Average temperature in December is 1.4 °C
Average daytime temperature is 3.3 °C
Average night temperature is -1 °C
Absolute maximum temperature: 9.6 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 6
Number of rainy days: 17
Number of snow days: 8
Precipitation sum: 83 mm
* Weather data for Garwolin Poland 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 | -2.3 | -1.8 | -0.7 | -2 | -3.8 | -1 | -0.7 | -3.5 | -0.1 | 1.4 | 3.6 | 4 | 2.3 | 1.9 | 1.5 | 5.1 | 7.2 | 6.3 | 8.1 | 5.8 | 6 | 4.7 | 1 | 7.3 | 9.2 | 9.6 | 4.7 | 8 | 8.7 | 8 | 4.7 |
| Apparent max temperature | -5.9 | -6.6 | -4.8 | -6.7 | -8.4 | -5.6 | -4.8 | -7.7 | -4.4 | -2.8 | -1 | 1.2 | -0.8 | -1.6 | -2.7 | 1.3 | 3.5 | 2.3 | 4 | 2.4 | 0.4 | -0.5 | -5.4 | 2.1 | 4.4 | 4.8 | -0.7 | 3.4 | 4.4 | 3.7 | 2.1 |
| Mean temperature | -4.8 | -3.3 | -2.5 | -4.5 | -6.1 | -2.8 | -1.9 | -5.2 | -2.1 | 0.1 | 2.3 | 2.7 | 1.3 | 1.2 | 0 | 3.7 | 6.3 | 5.5 | 5.8 | 4.7 | 3.9 | 2.1 | -0.3 | 1.2 | 7.3 | 6.6 | 2.4 | 3.3 | 5.9 | 5.9 | 2.3 |
| Apparent mean temperature | -10.6 | -8.6 | -9.5 | -14.5 | -13.3 | -10.4 | -9.6 | -10.6 | -10.3 | -6.3 | -3.1 | -1 | -3.8 | -3.5 | -8 | -2.6 | -0.1 | 0.1 | 0.2 | -2.5 | -2.9 | -6.4 | -8.3 | -6.6 | -0.7 | -0.3 | -5.5 | -4.9 | -1.5 | -1.4 | -4.2 |
| Minimum temperature | -6.6 | -5.1 | -4.4 | -9.7 | -8.6 | -5.6 | -5.1 | -6 | -5.8 | -1.5 | 1.5 | 2 | -0.2 | 0.5 | -4.1 | 1.5 | 4.9 | 4.6 | 5 | 2.8 | 1.8 | 0.5 | -1.2 | -2.1 | 4.5 | 4.1 | -2.1 | -1.1 | 2.8 | 2.7 | -1 |
| Apparent min temperature | -8.3 | -7.6 | -7.1 | -9 | -11 | -7.4 | -6.3 | -9.6 | -6.5 | -4.2 | -2.2 | -0.3 | -2.2 | -2.1 | -4.3 | -0.4 | 2.1 | 1.6 | 1.5 | 0.5 | -1.3 | -4.2 | -6.7 | -3.5 | 2.2 | 2.1 | -2.5 | -0.9 | 1.7 | 1.3 | -1 |
| 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) | 8.1 | 8.1 | 8.1 | 8 | 8 | 8 | 8 | 7.9 | 7.9 | 7.9 | 7.9 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 | 7.8 |
| Sunshine duration (h) | 0 | 0 | 0 | 0.7 | 6.6 | 0.7 | 0 | 0.2 | 0 | 0.5 | 0.8 | 0 | 0 | 0 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0 | 4.5 | 5.2 | 0.1 | 1.9 | 0 | 3.1 | 4.1 | 5.4 | 3.2 | 5.4 |
| Precipitation (mm) | 0 | 5 | 2.8 | 1.2 | 0 | 0.4 | 1.4 | 0 | 1 | 0.4 | 7.1 | 2.4 | 0.7 | 0.4 | 0.7 | 0.4 | 1.4 | 0.8 | 4.6 | 14.1 | 10.5 | 3.6 | 0.4 | 4 | 7.9 | 5.9 | 1 | 0 | 0 | 4.4 | 0 |
| Precipitation hours | 0 | 9 | 12 | 8 | 0 | 4 | 14 | 0 | 7 | 4 | 19 | 10 | 6 | 4 | 5 | 4 | 10 | 7 | 12 | 20 | 17 | 11 | 2 | 12 | 13 | 11 | 4 | 0 | 0 | 10 | 0 |
| Wind speed (m/s) | 6.7 | 16.9 | 16.7 | 15.2 | 15.2 | 15.6 | 15.2 | 12.4 | 14.3 | 15.6 | 20.9 | 13.9 | 12.6 | 12.9 | 19 | 23.2 | 25.2 | 21.2 | 19.3 | 25.2 | 31.6 | 32.5 | 32 | 28.4 | 36.2 | 31.7 | 29.1 | 19.4 | 22.3 | 28.8 | 13.7 |
In December 2023, the highest daytime temperature in Garwolin was 9.6°C.
While the minimum temperature at night dropped to -9.7°C.
The average nighttime and daytime temperatures during December in Garwolin are -1°C and 3.3°C respectively.
The precipitation sum in December is about 83 mm.