Average annual temperature is 11.6 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: -12.6 °C
Number of sunny days: 165 days
Number of rainy days: 192 days
Number of snow days: 8 days
Look at detailed online map of Blair County
* Weather data for Blair County 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) | 14.9 | 19.9 | 20.2 | 28.7 | 29.9 | 32.9 | 33.3 | 32.6 | 33.2 | 27.5 | 19.4 | 15.1 |
| Average daytime temperature (°C) | 6.5 | 9.5 | 9.5 | 18.4 | 21.6 | 25.4 | 29.6 | 28.3 | 24.1 | 18.0 | 10.6 | 7.5 |
| Average temperature (°C) | 2.8 | 3.2 | 3.8 | 11.3 | 14.8 | 19.2 | 23.3 | 21.7 | 18.0 | 12.6 | 5.1 | 3.5 |
| Average night temperature (°C) | -0.2 | -1.9 | -0.6 | 5.2 | 7.9 | 13.1 | 17.2 | 16.3 | 13.1 | 8.0 | 0.6 | 0.4 |
| Absolute minimum temperature (°C) | -5.0 | -12.6 | -7.5 | -3.0 | 0.4 | 7.0 | 13.6 | 11.1 | 7.2 | 0.3 | -6.7 | -5.8 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.1 | 6.7 | 6.9 | 8.8 | 10.8 | 10.9 | 11.9 | 10.7 | 8.7 | 7.1 | 7.2 | 4.0 |
| Precipitation (mm) | 83 | 53 | 70 | 69 | 30 | 79 | 82 | 96 | 95 | 67 | 58 | 84 |
| Sunny days | 10 | 15 | 9 | 15 | 21 | 14 | 9 | 10 | 15 | 16 | 19 | 12 |
| Rainy days | 19 | 12 | 20 | 15 | 10 | 16 | 22 | 21 | 15 | 15 | 10 | 17 |
| Snow days | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Blair County during the most sunny months:
The largest precipitation sum in Blair County is at