Yŏnan-ŭp Weather in September
What's the weather like in Yŏnan-ŭp (Hwanghae-namdo) in September 2025?
The climate in Yŏnan-ŭp during September can be summarized as warm and wet.
September is in the fall / autumn in Yŏnan-ŭp and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 25°C (77°F), whilst at night 15°C (59°F) is normal.
| Daytime temperature | 24.8°C 76.6°F |
|---|---|
| Nightly temperature | 14.8°C 58.6°F |
| Average temperature | 19.8°C 67.6°F |
| Daily sunshine | 7.6 hrs |
| Avg rainfall | 137 mm 5.4 ins |
| Rainy days | 8 days |
| Sea temperature | 23.2°C 73.8°F |
| Humidity | 76% |
| Windspeed | 6.5kph 4 mph |
On average September is the 3rd wettest month of the year in Yŏnan-ŭp with around 137mm 5.4 inches of rain making it a wet time to visit. This rainfall is typically spread over 8 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.6 hours of sunshine per day.
September temperatures in Yŏnan-ŭp
September rainfall
September hourly sunshine
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 Yŏnan-ŭp in September 2025.
Other monthly averages
Best places to visit in September
Yŏnan-ŭp weather stats
| Hottest month: | August | 28.7°C 83.7°F |
|---|---|---|
| Driest month: | January | 17mm 0.7ins |
| Sunniest month: | October | 7.6hrs |
| Coldest month: | January | -0.1°C 31.8°F |
| Wettest month: | July | 325mm 12.8ins |
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