Average annual temperature is 8.7 °C
Absolute maximum temperature: 31.3 °C
Absolute minimum temperature: -26.1 °C
Number of sunny days: 195 days
Number of rainy days: 149 days
Number of snow days: 21 days
Look at detailed online map of Isŏng-dong
* Weather data for Isŏng-dong 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) | 7.3 | 7.3 | 19.0 | 20.5 | 25.5 | 30.5 | 31.3 | 31.3 | 29.2 | 21.6 | 19.0 | 6.8 |
| Average daytime temperature (°C) | -3.9 | 2.0 | 9.6 | 14.2 | 20.4 | 24.6 | 27.5 | 27.0 | 24.5 | 16.4 | 4.3 | -3.1 |
| Average temperature (°C) | -8.5 | -3.0 | 3.3 | 8.5 | 15.2 | 19.5 | 23.2 | 23.1 | 19.3 | 11.0 | -0.1 | -7.9 |
| Average night temperature (°C) | -13.5 | -6.7 | -1.6 | 3.6 | 10.3 | 14.9 | 19.8 | 19.8 | 14.8 | 6.8 | -3.6 | -12.6 |
| Absolute minimum temperature (°C) | -23.1 | -11.4 | -7.1 | -2.3 | 5.3 | 7.3 | 16.2 | 13.6 | 7.8 | 1.2 | -10.5 | -26.1 |
| 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 | 11.9 | 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) | 6.9 | 7.8 | 9.1 | 8.7 | 9.5 | 10.1 | 8.4 | 7.6 | 9.9 | 7.9 | 5.9 | 5.6 |
| Precipitation (mm) | 23 | 2 | 43 | 96 | 123 | 170 | 229 | 362 | 17 | 88 | 95 | 49 |
| Sunny days | 17 | 24 | 22 | 15 | 17 | 9 | 9 | 9 | 17 | 20 | 17 | 19 |
| Rainy days | 2 | 2 | 9 | 15 | 14 | 21 | 22 | 22 | 13 | 11 | 10 | 8 |
| Snow days | 12 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 4 |
The largest precipitation sum in Isŏng-dong is at