Average annual temperature is 18.6 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 265 days
Number of rainy days: 100 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) | 24.7 | 28.8 | 29.7 | 31.3 | 31.9 | 36.4 | 33.3 | 34.6 | 33.2 | 29.6 | 26.9 | 21.5 |
| Average daytime temperature (°C) | 21.7 | 23.5 | 27.3 | 27.7 | 28.9 | 33.7 | 29.4 | 30.1 | 29.7 | 23.4 | 21.0 | 18.9 |
| Average temperature (°C) | 12.9 | 14.3 | 18.0 | 19.5 | 21.2 | 26.3 | 22.9 | 23.4 | 22.6 | 17.2 | 13.4 | 11.4 |
| Average night temperature (°C) | 5.9 | 7.1 | 9.7 | 11.6 | 13.8 | 17.9 | 16.7 | 16.8 | 15.4 | 12.2 | 8.2 | 5.5 |
| Absolute minimum temperature (°C) | 0.3 | -0.8 | 1.1 | 7.8 | 9.1 | 13.9 | 14.9 | 14.5 | 13.1 | 7.3 | 0.3 | -1.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.8 | 11.3 | 12.0 | 12.7 | 13.3 | 13.6 | 13.5 | 13.0 | 12.3 | 11.6 | 11.0 | 10.6 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.7 | 10.2 | 11.0 | 10.8 | 11.2 | 12.3 | 11.5 | 11.6 | 11.4 | 8.1 | 8.3 | 9.1 |
| Precipitation (mm) | 0 | 0 | 0 | 8 | 13 | 6 | 106 | 16 | 26 | 61 | 60 | 3 |
| Sunny days | 31 | 28 | 29 | 25 | 22 | 27 | 11 | 13 | 21 | 13 | 21 | 24 |
| Rainy days | 0 | 0 | 2 | 5 | 9 | 3 | 20 | 18 | 9 | 18 | 9 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at