Average temperature in December is 2.3 °C
Average daytime temperature is 3.9 °C
Average night temperature is 0.4 °C
Absolute maximum temperature: 9 °C
Absolute minimum temperature: -5.5 °C
Number of sunny days: 5
Number of rainy days: 20
Number of snow days: 6
Precipitation sum: 86 mm
* Weather data for Hillerød Denmark 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 | -0.8 | -1.2 | -1 | 0.4 | 1.2 | 1.2 | 1.2 | 2.2 | 3.5 | 3.2 | 3.3 | 1.2 | -0.9 | 0.2 | 5 | 8.4 | 8.7 | 9 | 9 | 4 | 6.9 | 3 | 2.5 | 7.9 | 6.4 | 6.2 | 3.3 | 8.4 | 7.7 | 5 | 5.2 |
| Apparent max temperature | -4.6 | -5.6 | -4.2 | -3.5 | -4.2 | -3.4 | -1.5 | -2.2 | -1.1 | -1.6 | 0.3 | -2.3 | -5.5 | -3.1 | 1.1 | 3.5 | 4 | 5.3 | 4.1 | -0.8 | 1.8 | -4.5 | -2.7 | 3.5 | 0.8 | 1.6 | 0.6 | 2.8 | 2.2 | 1 | 1.1 |
| Mean temperature | -2.8 | -3.1 | -3 | -1.9 | 0.5 | 0.7 | -0.2 | 1 | 2.1 | 2.6 | 2.5 | 0.1 | -1.5 | -1.1 | 3 | 6.7 | 8.2 | 8.2 | 6.3 | 3.1 | 4.2 | 2.1 | 0.3 | 3.2 | 5 | 3.8 | 2 | 6.6 | 6.2 | 3.4 | 3.9 |
| Apparent mean temperature | -10.1 | -9.4 | -9.4 | -8.4 | -6.8 | -5.6 | -4.5 | -4.5 | -2.9 | -3.2 | -2.2 | -5.4 | -6.8 | -6.7 | -3.1 | -0.1 | 2 | 2.7 | -1.2 | -3.6 | -5.3 | -7.1 | -6.5 | -6.4 | -2.1 | -3.4 | -4.3 | -3 | -0.9 | -2 | -3.1 |
| Minimum temperature | -5.5 | -4.9 | -5.3 | -4.3 | -0.5 | 0.2 | -1.4 | -1.1 | 0.6 | 1.7 | 1.3 | -1.2 | -2 | -3.2 | -0.1 | 4.1 | 7.7 | 7.5 | 3.1 | 2.2 | 2 | 1.1 | -2.7 | -2.8 | 3.1 | 2.5 | -1.2 | 3.4 | 4.5 | 1.8 | 0.4 |
| Apparent min temperature | -6.8 | -6.9 | -6.6 | -6 | -5.3 | -4.6 | -3.3 | -3.2 | -2.1 | -2.4 | -1 | -3.7 | -6.3 | -4.8 | -0.8 | 2.1 | 3 | 3.9 | 2.4 | -2 | -1.5 | -5.6 | -4.8 | -1 | -1.2 | -1.3 | -2.5 | 1.5 | 0.9 | -0.7 | -0.8 |
| 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) | 7.4 | 7.4 | 7.3 | 7.3 | 7.3 | 7.2 | 7.2 | 7.2 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7.1 |
| Sunshine duration (h) | 0 | 3.6 | 0.1 | 0.8 | 2.8 | 0 | 3.5 | 0 | 0 | 0 | 0 | 0 | 2.3 | 1 | 4 | 0 | 0 | 0 | 0 | 1.6 | 0.1 | 4.3 | 5 | 0 | 5.2 | 0.7 | 5 | 2.7 | 2.6 | 5.2 | 0 |
| Precipitation (mm) | 0.4 | 0.6 | 0 | 0.2 | 0.3 | 2.9 | 0.2 | 2.3 | 1.3 | 6 | 3.6 | 0 | 0 | 0 | 0.1 | 0 | 0.2 | 6.2 | 5 | 3.5 | 13.4 | 1.4 | 1.2 | 8.1 | 1 | 4.5 | 1.8 | 8.7 | 3 | 1.1 | 9 |
| Precipitation hours | 3 | 5 | 0 | 2 | 3 | 20 | 2 | 8 | 4 | 15 | 10 | 0 | 0 | 0 | 1 | 0 | 2 | 15 | 13 | 11 | 18 | 11 | 4 | 15 | 5 | 9 | 4 | 11 | 5 | 2 | 11 |
| Wind speed (m/s) | 12 | 11.4 | 9.5 | 18.8 | 28.2 | 26.9 | 10 | 19.2 | 24.7 | 27.8 | 16.4 | 13.9 | 16.9 | 11.8 | 18.6 | 32 | 32 | 29.8 | 31.1 | 27.1 | 40.1 | 46.7 | 33.1 | 29.9 | 42.4 | 30.6 | 30.1 | 37 | 35.9 | 18.9 | 29.9 |
In December 2023, the highest daytime temperature in Hillerød was 9°C.
While the minimum temperature at night dropped to -5.5°C.
The average nighttime and daytime temperatures during December in Hillerød are 0.4°C and 3.9°C respectively.
The precipitation sum in December is about 86 mm.