Average annual temperature is 27.3 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: 18.3 °C
Number of sunny days: 128 days
Number of rainy days: 237 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) | 37.2 | 36.7 | 36.1 | 36.1 | 36.8 | 33.4 | 34.3 | 34.1 | 33.5 | 32.4 | 33.3 | 36.9 |
| Average daytime temperature (°C) | 32.8 | 34.1 | 33.3 | 34.8 | 34.1 | 32.3 | 32.0 | 32.1 | 31.9 | 30.4 | 31.1 | 34.0 |
| Average temperature (°C) | 26.1 | 27.1 | 27.3 | 28.5 | 28.7 | 27.9 | 27.2 | 27.3 | 27.1 | 26.0 | 26.7 | 27.5 |
| Average night temperature (°C) | 20.4 | 21.4 | 22.5 | 23.1 | 23.8 | 24.3 | 23.0 | 22.9 | 22.9 | 22.6 | 22.7 | 22.4 |
| Absolute minimum temperature (°C) | 18.3 | 18.7 | 19.5 | 19.6 | 22.7 | 22.5 | 21.1 | 20.9 | 21.2 | 20.7 | 19.9 | 19.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.8 | 13.0 | 12.9 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.5 | 10.9 | 10.9 | 11.4 | 11.4 | 10.5 | 9.3 | 9.2 | 9.8 | 8.4 | 9.5 | 10.2 |
| Precipitation (mm) | 1 | 0 | 42 | 11 | 53 | 140 | 169 | 215 | 191 | 361 | 39 | 1 |
| Sunny days | 25 | 26 | 10 | 13 | 3 | 1 | 4 | 5 | 2 | 1 | 10 | 28 |
| Rainy days | 6 | 2 | 21 | 17 | 28 | 29 | 27 | 26 | 28 | 30 | 20 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis is at