Average annual temperature is 15.7 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -9.5 °C
Number of sunny days: 258 days
Number of rainy days: 106 days
Number of snow days: 1 day
Look at detailed online map of San Isidro
* Weather data for San Isidro 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) | 17.8 | 18.5 | 20.2 | 27.8 | 27.2 | 35.9 | 35.9 | 34.3 | 33.4 | 28.4 | 24.4 | 20.0 |
| Average daytime temperature (°C) | 11.1 | 12.2 | 16.2 | 22.2 | 24.7 | 29.8 | 32.7 | 29.1 | 29.3 | 23.6 | 17.9 | 15.0 |
| Average temperature (°C) | 6.0 | 6.0 | 9.7 | 15.2 | 17.9 | 23.0 | 24.9 | 22.8 | 23.0 | 17.6 | 12.4 | 9.3 |
| Average night temperature (°C) | 2.0 | 1.5 | 4.2 | 8.0 | 10.9 | 15.8 | 17.6 | 17.4 | 17.2 | 12.3 | 7.8 | 4.6 |
| Absolute minimum temperature (°C) | -9.5 | -6.9 | -7.9 | -3.1 | 6.8 | 9.1 | 14.8 | 13.5 | 14.5 | 1.7 | 3.2 | -0.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.3 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.3 | 8.5 | 10.3 | 12.0 | 12.2 | 12.3 | 12.7 | 11.5 | 11.2 | 10.0 | 9.4 | 8.8 |
| Precipitation (mm) | 76 | 81 | 34 | 4 | 11 | 1 | 27 | 74 | 22 | 29 | 9 | 58 |
| Sunny days | 25 | 15 | 23 | 28 | 23 | 27 | 16 | 9 | 22 | 20 | 24 | 26 |
| Rainy days | 6 | 12 | 8 | 2 | 8 | 3 | 15 | 22 | 8 | 11 | 6 | 5 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Isidro is at