Average annual temperature is 18.3 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: -1.0 °C
Number of sunny days: 253 days
Number of rainy days: 112 days
Look at detailed online map of San Antonio (Alfonso Mejía)
* Weather data for San Antonio (Alfonso Mejía) 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) | 23.7 | 27.8 | 29.6 | 30.1 | 30.5 | 35.5 | 31.1 | 32.1 | 30.9 | 29.2 | 27.2 | 21.7 |
| Average daytime temperature (°C) | 21.5 | 23.8 | 27.0 | 27.5 | 28.2 | 32.4 | 28.2 | 28.1 | 28.2 | 24.4 | 21.9 | 18.1 |
| Average temperature (°C) | 13.6 | 15.3 | 18.7 | 19.6 | 20.7 | 24.7 | 21.0 | 21.0 | 21.1 | 17.8 | 14.6 | 11.6 |
| Average night temperature (°C) | 6.8 | 8.2 | 10.7 | 12.2 | 13.5 | 16.5 | 14.6 | 14.6 | 14.1 | 12.4 | 9.0 | 6.5 |
| Absolute minimum temperature (°C) | 3.3 | 1.6 | 4.6 | 9.2 | 10.5 | 13.9 | 12.6 | 11.4 | 13.0 | 6.7 | 1.8 | -1.0 |
| 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 | 13.4 | 12.9 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.9 | 10.3 | 11.2 | 11.4 | 11.7 | 12.3 | 12.0 | 11.3 | 11.3 | 9.5 | 9.0 | 7.6 |
| Precipitation (mm) | 0 | 0 | 0 | 4 | 30 | 8 | 55 | 46 | 29 | 83 | 65 | 16 |
| Sunny days | 30 | 26 | 30 | 25 | 22 | 25 | 12 | 14 | 19 | 10 | 20 | 20 |
| Rainy days | 1 | 2 | 1 | 5 | 9 | 5 | 19 | 17 | 11 | 21 | 10 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio (Alfonso Mejía) is at