Average annual temperature is 13.8 °C
Absolute maximum temperature: 36.3 °C
Absolute minimum temperature: -13.3 °C
Number of sunny days: 204 days
Number of rainy days: 158 days
Number of snow days: 3 days
Look at detailed online map of Ŏnyang-gol
* Weather data for Ŏnyang-gol 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) | 16.0 | 15.3 | 24.3 | 29.1 | 33.1 | 34.3 | 34.8 | 36.3 | 30.1 | 24.6 | 27.0 | 17.8 |
| Average daytime temperature (°C) | 6.2 | 9.4 | 17.8 | 19.3 | 23.5 | 29.0 | 29.7 | 30.9 | 26.7 | 21.1 | 13.6 | 7.6 |
| Average temperature (°C) | 0.2 | 3.0 | 10.2 | 13.0 | 17.8 | 22.9 | 25.3 | 26.4 | 22.3 | 14.6 | 7.4 | 2.4 |
| Average night temperature (°C) | -4.0 | -1.9 | 3.6 | 7.6 | 13.0 | 18.2 | 22.2 | 22.7 | 18.9 | 9.1 | 2.6 | -1.4 |
| Absolute minimum temperature (°C) | -13.3 | -5.8 | -3.7 | 1.6 | 5.9 | 14.6 | 18.2 | 18.6 | 13.9 | 4.4 | -4.9 | -9.4 |
| 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) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 7.5 | 8.9 | 8.3 | 8.0 | 9.4 | 7.3 | 9.5 | 7.6 | 8.9 | 7.9 | 6.9 |
| Precipitation (mm) | 45 | 23 | 44 | 73 | 143 | 172 | 328 | 331 | 193 | 7 | 65 | 87 |
| Sunny days | 24 | 18 | 23 | 16 | 16 | 13 | 5 | 9 | 9 | 25 | 22 | 24 |
| Rainy days | 6 | 9 | 8 | 14 | 15 | 17 | 26 | 22 | 21 | 6 | 8 | 6 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Ŏnyang-gol is at