Average temperature in December is -4 °C
Average daytime temperature is -1.8 °C
Average night temperature is -7.2 °C
Absolute maximum temperature: 6.7 °C
Absolute minimum temperature: -16 °C
Number of sunny days: 12
Number of rainy days: 8
Number of snow days: 11
Precipitation sum: 75 mm
* Weather data for Grums Sweden is based on climate observations for 2023 year
| Dicembre (°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 | -4.7 | -7.2 | -9.4 | -10.7 | -12 | -6.9 | -3.6 | 0.3 | 0.6 | 0.2 | -0.1 | -2.5 | -3.4 | -4.6 | 1.6 | 6.7 | 6.2 | 5.9 | 6.4 | 1.5 | 0.2 | 0 | -3.6 | -4.5 | -2.6 | -8.1 | -1.9 | 1.5 | 2.6 | 0.4 | -3.4 |
| Apparent max temperature | -9.5 | -12 | -14.4 | -14.8 | -16.6 | -10.9 | -7.8 | -3.8 | -3.9 | -5 | -4.5 | -6.4 | -7.6 | -8.9 | -1.2 | 1.4 | 2.1 | 2 | 2.4 | -1.6 | -5.1 | -5.5 | -9.3 | -8.6 | -6.7 | -13.4 | -7.7 | -1.3 | -0.1 | -3.2 | -8 |
| Mean temperature | -6 | -9.1 | -10.5 | -12.8 | -14.1 | -9 | -5.6 | -2.4 | 0.3 | -1.3 | -0.7 | -5.4 | -4.7 | -8.2 | -2 | 3.9 | 4.1 | 4.1 | 2.3 | 0.1 | -1.2 | -1.5 | -6.4 | -8.6 | -5.1 | -10.4 | -6.1 | -2.7 | 0.8 | -1.4 | -4.1 |
| Apparent mean temperature | -13.2 | -16.2 | -16.3 | -19.4 | -20.6 | -17.3 | -12.8 | -10.3 | -5.1 | -6.4 | -6.6 | -11.5 | -11.6 | -14.1 | -12.2 | -10.1 | -3 | -0.8 | -4.9 | -5.9 | -7.5 | -9.1 | -15.2 | -17.5 | -16.6 | -17.1 | -15.5 | -13.8 | -6.8 | -7.8 | -10.2 |
| Minimum temperature | -7.9 | -11.3 | -11.4 | -14.7 | -16 | -12.7 | -8.4 | -5.7 | 0 | -1.6 | -2.4 | -6.8 | -7.3 | -9.8 | -7.6 | -5.7 | 1.1 | 2.5 | -1.6 | -2.7 | -4.3 | -3.3 | -10.4 | -12.6 | -11.6 | -12.6 | -11.2 | -8.8 | -2.4 | -3.6 | -5.3 |
| Apparent min temperature | -11.1 | -13.9 | -15.4 | -17.4 | -18.7 | -13.3 | -9.8 | -6.5 | -4.5 | -6 | -5.3 | -9.8 | -9.1 | -12.2 | -5.2 | -0.7 | 0.1 | 0.4 | -2.5 | -3.3 | -6.3 | -7.1 | -11.7 | -13.2 | -9.5 | -15 | -11.2 | -7.2 | -2.7 | -5.2 | -9.3 |
| Dicembre | 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) | 6.6 | 6.6 | 6.5 | 6.5 | 6.5 | 6.4 | 6.4 | 6.3 | 6.3 | 6.3 | 6.2 | 6.2 | 6.2 | 6.2 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 |
| Sunshine duration (h) | 3.3 | 3.1 | 4.2 | 4.3 | 3.5 | 0 | 0 | 0 | 0 | 0 | 0 | 3.9 | 0 | 0 | 0.1 | 1.2 | 0 | 3.8 | 3.8 | 0 | 0 | 0.2 | 3.7 | 0 | 0.1 | 0 | 3.8 | 0 | 0 | 0 | 0 |
| Precipitation (mm) | 0.2 | 0 | 0 | 0 | 0 | 0.8 | 4.8 | 0.6 | 8.4 | 0.8 | 4.8 | 0 | 0 | 0 | 0 | 0.5 | 0.6 | 1.1 | 0 | 1.3 | 22.3 | 2.9 | 0 | 3.4 | 3.4 | 0 | 0 | 9.8 | 8.4 | 0.5 | 0.3 |
| Precipitation hours | 2 | 0 | 0 | 0 | 0 | 8 | 20 | 2 | 23 | 8 | 17 | 0 | 0 | 0 | 0 | 2 | 5 | 4 | 0 | 8 | 16 | 8 | 0 | 5 | 8 | 0 | 0 | 12 | 13 | 5 | 3 |
| Wind speed (m/s) | 15.6 | 10.9 | 11.4 | 8.9 | 8.2 | 8.9 | 10.4 | 13.8 | 19.9 | 19.7 | 16.6 | 11.8 | 12.4 | 9.2 | 9.8 | 28.6 | 22.4 | 20.3 | 27.7 | 13.4 | 27 | 22.7 | 20.1 | 18.3 | 15.3 | 15.3 | 20.2 | 26.8 | 17.4 | 10 | 22.9 |
In December 2023, the highest daytime temperature in Grums was 6.7°C.
While the minimum temperature at night dropped to -16°C.
The average nighttime and daytime temperatures during December in Grums are -7.2°C and -1.8°C respectively.
The precipitation sum in December is about 75 mm.