Average temperature in December is -15.2 °C
Average daytime temperature is -12 °C
Average night temperature is -19 °C
Absolute maximum temperature: 1 °C
Absolute minimum temperature: -39.2 °C
Number of sunny days: 10
Number of rainy days: 6
Number of snow days: 15
Precipitation sum: 42 mm
* Weather data for Tomsk Russia 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 | 0.5 | -2.2 | 0.9 | -5.3 | -12.5 | -13.6 | -23.3 | -32.2 | -32.7 | -30.6 | -28.4 | -31.7 | -23.6 | -16.9 | -17.8 | -15.5 | -26.8 | -26 | -10.6 | -5.3 | -3.8 | 1 | -0.1 | -1.5 | -4 | 0.8 | -4.7 | 0.1 | 0.8 | -2.4 | -3.7 |
| Apparent max temperature | -3.8 | -6.8 | -4.4 | -12.1 | -18.2 | -19.4 | -28.8 | -37.1 | -38.7 | -35.7 | -34.4 | -37 | -32 | -22.9 | -23.6 | -21.2 | -31.5 | -31.7 | -17 | -11.2 | -8.9 | -4.2 | -4.3 | -4.9 | -8.7 | -4.4 | -9.5 | -5.3 | -6.1 | -9.5 | -9.6 |
| Mean temperature | -1.3 | -3.9 | -0.8 | -18.9 | -15.8 | -19.9 | -28.3 | -34.8 | -34 | -31.6 | -30.6 | -35.3 | -30.3 | -19.5 | -20.4 | -20.9 | -28.5 | -27.6 | -19 | -7.4 | -5.9 | -0.5 | -1.8 | -3.1 | -6.5 | -3.4 | -6.2 | -1.5 | -0.9 | -5.2 | -8.1 |
| Apparent mean temperature | -8.1 | -10.3 | -9 | -30.2 | -27.2 | -29.8 | -41.5 | -43.6 | -42.6 | -38.7 | -39.4 | -44.8 | -43.3 | -31.8 | -28.8 | -34.1 | -37.6 | -36.3 | -32.6 | -15.8 | -14.1 | -10.1 | -6.8 | -8.7 | -15.5 | -15.7 | -12.8 | -9.7 | -9.8 | -14 | -17.5 |
| Minimum temperature | -4.1 | -5.5 | -4.6 | -25.2 | -22.3 | -23.3 | -36.6 | -38.4 | -36.5 | -33.4 | -33.7 | -39.2 | -38.1 | -23 | -22.6 | -28.7 | -31.7 | -31 | -26.3 | -9.2 | -7.3 | -3.9 | -3.6 | -4.2 | -10.7 | -11.1 | -7.4 | -4.7 | -3.3 | -7 | -11.4 |
| Apparent min temperature | -5.6 | -8.8 | -6.4 | -25.3 | -21.4 | -26.5 | -33.6 | -40.2 | -40 | -36.9 | -36.5 | -40.7 | -37.1 | -25.4 | -26.7 | -26.7 | -33.5 | -33.3 | -25.5 | -12.7 | -11.7 | -5.9 | -5.8 | -6.9 | -10.8 | -8.3 | -11.5 | -6.6 | -7.3 | -12.3 | -14.4 |
| 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) | 7.3 | 7.3 | 7.2 | 7.2 | 7.2 | 7.1 | 7.1 | 7.1 | 7 | 7 | 7 | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 6.8 | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 | 6.9 |
| Sunshine duration (h) | 1 | 0 | 0 | 1.1 | 0.2 | 0 | 2.9 | 3 | 3.3 | 4.3 | 5.1 | 4.9 | 3.3 | 3.5 | 3.4 | 0 | 4.5 | 5 | 3.5 | 0 | 0 | 0 | 0 | 0 | 0 | 4.9 | 5 | 0 | 0 | 0.6 | 0 |
| Precipitation (mm) | 2.1 | 2.8 | 8.5 | 1 | 2.8 | 5.4 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0.7 | 1.9 | 0.2 | 1.7 | 0 | 0 | 0.7 | 0.5 | 2.7 | 1.5 | 0 | 0.1 | 0 | 1 | 0 | 2.6 | 0.7 | 2.3 | 2.3 |
| Precipitation hours | 9 | 15 | 19 | 5 | 16 | 24 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 13 | 2 | 13 | 0 | 0 | 4 | 5 | 7 | 9 | 0 | 1 | 0 | 3 | 0 | 12 | 5 | 12 | 15 |
| Wind speed (m/s) | 20 | 18.7 | 28.3 | 30.5 | 16.3 | 22.5 | 11.9 | 13.1 | 15.1 | 11.6 | 13.2 | 10.2 | 31 | 32.5 | 18.9 | 17.1 | 11.6 | 15.6 | 22.1 | 22.3 | 26.5 | 24.1 | 19.9 | 14.2 | 13.2 | 22.9 | 17.6 | 22.4 | 37.4 | 32 | 27.1 |
In December 2023, the highest daytime temperature in Tomsk was 1°C.
While the minimum temperature at night dropped to -39.2°C.
The average nighttime and daytime temperatures during December in Tomsk are -19°C and -12°C respectively.
The precipitation sum in December is about 42 mm.