Average annual temperature is 25.3 °C
Absolute maximum temperature: 42.9 °C
Absolute minimum temperature: 6.8 °C
Number of sunny days: 187 days
Number of rainy days: 178 days
Look at detailed online map of San Ernesto
* Weather data for San Ernesto Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 34.7 | 38.9 | 42.5 | 37.6 | 37.9 | 42.9 | 37.5 | 39.1 | 37.7 | 36.4 | 31.8 | 30.6 |
| Average daytime temperature (°C) | 27.7 | 28.1 | 32.5 | 32.0 | 34.1 | 37.4 | 35.4 | 36.0 | 36.0 | 30.7 | 25.9 | 24.0 |
| Average temperature (°C) | 21.1 | 20.7 | 24.7 | 25.6 | 27.6 | 30.6 | 29.0 | 29.4 | 29.5 | 25.2 | 20.5 | 19.3 |
| Average night temperature (°C) | 15.8 | 15.0 | 19.0 | 20.4 | 22.1 | 24.8 | 23.8 | 24.1 | 24.1 | 21.0 | 16.4 | 15.6 |
| Absolute minimum temperature (°C) | 8.4 | 6.8 | 10.6 | 14.9 | 16.5 | 22.2 | 21.9 | 21.8 | 22.2 | 11.3 | 11.6 | 11.6 |
| 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 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.4 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.8 | 9.5 | 9.8 | 10.1 | 11.1 | 12.1 | 12.0 | 11.2 | 11.2 | 8.9 | 7.6 | 6.4 |
| Precipitation (mm) | 9 | 4 | 11 | 71 | 129 | 27 | 101 | 109 | 49 | 169 | 19 | 24 |
| Sunny days | 26 | 21 | 20 | 11 | 10 | 13 | 7 | 9 | 14 | 11 | 22 | 23 |
| Rainy days | 5 | 7 | 11 | 19 | 21 | 17 | 24 | 22 | 16 | 20 | 8 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Ernesto is at