Average annual temperature is 22.4 °C
Absolute maximum temperature: 44.0 °C
Absolute minimum temperature: -2.4 °C
Number of sunny days: 314 days
Number of rainy days: 51 days
Look at detailed online map of Altar
* Weather data for Altar 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) | 25.7 | 25.7 | 27.6 | 36.8 | 35.7 | 42.8 | 44.0 | 43.1 | 43.1 | 38.8 | 33.6 | 27.2 |
| Average daytime temperature (°C) | 18.7 | 19.2 | 23.3 | 30.0 | 32.0 | 36.0 | 41.1 | 39.2 | 37.3 | 32.4 | 26.2 | 22.1 |
| Average temperature (°C) | 11.6 | 11.9 | 15.9 | 21.5 | 24.3 | 28.1 | 34.2 | 32.7 | 29.6 | 25.1 | 19.3 | 14.5 |
| Average night temperature (°C) | 5.5 | 5.9 | 9.0 | 12.5 | 16.3 | 19.8 | 27.3 | 26.2 | 21.8 | 17.1 | 12.2 | 7.5 |
| Absolute minimum temperature (°C) | -2.4 | 0.2 | 1.8 | 5.9 | 10.6 | 13.7 | 22.0 | 21.1 | 17.1 | 12.2 | 6.1 | 3.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.2 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.1 | 8.4 | 9.9 | 12.1 | 12.6 | 12.7 | 12.3 | 11.3 | 11.1 | 10.5 | 9.3 | 8.7 |
| Precipitation (mm) | 21 | 32 | 11 | 0 | 2 | 0 | 2 | 29 | 5 | 2 | 5 | 27 |
| Sunny days | 25 | 19 | 25 | 30 | 30 | 30 | 23 | 22 | 28 | 28 | 26 | 28 |
| Rainy days | 6 | 9 | 6 | 0 | 1 | 0 | 8 | 9 | 2 | 3 | 4 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Altar is at