Average annual temperature is 14.0 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -14.9 °C
Number of sunny days: 192 days
Number of rainy days: 167 days
Number of snow days: 6 days
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) | 15.3 | 15.5 | 25.0 | 27.2 | 33.6 | 35.9 | 34.6 | 35.6 | 30.2 | 23.2 | 27.2 | 17.1 |
| Average daytime temperature (°C) | 4.8 | 8.7 | 18.0 | 20.4 | 24.8 | 29.8 | 30.3 | 31.3 | 27.0 | 20.6 | 12.7 | 6.4 |
| Average temperature (°C) | -0.4 | 2.8 | 10.2 | 13.6 | 18.8 | 24.0 | 25.8 | 26.8 | 22.6 | 14.5 | 7.1 | 1.8 |
| Average night temperature (°C) | -4.7 | -1.9 | 3.0 | 7.4 | 12.9 | 18.9 | 22.1 | 22.9 | 18.8 | 9.0 | 2.0 | -2.2 |
| Absolute minimum temperature (°C) | -14.9 | -5.7 | -3.8 | 0.7 | 4.5 | 15.7 | 18.2 | 19.0 | 12.7 | 4.6 | -6.1 | -11.4 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.2 | 7.5 | 8.8 | 8.2 | 8.3 | 10.1 | 7.3 | 9.4 | 7.4 | 8.9 | 7.7 | 6.3 |
| Precipitation (mm) | 35 | 14 | 39 | 55 | 118 | 151 | 380 | 305 | 209 | 7 | 51 | 98 |
| Sunny days | 22 | 18 | 22 | 14 | 17 | 12 | 4 | 7 | 10 | 24 | 20 | 22 |
| Rainy days | 7 | 10 | 9 | 16 | 14 | 18 | 27 | 24 | 20 | 7 | 9 | 6 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3 |
The largest precipitation sum in Yŏnmyŏng is at