Average annual temperature is 17.7 °C
Absolute maximum temperature: 34.6 °C
Absolute minimum temperature: 0.4 °C
Number of sunny days: 257 days
Number of rainy days: 108 days
Look at detailed online map of San José de Letras
* Weather data for San José de Letras 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) | 24.3 | 27.6 | 29.7 | 29.8 | 30.6 | 34.6 | 29.9 | 31.1 | 30.7 | 28.5 | 27.2 | 19.7 |
| Average daytime temperature (°C) | 21.0 | 23.4 | 26.5 | 27.3 | 28.0 | 31.3 | 27.2 | 27.0 | 27.9 | 23.9 | 21.8 | 16.9 |
| Average temperature (°C) | 13.2 | 15.1 | 18.4 | 19.5 | 20.3 | 23.2 | 19.8 | 19.7 | 20.2 | 17.2 | 14.5 | 11.0 |
| Average night temperature (°C) | 6.2 | 7.8 | 10.3 | 12.0 | 13.3 | 15.2 | 13.6 | 13.7 | 13.2 | 11.9 | 8.9 | 6.5 |
| Absolute minimum temperature (°C) | 1.3 | 2.2 | 2.9 | 9.4 | 10.4 | 12.6 | 11.5 | 11.1 | 11.7 | 6.3 | 4.7 | 0.4 |
| 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) | 11.0 | 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 | 11.2 | 11.6 | 11.9 | 12.5 | 11.9 | 11.4 | 11.3 | 9.7 | 9.3 | 7.4 |
| Precipitation (mm) | 0 | 0 | 1 | 7 | 19 | 3 | 41 | 49 | 4 | 32 | 39 | 55 |
| Sunny days | 29 | 25 | 29 | 23 | 20 | 26 | 11 | 13 | 25 | 14 | 20 | 22 |
| Rainy days | 2 | 3 | 2 | 7 | 11 | 4 | 20 | 18 | 5 | 17 | 10 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San José de Letras is at