Average temperature in January is -4.2 °C
Average daytime temperature is 0.2 °C
Average night temperature is -8.6 °C
Absolute maximum temperature: 10.1 °C
Absolute minimum temperature: -17.9 °C
Number of sunny days: 18
Number of rainy days: 6
Number of snow days: 7
Precipitation sum: 29 mm
* Weather data for Sariwŏn North Korea is based on climate observations for 2023 year
| January (°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 | -2.4 | -5.4 | -4.1 | -2.2 | 1.2 | 3.8 | 1.8 | 4.8 | 1.1 | 3 | 5.5 | 10.1 | 7.5 | 0.6 | -2.9 | -4 | -2.2 | -0.4 | 6.5 | -5.8 | 0.8 | 2.2 | 0.1 | -14.4 | -5.3 | -1.1 | -6 | -1.9 | 4.5 | 2.6 | 8.6 |
| Apparent max temperature | -7.9 | -11.2 | -8.7 | -6.5 | -2.4 | -1.6 | -3.3 | 0.1 | -5 | -1.1 | 1.9 | 5.4 | 5.4 | -3.5 | -8.7 | -9.9 | -6.1 | -5.7 | 0.1 | -13 | -4.3 | -2.6 | -5.5 | -21.7 | -10.8 | -5.6 | -14 | -8 | -2.1 | -3.2 | 3.4 |
| Mean temperature | -7.6 | -9.4 | -7.3 | -6.1 | -5.1 | 0.5 | -2.4 | 0.3 | -3.5 | -2.3 | -0.4 | 4.6 | 3.7 | -1.4 | -6 | -7.1 | -5.6 | -3.8 | -0.4 | -8.4 | -3.3 | -0.9 | -9.2 | -16.3 | -8.5 | -6.4 | -8.7 | -6.4 | -2.8 | -1.7 | 0.6 |
| Apparent mean temperature | -18.3 | -19.3 | -14.6 | -14.2 | -14.5 | -9.6 | -8.7 | -9.1 | -12 | -10.2 | -9.6 | -6.9 | -3.8 | -9.7 | -16 | -15.1 | -12.6 | -11 | -14 | -14.9 | -16 | -9.1 | -26.1 | -25.4 | -21.9 | -18 | -16.3 | -16.5 | -13.7 | -9.4 | -8.6 |
| Minimum temperature | -13 | -13.6 | -9.9 | -10.1 | -10.4 | -4.4 | -5 | -4.3 | -7.8 | -6.1 | -5.4 | -1.6 | 0.1 | -4.3 | -10.1 | -9.4 | -8.6 | -7 | -6.9 | -10.1 | -10.3 | -4.1 | -17.8 | -17.9 | -17.4 | -11.5 | -11.4 | -11.5 | -7.4 | -5.5 | -3.9 |
| Apparent min temperature | -12.7 | -14.7 | -11.5 | -10.1 | -9.4 | -4 | -6.6 | -3.7 | -8.8 | -6.3 | -4.7 | 0 | 0.8 | -5.8 | -11.8 | -12.1 | -9.7 | -8.5 | -5.9 | -14 | -8.4 | -5.1 | -16.3 | -23.2 | -13.4 | -11.5 | -15.2 | -11.4 | -8 | -6.6 | -3.6 |
| January | 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) | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 10 | 10 | 10 | 10 | 10.1 | 10.1 | 10.1 | 10.2 | 10.2 | 10.2 |
| Sunshine duration (h) | 8.5 | 8.5 | 8.6 | 8.6 | 8.6 | 7.8 | 8.2 | 8.6 | 8.6 | 8.6 | 8.6 | 8.1 | 0.2 | 0 | 0.2 | 8.7 | 1 | 8.7 | 8.1 | 8.8 | 8.5 | 2.7 | 6.2 | 8.8 | 8.8 | 3.5 | 8.9 | 9.1 | 9.1 | 9.2 | 9.1 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 4.3 | 0 | 0 | 0 | 0 | 0 | 14.3 | 4.3 | 2.3 | 0.4 | 0 | 0.6 | 0 | 0.6 | 0 | 0.7 | 0.4 | 0 | 0 | 0.7 | 0.1 | 0 | 0 | 0.2 | 0 | 0.1 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 0 | 7 | 6 | 16 | 2 | 0 | 6 | 0 | 2 | 0 | 5 | 2 | 0 | 0 | 7 | 1 | 0 | 0 | 2 | 0 | 1 |
| Wind speed (m/s) | 16.3 | 18 | 11 | 8.4 | 11.6 | 20.1 | 17.8 | 13.8 | 22.6 | 5.9 | 13.5 | 20.7 | 14.3 | 16.1 | 19.3 | 17.1 | 9.2 | 11.3 | 24.3 | 29.4 | 14.8 | 14.8 | 28.7 | 30.8 | 15.8 | 20 | 31.3 | 24.8 | 24.7 | 16.8 | 21.9 |
In January 2023, the highest daytime temperature in Sariwŏn was 10.1°C.
While the minimum temperature at night dropped to -17.9°C.
The average nighttime and daytime temperatures during January in Sariwŏn are -8.6°C and 0.2°C respectively.
The precipitation sum in January is about 29 mm.