Average temperature in December is 3.7 °C
Average daytime temperature is 7.9 °C
Average night temperature is 0 °C
Absolute maximum temperature: 13.9 °C
Absolute minimum temperature: -7.6 °C
Number of sunny days: 13
Number of rainy days: 15
Number of snow days: 3
Precipitation sum: 129 mm
* Weather data for Horjul Slovenia 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 | 13.9 | 13.8 | 0.9 | -1.3 | 2.3 | 3.1 | 5.9 | 1.9 | 3 | 8.2 | 8.2 | 8.5 | 6.3 | 8.1 | 6.3 | 5.4 | 7.4 | 11.4 | 11.2 | 8.1 | 7.3 | 10.2 | 13 | 11.1 | 11.3 | 9.3 | 10.8 | 8.7 | 9.6 | 10.8 | 9.4 |
| Apparent max temperature | 10.5 | 10.3 | -4.1 | -4.4 | -0.2 | 0.3 | 3 | -1.3 | 0.2 | 6.6 | 6.1 | 7.2 | 5 | 6.4 | 2.9 | 1.3 | 4.5 | 9.4 | 9 | 5.9 | 4.5 | 7.1 | 9.8 | 9.5 | 7.7 | 6 | 8.5 | 5.1 | 5.8 | 8.2 | 6.8 |
| Mean temperature | 9.2 | 7.5 | -2 | -3.3 | 0.3 | 0.1 | -0.2 | -1.4 | 0 | 1.9 | 4.6 | 5.5 | 5 | 3 | 1.8 | 1.5 | 1.8 | 3.9 | 1.8 | 1.1 | 2.5 | 4.5 | 5.7 | 5.8 | 7.9 | 6.6 | 6.3 | 6.7 | 7.2 | 7.4 | 7.9 |
| Apparent mean temperature | 0.6 | -4.1 | -11.9 | -10 | -4.1 | -6.2 | -6.4 | -5.6 | -4.4 | -6.3 | -5.2 | 0.5 | -0.4 | -3.3 | -4.3 | -4.7 | -4.8 | -3.4 | -7.8 | -6.6 | -5 | -1.9 | -1.5 | -3.5 | 0.5 | 0.3 | -1.1 | 1.9 | 2.8 | 3.2 | 4 |
| Minimum temperature | 3.2 | 0.3 | -7.6 | -6.2 | -0.9 | -3 | -3.1 | -2.8 | -1.2 | -2.5 | -1.5 | 3.1 | 2.2 | -0.4 | -0.9 | -1.2 | -1.4 | -0.4 | -3.9 | -2.7 | -2 | 0.8 | 1.7 | 0 | 3.4 | 3.2 | 1.5 | 4.8 | 5.6 | 5.3 | 6 |
| Apparent min temperature | 6.5 | 4.1 | -6.3 | -6.6 | -2.5 | -2.8 | -3.2 | -4.3 | -2.9 | -0.8 | 2.1 | 3.8 | 3.1 | 0.8 | -1.4 | -1.9 | -1.2 | 1.1 | -1.3 | -2 | -0.6 | 1.5 | 2.3 | 3 | 5.1 | 3.9 | 4 | 3.8 | 4.7 | 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) | 8.9 | 8.9 | 8.9 | 8.8 | 8.8 | 8.8 | 8.8 | 8.8 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 |
| Sunshine duration (h) | 0 | 3.5 | 4.6 | 6.1 | 0 | 3.7 | 7.6 | 3.9 | 4.8 | 5.7 | 2.2 | 0 | 0 | 7 | 7.5 | 6.7 | 7.5 | 7.4 | 7.4 | 2.4 | 4.8 | 6.3 | 7.4 | 3.5 | 7.4 | 0 | 6.6 | 0 | 2 | 5.6 | 0 |
| Precipitation (mm) | 24.8 | 30.4 | 1.6 | 1.2 | 5.3 | 0 | 0 | 0.9 | 2.1 | 2.9 | 0.4 | 1.7 | 46.2 | 0.2 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 5.7 | 0 | 0 | 0 | 0 | 0 | 0.1 | 0.4 | 0.2 | 5.1 |
| Precipitation hours | 20 | 19 | 6 | 5 | 18 | 0 | 0 | 4 | 10 | 6 | 2 | 10 | 24 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 1 | 4 | 2 | 15 |
| Wind speed (m/s) | 26.4 | 27.4 | 16.5 | 5.1 | 6.2 | 6.3 | 5.5 | 7.6 | 6.2 | 8.7 | 10.5 | 7.4 | 11.9 | 5.7 | 11.8 | 14 | 7.2 | 4.3 | 8.6 | 10.2 | 17.6 | 14.3 | 16 | 14.5 | 18.8 | 17.6 | 9.7 | 17.9 | 16.9 | 10.5 | 23 |
In December 2023, the highest daytime temperature in Horjul was 13.9°C.
While the minimum temperature at night dropped to -7.6°C.
The average nighttime and daytime temperatures during December in Horjul are 0°C and 7.9°C respectively.
The precipitation sum in December is about 129 mm.