Average annual temperature is 27.9 °C
Absolute maximum temperature: 42.8 °C
Absolute minimum temperature: 14.9 °C
Number of sunny days: 161 days
Number of rainy days: 204 days
Look at detailed online map of San Dimas
* Weather data for San Dimas 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) | 34.6 | 36.8 | 40.2 | 41.0 | 40.7 | 42.8 | 39.6 | 36.3 | 37.1 | 36.4 | 33.9 | 33.6 |
| Average daytime temperature (°C) | 31.8 | 33.1 | 36.1 | 38.0 | 37.9 | 38.6 | 36.3 | 34.7 | 34.6 | 33.8 | 31.1 | 29.0 |
| Average temperature (°C) | 25.5 | 26.4 | 28.5 | 30.1 | 30.2 | 31.1 | 29.3 | 28.2 | 28.1 | 27.7 | 25.8 | 24.0 |
| Average night temperature (°C) | 20.8 | 21.3 | 22.7 | 24.1 | 24.4 | 25.7 | 24.9 | 24.3 | 24.1 | 23.3 | 22.1 | 20.3 |
| Absolute minimum temperature (°C) | 14.9 | 16.6 | 19.5 | 21.3 | 19.9 | 21.7 | 23.3 | 22.7 | 23.0 | 19.6 | 19.9 | 14.9 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.1 | 11.5 | 12.0 | 12.6 | 13.0 | 13.3 | 13.2 | 12.8 | 12.2 | 11.7 | 11.2 | 11.0 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.0 | 10.8 | 11.7 | 11.6 | 11.5 | 10.8 | 11.3 | 10.6 | 10.6 | 9.5 | 9.0 |
| Precipitation (mm) | 7 | 8 | 42 | 4 | 30 | 84 | 138 | 141 | 117 | 46 | 70 | 58 |
| Sunny days | 21 | 19 | 24 | 22 | 19 | 14 | 7 | 2 | 3 | 10 | 7 | 13 |
| Rainy days | 10 | 9 | 7 | 8 | 12 | 16 | 24 | 29 | 27 | 21 | 23 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Dimas is at