Average annual temperature is 26.8 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 13.8 °C
Number of sunny days: 140 days
Number of rainy days: 225 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) | 32.2 | 32.7 | 35.5 | 38.5 | 38.7 | 39.1 | 38.7 | 37.3 | 35.7 | 36.1 | 33.9 | 33.1 |
| Average daytime temperature (°C) | 29.5 | 30.5 | 33.1 | 35.4 | 36.0 | 36.8 | 35.9 | 34.9 | 34.6 | 33.1 | 30.7 | 28.4 |
| Average temperature (°C) | 23.9 | 24.6 | 26.4 | 28.0 | 28.6 | 29.4 | 28.9 | 28.2 | 27.6 | 27.1 | 25.4 | 23.2 |
| Average night temperature (°C) | 19.7 | 20.1 | 21.3 | 22.2 | 23.0 | 24.3 | 24.6 | 24.3 | 23.6 | 22.9 | 21.9 | 19.9 |
| Absolute minimum temperature (°C) | 13.8 | 15.5 | 18.2 | 18.0 | 17.8 | 21.6 | 23.4 | 22.7 | 21.8 | 18.8 | 19.8 | 13.8 |
| 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 | 11.2 | 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) | 9.5 | 10.2 | 10.4 | 11.6 | 11.6 | 11.7 | 10.9 | 10.9 | 10.8 | 10.4 | 9.4 | 9.0 |
| Precipitation (mm) | 29 | 15 | 45 | 23 | 73 | 59 | 77 | 127 | 121 | 65 | 36 | 72 |
| Sunny days | 17 | 15 | 23 | 20 | 17 | 8 | 2 | 1 | 1 | 9 | 12 | 15 |
| Rainy days | 14 | 13 | 8 | 10 | 14 | 22 | 29 | 30 | 29 | 22 | 18 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Dimas is at