Average annual temperature is 21.0 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: 5.2 °C
Number of sunny days: 181 days
Number of rainy days: 184 days
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) | 29.1 | 33.2 | 34.0 | 35.4 | 35.1 | 37.3 | 32.5 | 34.8 | 33.4 | 31.4 | 33.2 | 26.4 |
| Average daytime temperature (°C) | 25.6 | 27.8 | 30.3 | 30.9 | 31.1 | 33.9 | 29.5 | 29.0 | 30.9 | 26.6 | 25.2 | 20.8 |
| Average temperature (°C) | 17.6 | 18.4 | 21.8 | 22.8 | 23.2 | 25.8 | 23.0 | 22.5 | 23.3 | 20.4 | 17.9 | 15.2 |
| Average night temperature (°C) | 11.5 | 12.2 | 15.1 | 16.8 | 17.6 | 19.2 | 18.4 | 17.7 | 17.1 | 16.2 | 13.2 | 11.7 |
| Absolute minimum temperature (°C) | 7.1 | 5.2 | 7.8 | 12.5 | 15.4 | 17.0 | 16.4 | 14.8 | 15.4 | 9.2 | 8.4 | 6.9 |
| 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) | 11.0 | 11.5 | 12.0 | 12.6 | 13.1 | 13.4 | 13.3 | 12.8 | 12.3 | 11.7 | 11.1 | 10.9 |
| 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) | 9.9 | 10.3 | 10.8 | 11.2 | 11.6 | 12.4 | 11.5 | 11.1 | 11.3 | 8.9 | 8.8 | 7.3 |
| Precipitation (mm) | 1 | 0 | 8 | 38 | 48 | 21 | 63 | 102 | 22 | 65 | 11 | 51 |
| Sunny days | 29 | 25 | 23 | 16 | 11 | 20 | 6 | 1 | 9 | 9 | 20 | 12 |
| Rainy days | 2 | 3 | 8 | 14 | 20 | 10 | 25 | 30 | 21 | 22 | 10 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Isidro is at