Average temperature in December is -25 °C
Average daytime temperature is -20.1 °C
Average night temperature is -29.9 °C
Absolute maximum temperature: -2.6 °C
Absolute minimum temperature: -42.6 °C
Number of sunny days: 19
Number of rainy days: 1
Number of snow days: 11
Precipitation sum: 14 mm
* Weather data for Altay 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 | -16.3 | -12.9 | -12.9 | -2.6 | -11.8 | -4.2 | -6.2 | -22 | -24.3 | -27.2 | -25.8 | -26.5 | -33.5 | -35 | -31.1 | -27.1 | -25.4 | -31.8 | -32.2 | -28 | -23.8 | -24.9 | -21.2 | -17.4 | -18 | -14.7 | -13.8 | -9.7 | -16.6 | -11.5 | -13.7 |
| Apparent max temperature | -20.7 | -17 | -17.3 | -7.2 | -16.5 | -7.8 | -11 | -26.9 | -29 | -32.5 | -30.4 | -31.3 | -38.1 | -40.2 | -36 | -32.1 | -30 | -36.9 | -37.3 | -33.3 | -28.4 | -29.6 | -26 | -21.7 | -22.6 | -18.9 | -18.3 | -13.4 | -21.4 | -15.2 | -18.4 |
| Mean temperature | -21.8 | -18.3 | -17 | -12.6 | -16.3 | -8.6 | -15.1 | -27 | -28 | -31.3 | -28.9 | -30.4 | -35.6 | -39.2 | -35.7 | -30.9 | -29.6 | -37.2 | -38.1 | -33.5 | -28.5 | -30.5 | -26.8 | -22.3 | -23.4 | -20.3 | -18.4 | -14.7 | -21.1 | -15.7 | -18.4 |
| Apparent mean temperature | -32.4 | -28.1 | -25.6 | -24.7 | -25.1 | -17 | -30.9 | -35.4 | -38.7 | -43.3 | -37.8 | -37.8 | -42.8 | -48 | -44.6 | -43.8 | -42.5 | -45.7 | -47.3 | -47.4 | -39.4 | -39.4 | -38.1 | -34 | -32 | -31.7 | -28.2 | -24.2 | -30.4 | -31 | -27.6 |
| Minimum temperature | -27.1 | -22.8 | -20.1 | -18.9 | -20 | -12.2 | -25.6 | -29.9 | -33.3 | -37.6 | -32.6 | -33.1 | -37.9 | -42.6 | -39 | -38.3 | -37.2 | -40.2 | -41.8 | -41.5 | -33.7 | -33.8 | -32.6 | -28.4 | -26.9 | -26.3 | -23.1 | -18.4 | -24.7 | -25.1 | -22.4 |
| Apparent min temperature | -27 | -23 | -21.9 | -18.2 | -21.1 | -12.9 | -20.7 | -32.3 | -33 | -36.7 | -33.8 | -35 | -40.6 | -44.5 | -41 | -36.1 | -34.8 | -42.5 | -43.6 | -39.2 | -33.4 | -35.8 | -32.2 | -27.4 | -28.5 | -25.3 | -23.3 | -19.5 | -26.6 | -20.1 | -23.3 |
| 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) | 8.4 | 8.4 | 8.4 | 8.4 | 8.3 | 8.3 | 8.3 | 8.3 | 8.2 | 8.2 | 8.2 | 8.2 | 8.2 | 8.2 | 8.2 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.1 | 8.2 | 8.2 | 8.2 |
| Sunshine duration (h) | 7.1 | 7 | 7 | 2.5 | 5.4 | 0.3 | 2.4 | 6.7 | 6.9 | 6.9 | 6.9 | 6.2 | 6.8 | 6.8 | 6.7 | 6.8 | 0 | 6.8 | 6.8 | 6.8 | 4.3 | 6.1 | 6.8 | 6.8 | 6.8 | 6.8 | 6.3 | 6.5 | 6.1 | 0.8 | 6.1 |
| Precipitation (mm) | 0 | 0.3 | 0.1 | 4.5 | 1 | 1.2 | 1.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.6 | 0 | 0 | 0 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 2.3 | 0 | 1.7 | 0 |
| Precipitation hours | 0 | 3 | 1 | 9 | 7 | 8 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 16 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 11 | 0 | 7 | 0 |
| Wind speed (m/s) | 10.5 | 9.1 | 11.9 | 36.4 | 9.1 | 9.8 | 25.5 | 9.7 | 8.5 | 10.8 | 7.2 | 6.9 | 8.9 | 9.1 | 9.8 | 9.1 | 15.1 | 9.2 | 11.6 | 13.7 | 10.5 | 10.4 | 11.3 | 11.6 | 10.2 | 9.8 | 10.9 | 13.9 | 14.4 | 12.9 | 9.4 |
In December 2023, the highest daytime temperature in Altay was -2.6°C.
While the minimum temperature at night dropped to -42.6°C.
The average nighttime and daytime temperatures during December in Altay are -29.9°C and -20.1°C respectively.
The precipitation sum in December is about 14 mm.