 | 21.8 | 22.3 | 22.5 | 22.2 | 21.5 | 18.1 |
| 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 | 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) | 10.5 | 10.8 | 10.8 | 11.4 | 11.2 | 10.2 | 9.7 | 9.4 | 10.1 | 8.4 | 9.8 | 10.2 |
| Precipitation (mm) | 23 | 8 | 103 | 52 | 246 | 339 | 280 | 300 | 342 | 706 | 130 | 17 |
| Sunny days | 19 | 17 | 4 | 5 | 1 | 0 | 1 | 0 | 0 | 0 | 2 | 19 |
| Rainy days | 12 | 11 | 27 | 25 | 30 | 30 | 30 | 31 | 30 | 31 | 28 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Rafael Pacayá is at