Average temperature in December is 2.5 °C
Average daytime temperature is 6.2 °C
Average night temperature is -0.3 °C
Absolute maximum temperature: 14.8 °C
Absolute minimum temperature: -7 °C
Number of sunny days: 12
Number of rainy days: 15
Number of snow days: 4
Precipitation sum: 70 mm
* Weather data for Somerset United States is based on climate observations for 2023 year
| December (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | 6.9 | 12.7 | 11.9 | 6.2 | 2 | 0.4 | 4.4 | 12.6 | 14.8 | 11 | 1.5 | 4.3 | 1.5 | 4.2 | 7.1 | 8.2 | 6 | 5.8 | -2.2 | 4.3 | 5.6 | 7.1 | 7.8 | 9 | 8.3 | 7.3 | 8.2 | 8.4 | 3.2 | 0.9 | 1.8 |
| Apparent max temperature | 4.2 | 9.4 | 9.1 | 1.9 | -2.3 | -2.4 | -1.2 | 8.2 | 11.4 | 8.6 | -3.1 | -1.5 | -4.2 | -1.8 | 2.9 | 3.1 | 2.8 | 3.4 | -8.3 | -0.6 | 1.7 | 4 | 3.5 | 6.8 | 4.8 | 4.1 | 6.3 | 5.5 | -1.2 | -4.4 | -2.3 |
| Mean temperature | 4.2 | 9.7 | 9.3 | 2.9 | 0.5 | -0.6 | -0.2 | 5 | 7.9 | 8.3 | -1 | -1.4 | -0.6 | -1.9 | 1 | 1.5 | 3.7 | 2.7 | -3.4 | -3.5 | -0.9 | 2.1 | 2.6 | 4.6 | 5 | 5.7 | 6.9 | 6.4 | 1.7 | -0.2 | -0.5 |
| Apparent mean temperature | -2.6 | 5 | 2.9 | -4.7 | -5.2 | -7.7 | -7.5 | -3.4 | 0.6 | -1.7 | -7.5 | -10.9 | -9 | -10 | -6.8 | -6.8 | -4 | -8.1 | -11.7 | -11.5 | -9.7 | -6.2 | -5.2 | -2.7 | -0.3 | 0.1 | 2.4 | 0.5 | -4.4 | -6.4 | -7.3 |
| Minimum temperature | 1.9 | 7.6 | 7.2 | 1.2 | -1.2 | -2.4 | -2.9 | 1.2 | 4 | 2.3 | -2.5 | -5.5 | -4.2 | -6 | -2.1 | -3.3 | 0.9 | -2 | -4.2 | -7 | -5.2 | -2.1 | -0.9 | 1.4 | 2.7 | 4.4 | 5.7 | 3.5 | 0 | -1 | -2 |
| Apparent min temperature | 0.2 | 7 | 7.1 | -2.2 | -3.9 | -5.4 | -5.4 | 0.6 | 3.9 | 5.2 | -6.5 | -6.8 | -6 | -6.9 | -3.9 | -2.7 | -1 | -2.1 | -10.2 | -8.3 | -5 | -1.7 | -1.8 | 1.3 | 1.8 | 1.6 | 3.8 | 3.8 | -2.5 | -5.4 | -5.4 |
| December | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 |
| Sunshine duration (h) | 0 | 5.5 | 1.4 | 0.3 | 0 | 0.2 | 3.4 | 8.3 | 7 | 0 | 0.2 | 8.3 | 8.3 | 8.3 | 8.3 | 8.1 | 0 | 2.8 | 4.1 | 8.3 | 2.3 | 7.8 | 2.4 | 4.1 | 5.6 | 0 | 0 | 7.5 | 8.1 | 0 | 1.2 |
| Precipitation (mm) | 2.6 | 0.5 | 7.3 | 1.2 | 1.5 | 2 | 0 | 0 | 0 | 10.9 | 7.1 | 0 | 0 | 0 | 0 | 0 | 4.5 | 9.7 | 4.2 | 0 | 0.2 | 0 | 0 | 0.2 | 0.4 | 2.1 | 12.2 | 0.8 | 0 | 2 | 0.9 |
| Precipitation hours | 11 | 4 | 15 | 6 | 7 | 11 | 0 | 0 | 0 | 15 | 18 | 0 | 0 | 0 | 0 | 0 | 6 | 23 | 15 | 0 | 2 | 0 | 0 | 2 | 3 | 12 | 14 | 3 | 0 | 17 | 7 |
| Wind speed (m/s) | 18.4 | 20.1 | 23.1 | 25.8 | 17.9 | 25 | 22.7 | 18.1 | 17.4 | 21.8 | 24.8 | 21.5 | 20.6 | 17.2 | 16.3 | 18.9 | 23.7 | 31.9 | 30.7 | 16.5 | 8.3 | 10.2 | 13.5 | 13.2 | 17.7 | 22.7 | 20.6 | 16.3 | 17.9 | 23.2 | 22.5 |
In December 2023, the highest daytime temperature in Somerset was 14.8°C.
While the minimum temperature at night dropped to -7°C.
The average nighttime and daytime temperatures during December in Somerset are -0.3°C and 6.2°C respectively.
The precipitation sum in December is about 70 mm.