Average annual temperature is 9.2 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -16.4 °C
Number of sunny days: 239 days
Number of rainy days: 98 days
Number of snow days: 28 days
Look at detailed online map of Flagstaff
* Weather data for Flagstaff 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) | 6.1 | 7.2 | 8.1 | 23.1 | 22.5 | 28.6 | 34.3 | 32.0 | 29.4 | 25.8 | 20.3 | 13.7 |
| Average daytime temperature (°C) | 1.3 | 2.5 | 4.6 | 13.7 | 19.6 | 23.8 | 31.0 | 26.7 | 23.8 | 18.7 | 11.6 | 8.0 |
| Average temperature (°C) | -2.9 | -3.0 | -0.1 | 6.3 | 12.5 | 16.8 | 23.9 | 20.0 | 16.9 | 11.9 | 5.6 | 2.1 |
| Average night temperature (°C) | -6.4 | -6.9 | -3.9 | 0.1 | 5.9 | 9.7 | 16.9 | 14.1 | 11.1 | 6.3 | 1.2 | -1.8 |
| Absolute minimum temperature (°C) | -14.3 | -16.4 | -11.1 | -11.9 | 1.3 | 4.2 | 13.3 | 11.9 | 6.1 | -3.2 | -5.9 | -7.0 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.2 | 9.1 | 8.6 | 12.1 | 12.5 | 13.1 | 12.8 | 11.9 | 10.7 | 10.3 | 8.7 | 8.2 |
| Precipitation (mm) | 125 | 68 | 146 | 2 | 27 | 9 | 25 | 53 | 17 | 8 | 14 | 10 |
| Sunny days | 16 | 20 | 15 | 25 | 16 | 22 | 20 | 11 | 19 | 24 | 25 | 26 |
| Rainy days | 2 | 2 | 10 | 4 | 15 | 8 | 11 | 20 | 11 | 7 | 5 | 3 |
| Snow days | 13 | 6 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Flagstaff during the most sunny months:
The largest precipitation sum in Flagstaff is at