Average annual temperature is 18.2 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: 3.4 °C
Number of sunny days: 322 days
Number of rainy days: 43 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) | 22.5 | 23.7 | 24.2 | 29.9 | 25.0 | 33.5 | 34.2 | 37.0 | 33.9 | 35.0 | 29.1 | 25.2 |
| Average daytime temperature (°C) | 17.0 | 17.0 | 19.1 | 21.6 | 19.9 | 24.9 | 30.0 | 30.7 | 28.2 | 26.9 | 23.6 | 21.3 |
| Average temperature (°C) | 12.5 | 12.3 | 13.7 | 15.4 | 14.6 | 19.1 | 24.2 | 25.9 | 22.8 | 21.6 | 19.0 | 16.3 |
| Average night temperature (°C) | 8.9 | 8.7 | 9.4 | 10.9 | 10.5 | 14.6 | 19.2 | 21.7 | 18.5 | 17.5 | 14.7 | 11.7 |
| Absolute minimum temperature (°C) | 3.4 | 5.5 | 5.1 | 5.4 | 7.8 | 10.1 | 13.9 | 17.7 | 13.9 | 11.3 | 11.3 | 7.4 |
| 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 | 12.9 | 13.6 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.7 | 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) | 8.5 | 8.9 | 10.1 | 11.8 | 12.7 | 12.5 | 12.6 | 11.6 | 11.4 | 10.7 | 9.1 | 9.0 |
| Precipitation (mm) | 40 | 32 | 11 | 0 | 0 | 0 | 0 | 30 | 0 | 1 | 11 | 19 |
| Sunny days | 23 | 19 | 24 | 28 | 30 | 28 | 31 | 29 | 28 | 29 | 25 | 28 |
| Rainy days | 8 | 9 | 7 | 2 | 1 | 2 | 0 | 2 | 2 | 2 | 5 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at