Average annual temperature is 9.4 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: -27.0 °C
Number of sunny days: 200 days
Number of rainy days: 144 days
Number of snow days: 21 days
Look at detailed online map of Op’yŏng
* Weather data for Op’yŏng North Korea is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 8.2 | 12.4 | 20.5 | 23.3 | 26.2 | 30.4 | 31.3 | 33.8 | 26.5 | 21.2 | 18.9 | 10.5 |
| Average daytime temperature (°C) | -1.1 | 2.6 | 9.5 | 13.9 | 20.0 | 23.7 | 27.1 | 25.8 | 22.6 | 17.2 | 7.2 | -0.7 |
| Average temperature (°C) | -5.9 | -2.2 | 4.3 | 8.9 | 15.4 | 19.3 | 23.3 | 22.7 | 18.5 | 11.5 | 2.3 | -6.3 |
| Average night temperature (°C) | -9.6 | -6.5 | -0.6 | 3.9 | 10.8 | 15.2 | 19.9 | 20.2 | 15.0 | 6.4 | -1.6 | -10.6 |
| Absolute minimum temperature (°C) | -26.2 | -16.9 | -13.8 | -1.8 | 4.9 | 9.4 | 17.5 | 16.4 | 7.9 | 1.2 | -9.4 | -27.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.2 | 8.0 | 9.3 | 8.7 | 10.6 | 10.0 | 10.1 | 6.8 | 9.2 | 9.3 | 7.2 | 5.8 |
| Precipitation (mm) | 24 | 12 | 25 | 69 | 79 | 123 | 233 | 413 | 55 | 25 | 79 | 53 |
| Sunny days | 21 | 20 | 24 | 17 | 17 | 12 | 11 | 6 | 16 | 21 | 18 | 17 |
| Rainy days | 3 | 2 | 7 | 13 | 14 | 18 | 20 | 25 | 14 | 10 | 10 | 8 |
| Snow days | 7 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 6 |
The largest precipitation sum in Op’yŏng is at