Average temperature in December is -16.4 °C
Average daytime temperature is -10.6 °C
Average night temperature is -21.7 °C
Absolute maximum temperature: 1.3 °C
Absolute minimum temperature: -32.1 °C
Number of sunny days: 21
Number of rainy days: 2
Number of snow days: 8
Precipitation sum: 7 mm
* Weather data for Uliastay 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 | -6.4 | -2.3 | -3 | 1.3 | -7.3 | -1.8 | -0.2 | -9.2 | -9.5 | -11.3 | -12.8 | -10 | -17.6 | -23.8 | -22 | -18.5 | -15.1 | -23.2 | -21.6 | -17.5 | -12.1 | -16.3 | -12 | -5.9 | -9.8 | -5.8 | -5.6 | -5.3 | -8.8 | -6.2 | -10.4 |
| Apparent max temperature | -10.4 | -7 | -7.8 | -3.6 | -11.9 | -6.2 | -6.7 | -13.3 | -14.5 | -15.4 | -17.7 | -15.1 | -22.1 | -28.9 | -27.4 | -22.8 | -19.7 | -27.8 | -26.5 | -22 | -16.9 | -21.1 | -16 | -10.2 | -14.3 | -9.7 | -9.5 | -9.4 | -12.9 | -10.3 | -14.4 |
| Mean temperature | -10.5 | -10 | -10.8 | -8.2 | -13.7 | -6.5 | -9.5 | -16.8 | -17.8 | -17.8 | -18.6 | -15.6 | -20.8 | -27.5 | -26.8 | -22.8 | -20.8 | -27 | -27.8 | -21.5 | -18.2 | -21.5 | -16.1 | -11.2 | -13.6 | -11.4 | -11.5 | -9.7 | -15.5 | -10.3 | -17.6 |
| Apparent mean temperature | -22.8 | -20.5 | -20.2 | -19.8 | -21.7 | -19.7 | -22.9 | -26.3 | -27 | -27.9 | -26.5 | -23.8 | -29.2 | -37.1 | -35.1 | -33.6 | -32.3 | -35.5 | -36.2 | -36.3 | -26.9 | -28.8 | -26.7 | -20.6 | -20.5 | -23.6 | -24.6 | -18.9 | -27.7 | -22.6 | -28.9 |
| Minimum temperature | -17.9 | -15.2 | -15.1 | -15.2 | -17 | -15 | -18.3 | -21.3 | -22.1 | -22.6 | -21.6 | -19.1 | -24.7 | -32.1 | -30.2 | -28.9 | -27.3 | -30.4 | -31.6 | -31.4 | -22.4 | -24 | -22 | -15.7 | -15.7 | -18.8 | -19.9 | -13.8 | -22.9 | -17.4 | -23.5 |
| Apparent min temperature | -15 | -14.9 | -15.6 | -13.2 | -18.3 | -10.9 | -14.7 | -21.6 | -22.7 | -22.7 | -23.4 | -20.1 | -25.3 | -32.4 | -31.7 | -27.5 | -25.8 | -31.7 | -32.6 | -26.4 | -23 | -26.1 | -20.5 | -15.8 | -18.2 | -15.8 | -16 | -14.1 | -20 | -14.9 | -22.5 |
| 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) | 8.7 | 8.7 | 8.7 | 8.6 | 8.6 | 8.6 | 8.6 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.5 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.4 | 8.5 | 8.5 |
| Sunshine duration (h) | 7.4 | 7.4 | 7.4 | 4 | 7.2 | 7.2 | 4.5 | 7 | 7.2 | 7.1 | 7.1 | 1.9 | 3.9 | 6.2 | 7 | 7.1 | 4.8 | 7 | 7.1 | 7 | 3.7 | 7 | 7.1 | 7.1 | 7.1 | 7.1 | 7.1 | 5.5 | 7.1 | 6.2 | 4.7 |
| Precipitation (mm) | 0 | 0 | 0 | 0.2 | 0 | 0.1 | 0.3 | 0 | 0 | 0 | 0 | 2 | 0.2 | 0 | 0 | 0 | 0.8 | 0 | 0 | 0 | 1.2 | 0 | 0 | 0 | 0 | 0 | 0 | 1.1 | 0 | 1.1 | 0 |
| Precipitation hours | 0 | 0 | 0 | 2 | 0 | 1 | 2 | 0 | 0 | 0 | 0 | 16 | 2 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 8 | 0 | 6 | 0 |
| Wind speed (m/s) | 8.9 | 9.7 | 10.2 | 26.8 | 7.9 | 8.8 | 26.1 | 8 | 9 | 9.5 | 8.1 | 11.2 | 7.6 | 10.2 | 9.9 | 6.9 | 10 | 7.2 | 7.6 | 7.2 | 11.4 | 9.7 | 6.4 | 7.4 | 7.8 | 7.9 | 10 | 9.7 | 8.1 | 9.7 | 9.9 |
In December 2023, the highest daytime temperature in Uliastay was 1.3°C.
While the minimum temperature at night dropped to -32.1°C.
The average nighttime and daytime temperatures during December in Uliastay are -21.7°C and -10.6°C respectively.
The precipitation sum in December is about 7 mm.