Average annual temperature is 22.5 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: 10.4 °C
Number of sunny days: 81 days
Number of rainy days: 284 days
Look at detailed online map of Casa Blanca (San Isidro)
* Weather data for Casa Blanca (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) | 28.4 | 29.7 | 31.3 | 34.6 | 34.2 | 34.0 | 29.1 | 32.2 | 28.8 | 31.6 | 29.3 | 29.8 |
| Average daytime temperature (°C) | 24.4 | 24.3 | 27.9 | 30.5 | 30.5 | 31.1 | 27.4 | 27.5 | 27.1 | 26.5 | 23.6 | 22.8 |
| Average temperature (°C) | 20.2 | 19.9 | 22.8 | 24.6 | 24.9 | 25.9 | 23.1 | 23.1 | 22.8 | 22.4 | 20.4 | 19.1 |
| Average night temperature (°C) | 17.0 | 16.8 | 19.1 | 20.3 | 20.3 | 21.8 | 20.0 | 19.8 | 19.5 | 19.5 | 18.4 | 16.3 |
| Absolute minimum temperature (°C) | 12.2 | 13.2 | 15.5 | 16.5 | 15.6 | 19.6 | 18.3 | 18.4 | 17.7 | 15.8 | 14.1 | 10.4 |
| 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) | 11.2 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.3 | 11.1 |
| 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) | 9.3 | 8.1 | 10.3 | 11.0 | 11.6 | 10.7 | 8.9 | 9.4 | 9.9 | 8.6 | 6.1 | 7.6 |
| Precipitation (mm) | 129 | 362 | 56 | 50 | 24 | 97 | 264 | 224 | 171 | 189 | 454 | 178 |
| Sunny days | 11 | 9 | 12 | 15 | 11 | 6 | 0 | 0 | 1 | 3 | 4 | 9 |
| Rainy days | 20 | 19 | 19 | 15 | 20 | 24 | 31 | 31 | 29 | 28 | 26 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Casa Blanca (San Isidro) is at