Average annual temperature is 14.4 °C
Absolute maximum temperature: 34.8 °C
Absolute minimum temperature: -5.6 °C
Number of sunny days: 247 days
Number of rainy days: 117 days
Number of snow days: 1 day
Look at detailed online map of Rancho San Diego
* Weather data for Rancho San Diego 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) | 20.1 | 20.9 | 23.4 | 26.2 | 30.2 | 33.8 | 34.8 | 32.8 | 30.9 | 27.6 | 24.3 | 20.6 |
| Average daytime temperature (°C) | 14.8 | 16.2 | 19.0 | 22.7 | 25.1 | 30.0 | 31.6 | 28.2 | 28.1 | 23.7 | 19.0 | 16.6 |
| Average temperature (°C) | 6.5 | 7.4 | 10.2 | 13.6 | 16.4 | 21.6 | 23.2 | 20.6 | 19.7 | 15.4 | 10.8 | 7.2 |
| Average night temperature (°C) | 0.4 | 1.0 | 3.2 | 4.9 | 7.9 | 13.2 | 15.1 | 14.2 | 12.7 | 8.5 | 4.9 | 0.0 |
| Absolute minimum temperature (°C) | -5.6 | -5.2 | -5.0 | 0.8 | 4.5 | 7.6 | 12.9 | 11.7 | 10.5 | 2.2 | -3.5 | -3.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.6 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.5 | 9.7 | 9.9 | 11.8 | 11.5 | 12.1 | 12.6 | 11.5 | 10.9 | 9.5 | 9.1 | 9.1 |
| Precipitation (mm) | 5 | 8 | 39 | 2 | 17 | 8 | 7 | 58 | 43 | 4 | 17 | 0 |
| Sunny days | 25 | 20 | 21 | 26 | 17 | 25 | 16 | 12 | 13 | 21 | 23 | 28 |
| Rainy days | 5 | 8 | 10 | 4 | 14 | 5 | 15 | 19 | 17 | 10 | 7 | 3 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rancho San Diego is at