South Korea
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Gunsan, South Korea

  • Average sea temperature in December: 10.8°C

The best month for swimming (with the highest average sea temperature) is August (25.2°C).
The coldest month (with the lowest average sea temperature) is February (5.3°C).

  • Average daylight in December: 10.7h

The month with the longest days is June (Average daylight: 15.6h).
The month with shortest days is December (Average daylight: 10.7h).