Average temperature in December is -12.1 °C
Average daytime temperature is -9.7 °C
Average night temperature is -14.8 °C
Absolute maximum temperature: 3.2 °C
Absolute minimum temperature: -37.9 °C
Number of sunny days: 11
Number of rainy days: 7
Number of snow days: 13
Precipitation sum: 59 mm
* Weather data for Syumsi 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 | -4.2 | -3.7 | -7.6 | -2 | -10.4 | -18 | -25.3 | -28.3 | -29.1 | -26.7 | -22.3 | -19 | -16.5 | -11.5 | -10.9 | -10.9 | -7.1 | -1.9 | -1.1 | 1.9 | 3.2 | 2.1 | 0.2 | -2.8 | -2.5 | -3.5 | -6.4 | -7.6 | -7.7 | -12.9 | -9.1 |
| Apparent max temperature | -8.2 | -9 | -11.9 | -6.5 | -15.9 | -23 | -29.9 | -33.1 | -33.9 | -31.4 | -28 | -25.9 | -22.7 | -16.7 | -16.8 | -16.2 | -13.5 | -6.6 | -6.8 | -2.5 | -2.1 | -2.4 | -4 | -6.8 | -7.1 | -8.1 | -10.9 | -11.4 | -13.3 | -16.6 | -15.7 |
| Mean temperature | -6.8 | -6 | -8.8 | -6.9 | -12.3 | -26.2 | -30.5 | -33.2 | -33.6 | -28.6 | -24.8 | -21.4 | -17.8 | -13.1 | -12.5 | -11.8 | -11.1 | -3.8 | -2.8 | 1.2 | 1.8 | 1.2 | -1.5 | -3.8 | -4 | -4.7 | -7.6 | -8.6 | -9.7 | -16.3 | -10.9 |
| Apparent mean temperature | -15 | -14.2 | -15.3 | -15.9 | -20.7 | -39 | -39.2 | -42.9 | -43.2 | -38.3 | -32.4 | -31.3 | -25.9 | -22.9 | -19.9 | -20.1 | -19.1 | -13.2 | -8.5 | -6.7 | -3.9 | -4 | -8.9 | -11 | -9.1 | -13.1 | -13.4 | -14.8 | -18.4 | -25.6 | -19.4 |
| Minimum temperature | -9.8 | -9.1 | -9.6 | -10.1 | -15.7 | -33.5 | -33.4 | -37.8 | -37.9 | -33.2 | -26.7 | -24.6 | -19.2 | -16.9 | -14.3 | -14.1 | -13.6 | -6.9 | -4.3 | -0.5 | 0.7 | 0.4 | -4.2 | -5.8 | -4.8 | -8.3 | -9.2 | -9.4 | -13.8 | -20.2 | -14.4 |
| Apparent min temperature | -11.2 | -11 | -13.4 | -12.3 | -17.6 | -31.3 | -36.1 | -38.4 | -38.7 | -33.9 | -31.1 | -28.3 | -24.2 | -18.6 | -18.4 | -17.5 | -16.6 | -8.9 | -7.7 | -3.7 | -3.2 | -3.3 | -6 | -8.2 | -8.3 | -9.3 | -12 | -13.2 | -14.8 | -21 | -16.9 |
| 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) | 7.2 | 7.1 | 7.1 | 7.1 | 7 | 7 | 6.9 | 6.9 | 6.9 | 6.9 | 6.8 | 6.8 | 6.8 | 6.8 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.7 | 6.8 | 6.8 |
| Sunshine duration (h) | 0 | 0 | 0.6 | 0 | 0 | 5.1 | 5 | 5 | 5 | 4.9 | 4.9 | 4.8 | 3.4 | 0 | 3.6 | 0 | 1 | 0 | 2.9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
| Precipitation (mm) | 4.6 | 2.3 | 0.2 | 5.8 | 1.7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.7 | 1.4 | 2.4 | 2.6 | 3.7 | 5.4 | 4.1 | 0.4 | 1.2 | 6.3 | 1.2 | 0.1 | 0.9 | 1.7 | 0 | 9.9 |
| Precipitation hours | 9 | 15 | 2 | 20 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 10 | 12 | 6 | 10 | 15 | 18 | 2 | 6 | 23 | 11 | 1 | 9 | 17 | 0 | 19 |
| Wind speed (m/s) | 13.2 | 18.6 | 18.1 | 19.9 | 14.1 | 12.4 | 12.7 | 11.9 | 8.7 | 12.2 | 17.7 | 24.1 | 20.4 | 16.2 | 18.9 | 19.7 | 22.9 | 21.7 | 25.2 | 26.1 | 24.4 | 20 | 15.3 | 15.1 | 13.4 | 14.8 | 12.1 | 14.8 | 17.7 | 10.4 | 22.6 |
In December 2023, the highest daytime temperature in Syumsi was 3.2°C.
While the minimum temperature at night dropped to -37.9°C.
The average nighttime and daytime temperatures during December in Syumsi are -14.8°C and -9.7°C respectively.
The precipitation sum in December is about 59 mm.