Average annual temperature is 5.9 °C
Absolute maximum temperature: 31.4 °C
Absolute minimum temperature: -26.8 °C
Number of sunny days: 203 days
Number of rainy days: 132 days
Number of snow days: 30 days
Look at detailed online map of Isŏlgae
* Weather data for Isŏlgae 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) | 7.5 | 12.3 | 17.3 | 19.3 | 28.6 | 31.4 | 31.3 | 31.2 | 26.0 | 20.7 | 12.9 | 5.6 |
| Average daytime temperature (°C) | -6.1 | -0.9 | 8.3 | 12.5 | 20.3 | 23.5 | 25.7 | 23.9 | 21.9 | 14.7 | 1.2 | -6.1 |
| Average temperature (°C) | -11.4 | -7.0 | 1.2 | 5.9 | 13.4 | 17.4 | 20.8 | 20.1 | 15.9 | 7.8 | -3.0 | -10.7 |
| Average night temperature (°C) | -15.6 | -12.0 | -4.0 | 0.3 | 6.8 | 12.7 | 16.8 | 17.4 | 11.0 | 2.2 | -6.3 | -14.3 |
| Absolute minimum temperature (°C) | -26.8 | -17.8 | -8.9 | -5.1 | 0.9 | 7.8 | 11.8 | 12.6 | 4.9 | -3.9 | -15.3 | -22.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.1 | 8.7 | 9.2 | 8.4 | 10.9 | 9.1 | 9.1 | 5.1 | 9.7 | 9.4 | 5.5 | 6.6 |
| Precipitation (mm) | 7 | 7 | 14 | 40 | 58 | 149 | 142 | 385 | 10 | 7 | 57 | 12 |
| Sunny days | 21 | 22 | 25 | 17 | 20 | 7 | 4 | 2 | 19 | 26 | 17 | 23 |
| Rainy days | 1 | 1 | 1 | 13 | 11 | 23 | 27 | 29 | 11 | 5 | 8 | 2 |
| Snow days | 9 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 6 |
The best time to visit Isŏlgae during the most sunny months:
The largest precipitation sum in Isŏlgae is at