Average temperature in December is -14.1 °C
Average daytime temperature is -9 °C
Average night temperature is -19.5 °C
Absolute maximum temperature: 7.8 °C
Absolute minimum temperature: -29.3 °C
Number of sunny days: 22
Number of rainy days:
Number of snow days: 9
Precipitation sum: 11 mm
* Weather data for Ongi 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 | 0.1 | -2.6 | 0.3 | 1.6 | -1.5 | 1.7 | 7.8 | -4.9 | -9.4 | -12.5 | -11.3 | -11.7 | -14.9 | -19.2 | -19.4 | -18.1 | -16.8 | -19.2 | -19.9 | -19 | -18.4 | -17 | -9.9 | -8.1 | -4.5 | -9.1 | -5.2 | -4.2 | -4.4 | -5.3 | -2.5 |
| Apparent max temperature | -4.7 | -8.3 | -4.2 | -6.7 | -8.9 | -5.4 | -1.2 | -9.4 | -14 | -18.2 | -16.7 | -17.2 | -21.6 | -26.4 | -24.8 | -24.2 | -21.3 | -27.2 | -24.3 | -24.5 | -23.7 | -22 | -15.8 | -13.6 | -9.5 | -14 | -9.8 | -9.7 | -9.8 | -11.1 | -7 |
| Mean temperature | -9.9 | -7 | -6.8 | -2 | -7.3 | -2.3 | 0.7 | -11.3 | -14.8 | -15.1 | -15.5 | -14.7 | -17.2 | -21.9 | -23.7 | -22.3 | -21.1 | -22.4 | -24.7 | -24.4 | -23.4 | -21 | -15.4 | -13.7 | -13 | -15.2 | -12.3 | -9 | -8 | -10.7 | -10.4 |
| Apparent mean temperature | -24.4 | -20.4 | -18 | -16.1 | -17.9 | -17.2 | -13.9 | -24.2 | -24.8 | -24.3 | -24.4 | -24.5 | -26.9 | -30.2 | -31.8 | -32.9 | -30.5 | -30.9 | -33.7 | -34 | -34 | -30.5 | -27.7 | -23.8 | -23.7 | -23 | -23.8 | -21.4 | -18.4 | -21.9 | -22.8 |
| Minimum temperature | -18.9 | -15 | -12.4 | -9.9 | -12 | -10.7 | -8.6 | -18.4 | -19.1 | -19.6 | -19.9 | -18.8 | -19.8 | -25.2 | -27 | -28 | -26.1 | -25.4 | -27.8 | -28.2 | -29.3 | -25.2 | -21.8 | -18.6 | -18.5 | -18.9 | -18.8 | -16 | -12.8 | -16.3 | -18 |
| Apparent min temperature | -15.1 | -13.1 | -11.8 | -9.4 | -13.4 | -9.5 | -7.1 | -16.7 | -20 | -20.3 | -20.7 | -20.5 | -24.5 | -28.3 | -28.9 | -27.6 | -26.1 | -28.9 | -29.9 | -29.9 | -28.5 | -26.5 | -21.2 | -19.2 | -17.9 | -19.8 | -17 | -14.7 | -13.8 | -16.5 | -15.4 |
| 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) | 9 | 9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.8 | 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 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.7 | 8.8 | 8.8 |
| Sunshine duration (h) | 7.8 | 7.8 | 7.8 | 7.8 | 7.7 | 7.7 | 7.7 | 7.7 | 7.7 | 0 | 5.6 | 3.9 | 0 | 0 | 7.6 | 7.6 | 7.5 | 6.1 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.5 | 7.4 | 7.4 | 7.5 | 7.6 | 1.1 | 7.6 | 7.1 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.5 | 2.7 | 0.2 | 1.3 | 3 | 0.9 | 0 | 0 | 0.2 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.5 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 14 | 2 | 7 | 23 | 9 | 0 | 0 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 | 0 | 0 |
| Wind speed (m/s) | 15 | 23.5 | 16.9 | 39.1 | 28.1 | 33.8 | 56.3 | 16.9 | 13.8 | 15.5 | 13.3 | 16.8 | 26.9 | 23.4 | 15.4 | 13.7 | 16.8 | 30.1 | 12.5 | 16.1 | 10.6 | 12.6 | 18.4 | 15.2 | 15.7 | 11.7 | 12 | 20.7 | 25 | 22.9 | 18.7 |
In December 2023, the highest daytime temperature in Ongi was 7.8°C.
While the minimum temperature at night dropped to -29.3°C.
The average nighttime and daytime temperatures during December in Ongi are -19.5°C and -9°C respectively.
The precipitation sum in December is about 11 mm.