Average annual temperature is 25.1 °C
Absolute maximum temperature: 40.3 °C
Absolute minimum temperature: 10.5 °C
Number of sunny days: 247 days
Number of rainy days: 118 days
Look at detailed online map of Altas
* Weather data for Altas 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) | 34.1 | 34.5 | 35.4 | 36.4 | 40.3 | 38.8 | 36.4 | 36.5 | 37.0 | 35.9 | 35.0 | 33.8 |
| Average daytime temperature (°C) | 30.0 | 31.4 | 32.0 | 33.9 | 35.8 | 35.4 | 33.3 | 32.9 | 32.9 | 31.6 | 32.0 | 30.1 |
| Average temperature (°C) | 20.9 | 22.1 | 22.4 | 24.4 | 27.0 | 28.3 | 28.2 | 27.8 | 27.8 | 25.8 | 24.6 | 21.5 |
| Average night temperature (°C) | 14.3 | 15.0 | 15.2 | 16.8 | 19.5 | 22.8 | 24.3 | 24.1 | 23.9 | 21.7 | 19.0 | 15.0 |
| Absolute minimum temperature (°C) | 10.9 | 11.9 | 12.2 | 14.8 | 15.4 | 20.1 | 22.6 | 22.1 | 22.4 | 17.2 | 12.0 | 10.5 |
| 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 | 13.3 | 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) | 9.8 | 10.3 | 11.1 | 11.3 | 11.4 | 11.8 | 9.8 | 10.0 | 10.2 | 8.6 | 9.6 | 8.9 |
| Precipitation (mm) | 1 | 3 | 0 | 0 | 0 | 5 | 178 | 294 | 129 | 133 | 31 | 0 |
| Sunny days | 28 | 25 | 31 | 29 | 30 | 26 | 3 | 2 | 3 | 14 | 26 | 30 |
| Rainy days | 3 | 3 | 0 | 1 | 1 | 4 | 28 | 29 | 27 | 17 | 4 | 1 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Altas is at