Average annual temperature is 25.7 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 15.5 °C
Number of sunny days: 43 days
Number of rainy days: 322 days
Look at detailed online map of San Fernandito
* Weather data for San Fernandito 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) | 31.0 | 30.8 | 34.2 | 38.3 | 34.3 | 36.8 | 32.9 | 32.6 | 31.6 | 36.2 | 30.0 | 30.3 |
| Average daytime temperature (°C) | 26.8 | 26.9 | 29.9 | 31.8 | 32.2 | 32.9 | 30.1 | 30.6 | 30.5 | 30.1 | 27.4 | 26.4 |
| Average temperature (°C) | 23.1 | 23.2 | 25.3 | 26.4 | 27.6 | 28.3 | 26.2 | 26.7 | 26.5 | 26.3 | 24.7 | 23.5 |
| Average night temperature (°C) | 20.6 | 20.5 | 21.6 | 22.1 | 23.9 | 24.8 | 23.8 | 24.1 | 23.8 | 23.6 | 22.8 | 21.4 |
| Absolute minimum temperature (°C) | 15.5 | 17.9 | 19.7 | 19.8 | 22.6 | 22.8 | 22.8 | 22.5 | 22.5 | 21.6 | 19.8 | 17.4 |
| 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 | 12.8 | 13.0 | 12.9 | 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) | 8.5 | 8.8 | 10.4 | 11.3 | 10.8 | 10.5 | 8.5 | 8.9 | 9.4 | 8.6 | 6.5 | 6.7 |
| Precipitation (mm) | 141 | 141 | 149 | 55 | 75 | 235 | 470 | 250 | 293 | 238 | 583 | 229 |
| Sunny days | 6 | 4 | 6 | 10 | 5 | 6 | 0 | 0 | 0 | 0 | 3 | 3 |
| Rainy days | 25 | 24 | 25 | 20 | 26 | 24 | 31 | 31 | 30 | 31 | 27 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Fernandito is at