Average temperature in December is -16.8 °C
Average daytime temperature is -12 °C
Average night temperature is -21.7 °C
Absolute maximum temperature: 6.2 °C
Absolute minimum temperature: -34.2 °C
Number of sunny days: 23
Number of rainy days: 1
Number of snow days: 7
Precipitation sum: 9 mm
* Weather data for Bayantöhöm Mongolia 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 | -5.4 | -1.2 | -0.2 | 0.6 | -5.7 | 0.8 | 6.2 | -9.9 | -10.9 | -14.9 | -13.6 | -16.1 | -19.5 | -23.4 | -22.4 | -19 | -18.4 | -21.9 | -25.8 | -23.8 | -23.3 | -21.5 | -14.8 | -12.8 | -9.4 | -8.5 | -9.9 | -3.7 | -6.5 | -9.4 | -8 |
| Apparent max temperature | -9.6 | -5 | -4.3 | -4.3 | -12.8 | -3.7 | 1.5 | -16.4 | -16 | -19.9 | -18.1 | -20.9 | -25.2 | -29.7 | -28.5 | -23.7 | -23.1 | -29.2 | -30.3 | -28.4 | -28.6 | -26.1 | -19.3 | -17 | -14.4 | -12.3 | -14.1 | -7.9 | -11.6 | -13.4 | -11.8 |
| Mean temperature | -11 | -6.8 | -6.9 | -4.7 | -10.5 | -4.2 | -3.8 | -15.5 | -17.7 | -17.5 | -19.7 | -19.6 | -22.1 | -24.4 | -26.7 | -24.5 | -21.9 | -26.2 | -30.5 | -28.6 | -27.8 | -25.4 | -17.9 | -15.7 | -15 | -14.5 | -14.8 | -11.5 | -10.1 | -13.7 | -12.5 |
| Apparent mean temperature | -19.8 | -20.5 | -17.6 | -16.9 | -20.1 | -17.2 | -19.9 | -24.8 | -25.8 | -24.9 | -28.1 | -29.2 | -31.1 | -31.7 | -36.5 | -33.6 | -30.6 | -35.5 | -40.1 | -40.5 | -35.9 | -34.2 | -29.4 | -23.4 | -23 | -23.5 | -24.5 | -21.1 | -19.9 | -20.9 | -24.6 |
| Minimum temperature | -14.3 | -15.8 | -12 | -12.3 | -15 | -12.9 | -14.6 | -20.2 | -21.4 | -20.4 | -23.7 | -24.7 | -24.7 | -26.3 | -30.5 | -29.1 | -26.1 | -30.4 | -33.9 | -34.2 | -31.4 | -30 | -24.9 | -18.9 | -18.5 | -18.8 | -20.3 | -16.2 | -15.6 | -16.2 | -20.1 |
| Apparent min temperature | -15.7 | -11.4 | -11.3 | -10.2 | -16.6 | -8.3 | -9.5 | -20.5 | -22.2 | -22.2 | -24.3 | -24.4 | -28.3 | -30.4 | -32.3 | -29.1 | -26.9 | -32 | -35.6 | -33.5 | -32.6 | -30.1 | -22.2 | -20.1 | -19.7 | -18.7 | -19.1 | -15.5 | -15.8 | -18.2 | -16.8 |
| 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) | 8.8 | 8.8 | 8.8 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.6 | 8.6 | 8.6 |
| Sunshine duration (h) | 7.6 | 7.2 | 5.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.4 | 7.4 | 5.1 | 7.4 | 6.1 | 0 | 0 | 7.3 | 7.3 | 5.9 | 5.9 | 7.3 | 7.3 | 7.3 | 7.3 | 7.3 | 7.3 | 7.3 | 6.6 | 7.3 | 7.3 | 0 | 7.3 | 6.1 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 0 | 0 | 1.1 | 0 | 0.2 | 4.3 | 0.5 | 0 | 0 | 1 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.5 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 10 | 0 | 2 | 23 | 5 | 0 | 0 | 10 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 0 |
| Wind speed (m/s) | 13 | 18.4 | 15.1 | 35.4 | 37.8 | 10.5 | 28.5 | 19.3 | 8.4 | 9 | 7.6 | 9.4 | 17.2 | 18.9 | 15.1 | 5.4 | 20.3 | 26.7 | 15.3 | 14.8 | 9.3 | 7.9 | 4.7 | 6.6 | 13.8 | 6.9 | 8.7 | 7.9 | 25.3 | 8.8 | 14 |
In December 2023, the highest daytime temperature in Bayantöhöm was 6.2°C.
While the minimum temperature at night dropped to -34.2°C.
The average nighttime and daytime temperatures during December in Bayantöhöm are -21.7°C and -12°C respectively.
The precipitation sum in December is about 9 mm.