Average temperature in December is -17 °C
Average daytime temperature is -12.1 °C
Average night temperature is -22.9 °C
Absolute maximum temperature: 2 °C
Absolute minimum temperature: -36.9 °C
Number of sunny days: 23
Number of rainy days:
Number of snow days: 8
Precipitation sum: 11 mm
* Weather data for Bayantsagaan 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 | -6.3 | -4.2 | -4.1 | 2 | -6.9 | 1.4 | 0.8 | -15.7 | -17.6 | -19.9 | -21.7 | -20.8 | -21.3 | -23.4 | -23.9 | -18.1 | -16.5 | -21.5 | -25.4 | -22.3 | -17.9 | -15.8 | -8.4 | -6.7 | -8.8 | -5.5 | -4.8 | -4 | -6.6 | -5.5 | -7.2 |
| Apparent max temperature | -10.7 | -7.8 | -10.5 | -3 | -13.4 | -5.2 | -5.8 | -21.1 | -22.2 | -24.6 | -26.2 | -25.6 | -26.1 | -28.6 | -30 | -23.7 | -20.8 | -26.5 | -30.3 | -26.8 | -22.2 | -21 | -14.3 | -10.3 | -12.8 | -9.4 | -8.6 | -7.4 | -12.3 | -10.2 | -14 |
| Mean temperature | -12.7 | -8.1 | -10.4 | -5.9 | -13 | -0.7 | -9.6 | -22.2 | -20.2 | -23.5 | -23.4 | -21.6 | -22.8 | -27.9 | -29.5 | -23.3 | -19.3 | -26.6 | -27.8 | -29.7 | -21.7 | -21.8 | -16.9 | -11.4 | -11.6 | -9.6 | -11.8 | -7.9 | -13.2 | -11 | -11.8 |
| Apparent mean temperature | -22.1 | -19.7 | -20.9 | -19.6 | -25.9 | -12.6 | -28.2 | -32.5 | -27.2 | -30.7 | -30.6 | -28 | -29 | -40.2 | -39.7 | -36.9 | -26.7 | -38 | -34.9 | -42.5 | -39.3 | -30.4 | -28 | -26.1 | -20.9 | -20.8 | -20.6 | -20.4 | -27.6 | -27.7 | -21.8 |
| Minimum temperature | -17.3 | -15.2 | -16.1 | -14.2 | -20.8 | -6.1 | -21.9 | -27.6 | -22.5 | -25.7 | -26.3 | -23.4 | -24.4 | -34.7 | -33.9 | -30.5 | -22.3 | -32.7 | -29.6 | -36.9 | -33.6 | -25.1 | -22.8 | -20.8 | -16.3 | -16.3 | -16.3 | -16.1 | -21.7 | -21.9 | -16.5 |
| Apparent min temperature | -17.5 | -13.2 | -15.7 | -12.1 | -19.6 | -7.3 | -15.8 | -27.4 | -24.8 | -28.3 | -28 | -26.4 | -27.4 | -33 | -35.6 | -28.7 | -23.7 | -31.6 | -32.8 | -35.1 | -26.4 | -27 | -22.2 | -16.2 | -16.1 | -14.3 | -16.1 | -12 | -19.4 | -16 | -17.5 |
| 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) | 8.6 | 8.6 | 8.5 | 8.5 | 8.5 | 8.5 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 | 8.3 |
| Sunshine duration (h) | 7.3 | 6.8 | 7.3 | 7.2 | 6.9 | 7.2 | 2.5 | 7.1 | 7.1 | 6.7 | 7.1 | 5.5 | 3.3 | 2.7 | 7 | 7 | 0.6 | 5.7 | 7 | 7 | 6.7 | 6 | 6.9 | 6.9 | 6.8 | 6.8 | 6.9 | 5.8 | 0 | 6.9 | 7 |
| Precipitation (mm) | 0 | 0 | 0 | 0.3 | 0 | 0 | 4.5 | 0 | 0 | 0 | 0 | 0.2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.8 | 2.2 | 0.5 | 0 |
| Precipitation hours | 0 | 0 | 0 | 2 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 20 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 12 | 3 | 0 |
| Wind speed (m/s) | 11.6 | 20.1 | 22.1 | 30.6 | 29.6 | 32.4 | 32.2 | 14 | 7.1 | 9.4 | 5.6 | 7.3 | 6 | 10.4 | 17.7 | 15.5 | 6.6 | 11.9 | 7.7 | 11.4 | 10.2 | 10.8 | 17.1 | 13.8 | 11.4 | 10.4 | 10.5 | 18.5 | 26.9 | 21.5 | 22.7 |
In December 2023, the highest daytime temperature in Bayantsagaan was 2°C.
While the minimum temperature at night dropped to -36.9°C.
The average nighttime and daytime temperatures during December in Bayantsagaan are -22.9°C and -12.1°C respectively.
The precipitation sum in December is about 11 mm.