Average annual temperature is 20.1 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: 4.7 °C
Number of sunny days: 279 days
Number of rainy days: 86 days
Look at detailed online map of San Antonio (Llano Grande)
* Weather data for San Antonio (Llano Grande) 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) | 26.6 | 29.9 | 32.3 | 33.3 | 33.5 | 35.9 | 32.4 | 30.1 | 33.0 | 30.4 | 29.8 | 23.4 |
| Average daytime temperature (°C) | 23.5 | 25.9 | 29.0 | 29.9 | 31.1 | 33.8 | 28.2 | 27.7 | 29.6 | 26.2 | 25.4 | 19.9 |
| Average temperature (°C) | 15.8 | 17.7 | 20.6 | 21.8 | 23.2 | 25.6 | 21.6 | 21.1 | 22.4 | 19.5 | 17.8 | 13.5 |
| Average night temperature (°C) | 9.2 | 10.5 | 12.4 | 13.9 | 15.0 | 17.3 | 16.1 | 16.0 | 16.4 | 14.4 | 11.8 | 8.9 |
| Absolute minimum temperature (°C) | 7.7 | 6.6 | 9.1 | 11.8 | 12.8 | 15.4 | 14.2 | 14.0 | 14.9 | 10.7 | 7.1 | 4.7 |
| 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) | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 | 13.3 | 12.8 | 12.3 | 11.7 | 11.1 | 10.9 |
| 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) | 10.0 | 10.6 | 11.3 | 11.7 | 11.8 | 12.0 | 11.7 | 11.1 | 11.4 | 10.1 | 9.7 | 7.9 |
| Precipitation (mm) | 0 | 0 | 0 | 1 | 3 | 27 | 47 | 80 | 20 | 53 | 24 | 46 |
| Sunny days | 31 | 28 | 30 | 27 | 26 | 26 | 14 | 13 | 25 | 18 | 21 | 20 |
| Rainy days | 0 | 0 | 1 | 3 | 5 | 4 | 17 | 18 | 5 | 13 | 9 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio (Llano Grande) is at