Average annual temperature is 25.0 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: 11.8 °C
Number of sunny days: 151 days
Number of rainy days: 214 days
Look at detailed online map of San Idelfonso
* Weather data for San Idelfonso 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) | 32.0 | 33.6 | 35.6 | 36.4 | 38.7 | 38.3 | 34.4 | 33.9 | 31.3 | 31.8 | 32.0 | 32.3 |
| Average daytime temperature (°C) | 29.7 | 31.5 | 32.7 | 34.9 | 34.7 | 32.9 | 30.8 | 30.4 | 29.2 | 28.8 | 28.4 | 28.8 |
| Average temperature (°C) | 23.4 | 24.2 | 26.0 | 27.7 | 27.7 | 27.0 | 25.1 | 24.8 | 24.3 | 23.9 | 23.2 | 22.7 |
| Average night temperature (°C) | 17.7 | 18.4 | 20.4 | 21.5 | 21.9 | 22.3 | 20.9 | 20.5 | 20.3 | 20.1 | 19.3 | 17.7 |
| Absolute minimum temperature (°C) | 13.6 | 15.1 | 18.9 | 18.2 | 20.0 | 20.3 | 19.3 | 19.0 | 19.0 | 17.5 | 16.7 | 11.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.5 | 10.6 | 11.1 | 11.6 | 11.5 | 11.1 | 10.4 | 10.2 | 10.5 | 10.2 | 9.4 | 10.1 |
| Precipitation (mm) | 18 | 3 | 19 | 8 | 41 | 164 | 255 | 212 | 225 | 163 | 106 | 36 |
| Sunny days | 25 | 22 | 17 | 23 | 13 | 9 | 7 | 6 | 0 | 1 | 9 | 19 |
| Rainy days | 6 | 6 | 14 | 7 | 18 | 21 | 24 | 25 | 30 | 30 | 21 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Idelfonso is at