Average temperature in December is 5.3 °C
Average daytime temperature is 9.7 °C
Average night temperature is 1.9 °C
Absolute maximum temperature: 16.8 °C
Absolute minimum temperature: -4 °C
Number of sunny days: 17
Number of rainy days: 13
Number of snow days: 1
Precipitation sum: 195 mm
* Weather data for Ilchester 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 | 8.5 | 16.8 | 14.7 | 12.3 | 8.1 | 5.7 | 5.5 | 10.9 | 11.3 | 14.5 | 12.7 | 7 | 7.1 | 6.4 | 11.8 | 11 | 12.4 | 12.3 | 5.4 | 6.9 | 7.4 | 4.9 | 9.1 | 9.3 | 10.6 | 6.8 | 10.6 | 13.6 | 11 | 7.5 | 7.9 |
| Apparent max temperature | 5.5 | 17 | 13.9 | 10.7 | 4.6 | 2.1 | 1.3 | 8 | 9.3 | 14.8 | 12.2 | 2.6 | 2.4 | 2.3 | 7.7 | 8.1 | 10.7 | 10.1 | -0.3 | 3 | 4 | 1.4 | 5.9 | 7.9 | 8.3 | 4.7 | 8.2 | 11.8 | 8 | 3.1 | 3.9 |
| Mean temperature | 4.9 | 10.1 | 10.5 | 8.5 | 4.4 | 3.9 | 1.6 | 4.4 | 5.3 | 11.3 | 5 | 1.1 | 3.2 | 1 | 4.1 | 5.7 | 7.3 | 10.1 | 2.6 | 0.2 | 2.3 | 2 | 3.6 | 4.3 | 5.4 | 5.7 | 7.8 | 10.4 | 8 | 5 | 4.1 |
| Apparent mean temperature | -1.6 | 4.7 | 7 | 0.5 | -3.5 | -1.9 | -6.1 | -2.7 | -3.2 | 4.4 | -3.2 | -7.5 | -4 | -8.1 | -4.7 | -1.8 | 0.9 | 0.2 | -4.9 | -8.3 | -5.5 | -4.7 | -3.1 | -3 | 0 | 0.4 | 3.7 | 6.4 | 2.1 | -3.7 | -4.4 |
| Minimum temperature | 1.4 | 6.8 | 8.4 | 3.9 | 0.4 | 2.1 | -2.2 | 0.4 | 0.2 | 6.9 | 1.8 | -3.6 | -0.1 | -4 | 0.1 | 2 | 3.8 | 5.4 | 0.9 | -3.8 | -1 | -0.8 | 0 | 0.5 | 2.6 | 3.3 | 6.2 | 8.4 | 5.6 | 1 | -0.8 |
| Apparent min temperature | 1.6 | 8.7 | 9.3 | 5.1 | 0.9 | 0.1 | -2.6 | 1.4 | 2.7 | 10 | 0.1 | -3.1 | -1.3 | -3.2 | -0.4 | 2.2 | 4.8 | 5.8 | -3.4 | -4.2 | -1.7 | -1.6 | 0.4 | 1.8 | 3.1 | 3.2 | 5.4 | 8.6 | 5 | 0.3 | 0.2 |
| 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) | 9.6 | 9.6 | 9.6 | 9.6 | 9.5 | 9.5 | 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 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 |
| Sunshine duration (h) | 0.1 | 6.1 | 0.4 | 6.1 | 6.1 | 5.8 | 0.2 | 8 | 6.7 | 0 | 8.2 | 8.3 | 8.2 | 8.1 | 8.2 | 8 | 0 | 5.9 | 6.1 | 8.2 | 7 | 8.2 | 2.9 | 4.5 | 7.2 | 0 | 0 | 3.1 | 8.3 | 3.2 | 8.1 |
| Precipitation (mm) | 4 | 1.3 | 15.7 | 0 | 0 | 0.6 | 0.3 | 0 | 0 | 23.8 | 40 | 0 | 0 | 0 | 0 | 0 | 4.7 | 50.1 | 0 | 0 | 0 | 0 | 0 | 0.4 | 0 | 4.1 | 27.3 | 22.2 | 0.1 | 0 | 0 |
| Precipitation hours | 5 | 4 | 12 | 0 | 0 | 4 | 2 | 0 | 0 | 11 | 13 | 0 | 0 | 0 | 0 | 0 | 4 | 14 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 9 | 21 | 4 | 1 | 0 | 0 |
| Wind speed (m/s) | 12 | 12.3 | 12.3 | 18.3 | 11.8 | 21.8 | 15 | 12 | 11 | 13.3 | 30 | 14.4 | 16.2 | 13.6 | 15.5 | 11.6 | 15.5 | 33.7 | 30.1 | 14.8 | 11.6 | 8.2 | 11.2 | 9.4 | 9.4 | 11.7 | 17.1 | 18.4 | 14.5 | 20.1 | 16.4 |
In December 2023, the highest daytime temperature in Ilchester was 16.8°C.
While the minimum temperature at night dropped to -4°C.
The average nighttime and daytime temperatures during December in Ilchester are 1.9°C and 9.7°C respectively.
The precipitation sum in December is about 195 mm.