Average temperature in December is -14.4 °C
Average daytime temperature is -10.1 °C
Average night temperature is -19.1 °C
Absolute maximum temperature: 3.2 °C
Absolute minimum temperature: -29.8 °C
Number of sunny days: 23
Number of rainy days: 2
Number of snow days: 6
Precipitation sum: 9 mm
* Weather data for Ulaan-Uul 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 | -4.3 | -2.2 | -1.9 | -1.5 | -5.9 | -1.8 | 3.2 | -7 | -9.8 | -11 | -11.1 | -9.4 | -13.8 | -20.9 | -22.4 | -19.2 | -16.6 | -19.3 | -22.3 | -20.6 | -18.1 | -16.5 | -12.6 | -6.5 | -6.3 | -7.6 | -4 | -5.6 | -6.2 | -6.6 | -6.5 |
| Apparent max temperature | -9.4 | -6.3 | -6.6 | -5.4 | -11.6 | -5.3 | -3.6 | -13 | -14.3 | -16 | -15.3 | -14.2 | -18.9 | -26.5 | -27.2 | -23.7 | -21 | -23.8 | -26.8 | -25.4 | -22.6 | -21.1 | -17 | -10.7 | -10.4 | -11.8 | -7.7 | -9.3 | -10.7 | -11.1 | -10.7 |
| Mean temperature | -9.4 | -6.4 | -6.4 | -6.9 | -11 | -5.1 | -5.4 | -14.4 | -14.3 | -14.5 | -15 | -13.5 | -16.5 | -24.5 | -26.5 | -22.3 | -20 | -23.7 | -25.8 | -23.9 | -21 | -19.8 | -15.7 | -10.3 | -10.4 | -10.7 | -9 | -9.2 | -12.9 | -10.5 | -12.4 |
| Apparent mean temperature | -19.4 | -13.8 | -14.4 | -19.1 | -21.7 | -16.6 | -19.9 | -24.4 | -24.6 | -23 | -22.6 | -23.4 | -25.3 | -34.5 | -34.6 | -32.8 | -26.9 | -32.2 | -32.9 | -33.7 | -29.5 | -30.2 | -24.8 | -17.6 | -20.5 | -17.8 | -19.3 | -17.6 | -24.1 | -23.9 | -23.3 |
| Minimum temperature | -14.2 | -9.7 | -10 | -13.6 | -16.7 | -12.1 | -15 | -19.1 | -19.7 | -18.4 | -17.9 | -18.3 | -20.1 | -29.7 | -29.8 | -27.9 | -22.3 | -27.6 | -28.3 | -28.6 | -24.3 | -24.9 | -20.3 | -13.2 | -15.4 | -13.2 | -14.5 | -12.9 | -18.7 | -18.6 | -18.4 |
| Apparent min temperature | -14.2 | -10.8 | -10.7 | -11.8 | -16.4 | -9.2 | -11.3 | -19.4 | -18.9 | -19.2 | -19.5 | -18.1 | -21.7 | -29.5 | -31.1 | -26.9 | -24.4 | -28.6 | -30.5 | -28.6 | -25.6 | -24.6 | -20.3 | -14.5 | -14.9 | -15.1 | -13.3 | -13.3 | -17.8 | -14.9 | -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) | 8.9 | 8.9 | 8.9 | 8.8 | 8.8 | 8.8 | 8.8 | 8.8 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.6 | 8.7 | 8.7 | 8.7 | 8.7 |
| Sunshine duration (h) | 7.8 | 7.7 | 7.7 | 7.7 | 7.6 | 7.6 | 7.6 | 7.6 | 7.6 | 3.1 | 6.1 | 7.1 | 0 | 2.9 | 7.5 | 7.5 | 7 | 6 | 7.4 | 7.4 | 7.4 | 7.4 | 7.4 | 7.4 | 6.8 | 7.4 | 7.4 | 7.4 | 4.5 | 7.4 | 7.4 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.5 | 0.7 | 0.8 | 4.3 | 1.3 | 0 | 0 | 0.5 | 0 | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.4 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 7 | 6 | 21 | 12 | 0 | 0 | 5 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 |
| Wind speed (m/s) | 10.5 | 5.4 | 7.1 | 21.3 | 23.8 | 6.6 | 41.7 | 16.8 | 8 | 9.1 | 8.1 | 9.4 | 14.8 | 12.1 | 6.2 | 5.5 | 4.3 | 13.4 | 6.6 | 6.1 | 7.1 | 8.9 | 8.8 | 4.9 | 8.7 | 7 | 7.6 | 6.6 | 12.9 | 9.4 | 6.6 |
In December 2023, the highest daytime temperature in Ulaan-Uul was 3.2°C.
While the minimum temperature at night dropped to -29.8°C.
The average nighttime and daytime temperatures during December in Ulaan-Uul are -19.1°C and -10.1°C respectively.
The precipitation sum in December is about 9 mm.