Average annual temperature is 17.4 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: 1.2 °C
Number of sunny days: 243 days
Number of rainy days: 122 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) | 24.8 | 28.0 | 29.2 | 30.5 | 31.5 | 34.3 | 30.2 | 31.1 | 30.1 | 28.2 | 27.5 | 20.5 |
| Average daytime temperature (°C) | 21.7 | 23.8 | 27.0 | 27.5 | 27.9 | 31.1 | 27.4 | 27.0 | 27.8 | 24.0 | 22.1 | 17.0 |
| Average temperature (°C) | 12.9 | 14.6 | 17.9 | 19.0 | 19.8 | 22.4 | 19.8 | 19.7 | 20.0 | 17.1 | 14.3 | 11.0 |
| Average night temperature (°C) | 5.5 | 7.0 | 9.5 | 11.4 | 12.5 | 14.3 | 13.7 | 13.6 | 12.7 | 11.6 | 8.4 | 6.5 |
| Absolute minimum temperature (°C) | 2.8 | 1.2 | 3.7 | 8.4 | 10.4 | 11.4 | 11.1 | 10.6 | 10.9 | 6.1 | 4.3 | 1.5 |
| 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 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.3 | 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) | 9.9 | 10.4 | 11.2 | 11.5 | 11.9 | 12.4 | 11.8 | 11.5 | 11.3 | 9.3 | 9.2 | 6.8 |
| Precipitation (mm) | 0 | 2 | 2 | 10 | 52 | 6 | 25 | 35 | 7 | 37 | 42 | 47 |
| Sunny days | 28 | 25 | 27 | 21 | 19 | 23 | 14 | 14 | 22 | 15 | 18 | 17 |
| Rainy days | 3 | 3 | 4 | 9 | 12 | 7 | 17 | 17 | 8 | 16 | 12 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Isidro is at