Average annual temperature is 8.3 °C
Absolute maximum temperature: 28.9 °C
Absolute minimum temperature: -29.4 °C
Number of sunny days: 114 days
Number of rainy days: 207 days
Number of snow days: 44 days
Look at detailed online map of West Jefferson
* Weather data for West Jefferson 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) | 12.5 | 13.0 | 13.2 | 26.5 | 27.4 | 28.9 | 28.4 | 25.6 | 28.3 | 27.2 | 14.3 | 10.5 |
| Average daytime temperature (°C) | 2.6 | 3.7 | 4.4 | 14.4 | 18.0 | 21.1 | 25.3 | 22.5 | 19.8 | 15.1 | 5.8 | 4.6 |
| Average temperature (°C) | -0.7 | -2.0 | -0.7 | 8.1 | 11.7 | 16.1 | 20.3 | 17.8 | 15.3 | 10.6 | 1.5 | 1.1 |
| Average night temperature (°C) | -3.8 | -6.7 | -4.8 | 3.1 | 6.1 | 12.1 | 16.5 | 14.1 | 11.9 | 6.9 | -1.9 | -1.3 |
| Absolute minimum temperature (°C) | -10.6 | -29.4 | -12.5 | -5.9 | -0.7 | 6.7 | 11.0 | 9.2 | 6.0 | -0.6 | -7.8 | -9.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 2.9 | 5.6 | 6.2 | 8.6 | 12.1 | 10.1 | 11.4 | 9.8 | 8.1 | 6.6 | 6.1 | 3.2 |
| Precipitation (mm) | 87 | 66 | 118 | 83 | 54 | 106 | 216 | 165 | 100 | 60 | 64 | 142 |
| Sunny days | 7 | 8 | 6 | 13 | 19 | 7 | 2 | 6 | 14 | 13 | 9 | 10 |
| Rainy days | 16 | 10 | 12 | 17 | 12 | 23 | 29 | 25 | 16 | 18 | 15 | 14 |
| Snow days | 8 | 10 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 7 |
The best time to visit West Jefferson during the most sunny months:
The largest precipitation sum in West Jefferson is at