The climate in Iwŏn-ŭp during December can be summarized as cold and dry.
December is in the winter in Iwŏn-ŭp and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a freezing 2°C (35°F), whilst at night -8°C (18°F) is normal.
Daytime temperature | 1.8°C 35.2°F |
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Nightly temperature | -7.6°C 18.4°F |
Average temperature | -2.9°C 26.8°F |
Daily sunshine | 5.7 hrs |
Avg rainfall | 28 mm 1.1 ins |
Rainy days | 7 days |
Sea temperature | 8.7°C 47.7°F |
Humidity | 58% |
Windspeed | 13kph 8 mph |
On average December is the 3rd driest month of the year in Iwŏn-ŭp with around 28mm 1.1 inches of rain making it a dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 5.7 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Iwŏn-ŭp in December 2025.
Best places to visit in December
Hottest month: | August | 25.8°C 78.4°F |
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Driest month: | February | 24mm 0.9ins |
Sunniest month: | March | 7.5hrs |
Coldest month: | January | -1.2°C 29.8°F |
Wettest month: | August | 212mm 8.3ins |