Average annual temperature is 18.0 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: -5.3 °C
Number of sunny days: 284 days
Number of rainy days: 80 days
Number of snow days: 1 day
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) | 23.4 | 24.8 | 26.6 | 29.9 | 32.8 | 36.8 | 36.6 | 37.6 | 34.3 | 29.8 | 27.4 | 22.7 |
| Average daytime temperature (°C) | 16.7 | 17.2 | 21.4 | 25.8 | 28.0 | 33.1 | 33.9 | 31.9 | 31.3 | 25.6 | 18.6 | 16.2 |
| Average temperature (°C) | 8.7 | 9.1 | 13.3 | 17.7 | 21.1 | 26.6 | 27.9 | 26.0 | 25.0 | 18.6 | 12.4 | 9.2 |
| Average night temperature (°C) | 2.8 | 3.1 | 6.8 | 10.2 | 14.4 | 19.7 | 21.4 | 20.0 | 18.9 | 12.8 | 7.9 | 3.4 |
| Absolute minimum temperature (°C) | -3.9 | -5.3 | -1.2 | 1.8 | 11.6 | 13.2 | 18.2 | 17.8 | 15.3 | -0.7 | 0.2 | -3.4 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| 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) | 9.2 | 9.3 | 10.0 | 11.8 | 11.8 | 12.2 | 12.7 | 11.8 | 11.5 | 9.7 | 8.5 | 9.1 |
| Precipitation (mm) | 3 | 11 | 21 | 0 | 15 | 8 | 5 | 22 | 24 | 5 | 30 | 0 |
| Sunny days | 27 | 21 | 24 | 29 | 19 | 22 | 22 | 19 | 22 | 27 | 23 | 29 |
| Rainy days | 3 | 7 | 7 | 1 | 12 | 8 | 9 | 12 | 8 | 4 | 7 | 2 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at