Average annual temperature is 22.2 °C
Absolute maximum temperature: 42.0 °C
Absolute minimum temperature: 0.7 °C
Number of sunny days: 167 days
Number of rainy days: 198 days
Look at detailed online map of Altair
* Weather data for Altair United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.8 | 28.2 | 30.3 | 31.9 | 32.6 | 38.3 | 39.6 | 42.0 | 39.8 | 35.6 | 29.8 | 26.3 |
| Average daytime temperature (°C) | 19.4 | 20.7 | 24.5 | 25.5 | 28.9 | 35.1 | 37.0 | 39.1 | 35.1 | 28.4 | 21.1 | 20.1 |
| Average temperature (°C) | 14.3 | 14.6 | 19.2 | 19.9 | 23.9 | 28.8 | 30.8 | 32.3 | 29.2 | 22.7 | 16.2 | 14.0 |
| Average night temperature (°C) | 10.4 | 10.2 | 15.2 | 15.5 | 19.9 | 24.0 | 26.0 | 26.9 | 24.7 | 18.6 | 12.4 | 9.6 |
| Absolute minimum temperature (°C) | 1.5 | 0.7 | 4.6 | 11.0 | 13.9 | 19.0 | 23.4 | 24.7 | 21.8 | 7.0 | 3.8 | 1.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.6 | 14.0 | 13.8 | 13.2 | 12.3 | 11.5 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.4 | 7.5 | 7.5 | 8.1 | 9.0 | 11.9 | 12.5 | 12.2 | 10.7 | 8.4 | 6.3 | 7.9 |
| Precipitation (mm) | 120 | 62 | 75 | 227 | 254 | 57 | 33 | 5 | 64 | 80 | 98 | 52 |
| Sunny days | 15 | 11 | 11 | 7 | 5 | 14 | 16 | 25 | 12 | 15 | 15 | 21 |
| Rainy days | 16 | 17 | 20 | 23 | 26 | 16 | 15 | 6 | 18 | 16 | 15 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Altair during the most sunny months:
The largest precipitation sum in Altair is at