Average temperature in December is -11.5 °C
Average daytime temperature is -9.4 °C
Average night temperature is -13.4 °C
Absolute maximum temperature: 1.8 °C
Absolute minimum temperature: -28.1 °C
Number of sunny days: 9
Number of rainy days: 2
Number of snow days: 20
Precipitation sum: 42 mm
* Weather data for Kotlas Russia 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 | -6 | -6.7 | -9.7 | -11 | -14 | -23.2 | -24.7 | -24.5 | -22.9 | -19.3 | -11.8 | -11.3 | -11.9 | -11.9 | -8.8 | -9.3 | -8.4 | -0.8 | 0.1 | 1.1 | -0.9 | -0.1 | 1.8 | 0.3 | -2.4 | -3.6 | -6.8 | -6 | -8.6 | -14.4 | -16.6 |
| Apparent max temperature | -9.4 | -10.3 | -13.6 | -15.4 | -18.7 | -27.8 | -29.1 | -29 | -27.5 | -25.1 | -18.4 | -17.4 | -18 | -17 | -14.3 | -14.6 | -13.3 | -5.4 | -4.8 | -3.6 | -5.7 | -3.5 | -2.5 | -3.7 | -6.1 | -7.1 | -10.5 | -10.3 | -13.4 | -18.4 | -22.2 |
| Mean temperature | -6.7 | -7.8 | -10.3 | -12.6 | -16.4 | -24.9 | -25.9 | -26.3 | -25.8 | -21.2 | -15.5 | -11.9 | -12.9 | -13.3 | -10.3 | -11 | -11.6 | -3.6 | -1.5 | 0 | -2.6 | -1.1 | 1.1 | -1.4 | -3.2 | -6.2 | -7.8 | -6.7 | -11.2 | -17.1 | -19.9 |
| Apparent mean temperature | -13.5 | -14.5 | -15 | -18.8 | -27.9 | -31.4 | -31.5 | -32.9 | -33.1 | -28.6 | -24.5 | -19.2 | -19.9 | -20 | -17.7 | -18.7 | -19.6 | -13.5 | -6.7 | -6.8 | -7.5 | -6.6 | -4.6 | -6.9 | -7.9 | -16.6 | -15.1 | -13.3 | -18.3 | -23.2 | -30.1 |
| Minimum temperature | -8.7 | -10.4 | -11 | -13.8 | -22.9 | -26.7 | -26.8 | -28 | -28.1 | -23.6 | -19.1 | -12.9 | -13.5 | -14.1 | -12.5 | -13.8 | -13.9 | -8.8 | -2.2 | -1.6 | -3.8 | -3 | -0.3 | -3.3 | -3.9 | -12.2 | -10.8 | -8.4 | -14.3 | -18.7 | -24.7 |
| Apparent min temperature | -10.7 | -11.6 | -14.3 | -17.4 | -21.2 | -29.5 | -30.6 | -31 | -30.6 | -26.4 | -21.8 | -18.3 | -19.1 | -18.7 | -15.6 | -15.9 | -17 | -8 | -6 | -5.1 | -6.8 | -4.8 | -3.2 | -5.6 | -7 | -10 | -11.6 | -11.5 | -15.7 | -21.4 | -25.2 |
| 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) | 6.1 | 6 | 6 | 5.9 | 5.9 | 5.8 | 5.8 | 5.7 | 5.7 | 5.7 | 5.6 | 5.6 | 5.6 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.4 | 5.5 | 5.5 | 5.5 | 5.5 | 5.5 | 5.6 | 5.6 |
| Sunshine duration (h) | 0 | 0 | 0 | 0 | 0 | 3.1 | 3.1 | 3 | 3 | 2.9 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation (mm) | 4.2 | 0 | 0 | 0.3 | 0.6 | 0 | 0 | 0 | 0 | 0 | 2.2 | 5.1 | 2.1 | 1.5 | 4.8 | 1.8 | 1.2 | 2.7 | 3.4 | 1.2 | 0.8 | 1 | 0.7 | 0.5 | 3.4 | 0.7 | 0.6 | 2.8 | 0.3 | 0 | 0 |
| Precipitation hours | 22 | 0 | 0 | 3 | 6 | 0 | 0 | 0 | 0 | 0 | 18 | 18 | 18 | 14 | 19 | 12 | 7 | 15 | 10 | 9 | 3 | 5 | 5 | 5 | 20 | 7 | 6 | 20 | 3 | 0 | 0 |
| Wind speed (m/s) | 12 | 6.6 | 6.3 | 9.8 | 9.7 | 6 | 5.6 | 5.6 | 7.2 | 13 | 21.3 | 21.7 | 21.3 | 15.9 | 14.2 | 12.9 | 16.8 | 15.3 | 19.9 | 21.7 | 18 | 13.2 | 15.6 | 13.6 | 8.4 | 8.9 | 6.4 | 14.9 | 10.4 | 5.6 | 16.3 |
In December 2023, the highest daytime temperature in Kotlas was 1.8°C.
While the minimum temperature at night dropped to -28.1°C.
The average nighttime and daytime temperatures during December in Kotlas are -13.4°C and -9.4°C respectively.
The precipitation sum in December is about 42 mm.