Average annual temperature is 15.8 °C
Absolute maximum temperature: 31.0 °C
Absolute minimum temperature: -7.7 °C
Number of sunny days: 211 days
Number of rainy days: 153 days
Number of snow days: 1 day
Look at detailed online map of Yŏnmyŏng
* Weather data for Yŏnmyŏng South 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) | 15.2 | 12.2 | 17.9 | 18.2 | 20.4 | 24.6 | 27.9 | 31.0 | 28.6 | 24.5 | 21.8 | 16.5 |
| Average daytime temperature (°C) | 7.5 | 9.4 | 13.2 | 15.7 | 17.8 | 21.7 | 24.8 | 28.2 | 26.3 | 20.9 | 14.3 | 9.7 |
| Average temperature (°C) | 5.0 | 7.1 | 11.3 | 14.0 | 16.8 | 20.8 | 23.9 | 27.2 | 24.7 | 18.9 | 12.2 | 7.5 |
| Average night temperature (°C) | 1.6 | 4.0 | 8.9 | 12.1 | 15.9 | 19.8 | 23.0 | 26.0 | 23.2 | 16.3 | 8.9 | 4.5 |
| Absolute minimum temperature (°C) | -7.7 | -0.5 | 2.4 | 6.9 | 11.6 | 17.1 | 20.3 | 24.7 | 18.7 | 12.0 | 0.7 | -4.0 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 7.6 | 8.7 | 8.0 | 7.9 | 8.7 | 7.4 | 9.9 | 7.9 | 8.7 | 8.4 | 7.3 |
| Precipitation (mm) | 67 | 52 | 54 | 108 | 224 | 246 | 403 | 294 | 265 | 11 | 46 | 79 |
| Sunny days | 25 | 20 | 21 | 16 | 15 | 14 | 8 | 14 | 12 | 23 | 22 | 21 |
| Rainy days | 6 | 8 | 10 | 14 | 16 | 16 | 23 | 17 | 18 | 8 | 8 | 9 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Yŏnmyŏng is at