Average annual temperature is 18.5 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: 1.9 °C
Number of sunny days: 234 days
Number of rainy days: 131 days
Look at detailed online map of San Luis Potosí
* Weather data for San Luis Potosí 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) | 27.2 | 30.6 | 32.1 | 33.8 | 32.5 | 36.3 | 31.2 | 33.3 | 30.9 | 29.5 | 30.0 | 23.3 |
| Average daytime temperature (°C) | 23.3 | 25.4 | 28.8 | 28.9 | 28.9 | 32.2 | 28.5 | 28.2 | 28.8 | 24.9 | 23.2 | 18.1 |
| Average temperature (°C) | 14.5 | 15.7 | 19.2 | 20.3 | 20.5 | 23.3 | 21.0 | 21.0 | 21.1 | 18.1 | 15.3 | 12.2 |
| Average night temperature (°C) | 7.6 | 8.7 | 11.1 | 13.3 | 13.8 | 15.8 | 15.1 | 15.3 | 14.4 | 13.2 | 10.1 | 8.1 |
| Absolute minimum temperature (°C) | 3.2 | 1.9 | 5.0 | 10.3 | 11.5 | 13.7 | 12.1 | 13.4 | 13.0 | 7.5 | 5.0 | 3.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.9 | 11.4 | 12.0 | 12.7 | 13.2 | 13.5 | 13.3 | 12.9 | 12.3 | 11.6 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.4 | 11.1 | 11.4 | 11.6 | 12.5 | 12.0 | 11.6 | 11.4 | 9.2 | 8.8 | 6.6 |
| Precipitation (mm) | 0 | 0 | 5 | 18 | 80 | 7 | 26 | 33 | 1 | 36 | 16 | 40 |
| Sunny days | 28 | 27 | 25 | 18 | 12 | 24 | 14 | 12 | 27 | 12 | 19 | 16 |
| Rainy days | 3 | 1 | 6 | 12 | 19 | 6 | 17 | 19 | 3 | 19 | 11 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Luis Potosí is at