Average temperature in January is -14.7 °C
Average daytime temperature is -8.2 °C
Average night temperature is -22.6 °C
Absolute maximum temperature: 3.9 °C
Absolute minimum temperature: -31.9 °C
Number of sunny days: 16
Number of rainy days: 5
Number of snow days: 10
Precipitation sum: 22 mm
* Weather data for Hyesan 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 | -10.2 | -11.7 | -9.5 | -8.9 | -7.2 | -6.4 | -3.1 | -4.3 | -7.3 | -7 | -1.5 | 3.1 | 3.9 | -12.1 | -9.8 | -12.3 | -7.7 | -7.9 | -3.3 | -14.4 | -8.2 | -3.8 | -13.4 | -24.3 | -14 | -9.2 | -14.8 | -12.1 | -6.7 | -7.3 | -3.5 |
| Apparent max temperature | -16.1 | -17.1 | -14.6 | -13.7 | -11.1 | -10.2 | -7.7 | -7.9 | -13 | -11.1 | -5.4 | -0.1 | 1 | -17.2 | -14.4 | -16.8 | -12 | -12.6 | -8.8 | -20.6 | -12.3 | -7.5 | -18.7 | -29.9 | -19.3 | -14.3 | -21 | -18.5 | -11.4 | -12.4 | -7.1 |
| Mean temperature | -17.6 | -19.8 | -19.3 | -19.1 | -15.8 | -10.9 | -9.9 | -7.6 | -14 | -15.7 | -10.4 | -5.3 | -3.5 | -14.3 | -19.9 | -22.3 | -15 | -16.6 | -9.7 | -21.5 | -12.4 | -8.8 | -22 | -26.3 | -18.6 | -15 | -18.5 | -15.9 | -11.5 | -12 | -6.9 |
| Apparent mean temperature | -31.2 | -32.8 | -31.5 | -30.9 | -30.1 | -25.4 | -23.6 | -21.7 | -28.8 | -28.9 | -23.1 | -14.6 | -18.2 | -21.7 | -36.8 | -34 | -33.2 | -29.1 | -20.6 | -33.6 | -29.7 | -22.2 | -35.7 | -35.7 | -32.5 | -29.1 | -27 | -25.2 | -21 | -19.1 | -17.8 |
| Minimum temperature | -26 | -28.2 | -27 | -26.3 | -25.5 | -20.9 | -19 | -17.4 | -24.1 | -24.4 | -18.7 | -10.5 | -13.2 | -17.5 | -31.9 | -29.7 | -28.6 | -24.8 | -15.3 | -29.1 | -25.3 | -17.4 | -30.7 | -30.3 | -27.8 | -23.8 | -22.1 | -20.8 | -16.4 | -14.7 | -13.6 |
| Apparent min temperature | -22.9 | -24.6 | -23.9 | -23.5 | -20.2 | -14.8 | -14.1 | -12 | -18.9 | -20.2 | -14.5 | -8.9 | -7.7 | -19.1 | -24.6 | -26.9 | -19.6 | -20.9 | -14.4 | -26.8 | -16.5 | -13 | -27.5 | -31.8 | -23.2 | -19.7 | -23.8 | -21 | -16.3 | -16.7 | -11.1 |
| 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) | 9.2 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 10 | 10 | 10 |
| Sunshine duration (h) | 8.2 | 8.2 | 8.2 | 8.2 | 8.2 | 4.9 | 4.2 | 7.2 | 8.3 | 8.4 | 8.4 | 6.8 | 4.8 | 0 | 5.2 | 8.5 | 8.5 | 8.6 | 7.1 | 8.3 | 8.5 | 5.8 | 8.4 | 8.7 | 8.7 | 8.1 | 8.8 | 8.8 | 4.5 | 4.9 | 3.3 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 1.5 | 0.3 | 0.5 | 0 | 0 | 0 | 0 | 3.2 | 4.8 | 0.7 | 0 | 0.4 | 0 | 1.4 | 0 | 0.3 | 1.7 | 0.2 | 0 | 0 | 0.5 | 0 | 0 | 2.3 | 0.5 | 3.6 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 10 | 3 | 5 | 0 | 0 | 0 | 0 | 10 | 24 | 7 | 0 | 4 | 0 | 8 | 0 | 3 | 11 | 2 | 0 | 0 | 5 | 0 | 0 | 16 | 5 | 20 |
| Wind speed (m/s) | 16.7 | 12.6 | 9.2 | 6.9 | 6.8 | 5.9 | 10.6 | 14 | 15.5 | 6.8 | 5.8 | 5.6 | 16.8 | 10.7 | 9.3 | 5.6 | 8.8 | 7.3 | 15.8 | 21.3 | 5.4 | 10.2 | 16.6 | 16.1 | 9.2 | 11.1 | 15.9 | 18 | 14.7 | 14.4 | 12.6 |
In January 2023, the highest daytime temperature in Hyesan was 3.9°C.
While the minimum temperature at night dropped to -31.9°C.
The average nighttime and daytime temperatures during January in Hyesan are -22.6°C and -8.2°C respectively.
The precipitation sum in January is about 22 mm.