Average annual temperature is 20.1 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: -1.4 °C
Number of sunny days: 268 days
Number of rainy days: 97 days
Look at detailed online map of San Luis
* Weather data for San Luis 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) | 27.8 | 31.9 | 34.6 | 34.0 | 34.4 | 40.3 | 36.8 | 37.9 | 35.7 | 30.3 | 31.2 | 24.6 |
| Average daytime temperature (°C) | 22.5 | 23.5 | 27.1 | 28.0 | 28.9 | 35.0 | 32.8 | 33.0 | 31.8 | 23.4 | 18.9 | 18.3 |
| Average temperature (°C) | 15.0 | 15.1 | 18.5 | 20.0 | 22.2 | 27.7 | 26.1 | 26.4 | 25.2 | 18.2 | 13.4 | 12.6 |
| Average night temperature (°C) | 9.0 | 8.8 | 12.0 | 14.0 | 16.6 | 20.6 | 19.2 | 19.7 | 18.8 | 14.6 | 10.0 | 8.6 |
| Absolute minimum temperature (°C) | 1.4 | -0.8 | -1.4 | 8.7 | 14.3 | 16.3 | 16.8 | 17.3 | 15.4 | 1.8 | 3.6 | 3.0 |
| 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) | 10.7 | 11.3 | 12.0 | 12.8 | 13.4 | 13.7 | 13.6 | 13.0 | 12.3 | 11.6 | 10.9 | 10.6 |
| 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) | 9.4 | 9.9 | 10.0 | 10.7 | 11.2 | 12.5 | 12.1 | 11.8 | 11.2 | 7.8 | 7.3 | 8.3 |
| Precipitation (mm) | 1 | 0 | 15 | 4 | 30 | 2 | 13 | 7 | 24 | 112 | 66 | 2 |
| Sunny days | 28 | 27 | 24 | 20 | 16 | 25 | 21 | 22 | 24 | 15 | 19 | 27 |
| Rainy days | 3 | 1 | 7 | 10 | 15 | 5 | 10 | 9 | 6 | 16 | 11 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at