Average annual temperature is 10.4 °C
Absolute maximum temperature: 30.6 °C
Absolute minimum temperature: -15.4 °C
Number of sunny days: 145 days
Number of rainy days: 201 days
Number of snow days: 19 days
Look at detailed online map of Blue Knob
* Weather data for Blue Knob 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) | 15.4 | 17.7 | 17.2 | 26.5 | 26.6 | 30.1 | 30.6 | 29.7 | 30.3 | 25.0 | 17.6 | 12.7 |
| Average daytime temperature (°C) | 4.8 | 8.0 | 7.4 | 16.5 | 19.1 | 22.8 | 26.9 | 25.6 | 21.7 | 15.9 | 8.7 | 5.8 |
| Average temperature (°C) | 1.4 | 2.1 | 2.2 | 10.4 | 13.4 | 17.6 | 21.7 | 20.2 | 16.8 | 11.7 | 4.2 | 2.6 |
| Average night temperature (°C) | -1.0 | -2.4 | -1.6 | 5.7 | 8.2 | 13.3 | 17.5 | 15.9 | 13.0 | 8.3 | 0.6 | 0.1 |
| Absolute minimum temperature (°C) | -7.9 | -15.4 | -10.3 | -3.5 | 0.6 | 8.3 | 13.6 | 11.6 | 8.3 | -1.3 | -9.0 | -5.7 |
| 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) | 3.6 | 6.7 | 6.8 | 8.6 | 10.6 | 11.0 | 11.7 | 10.7 | 9.0 | 6.9 | 7.0 | 3.8 |
| Precipitation (mm) | 98 | 64 | 89 | 93 | 60 | 96 | 93 | 91 | 112 | 86 | 59 | 91 |
| Sunny days | 6 | 12 | 9 | 15 | 21 | 12 | 7 | 8 | 13 | 13 | 17 | 12 |
| Rainy days | 18 | 13 | 18 | 15 | 10 | 18 | 24 | 23 | 17 | 18 | 11 | 16 |
| Snow days | 7 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 3 |
The best time to visit Blue Knob during the most sunny months:
The largest precipitation sum in Blue Knob is at