The climate in Rŭshon during September can be summarized as mild and very dry.
September is in the fall / autumn in Rŭshon and is typically the 4th warmest month of the year. Daytime maximum temperatures average around a cool 19°C (67°F), whilst at night 4°C (40°F) is normal.
| Daytime temperature | 19.2°C 66.6°F |
|---|---|
| Nightly temperature | 4.2°C 39.6°F |
| Average temperature | 11.7°C 53.1°F |
| Daily sunshine | 9.3 hrs |
| Avg rainfall | 3 mm 0.1 ins |
| Rainy days | 3 days |
| Sea temperature | 20°C 68°F |
| Humidity | 43% |
| Windspeed | 7.6kph 5 mph |
On average September is the 2nd driest month of the year in Rŭshon with around 3mm 0.1 inches of rain making it a very dry time to visit.
On the flip side this corresponds to an average of 9.3 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 Rŭshon in September 2025.
Best places to visit in September
| Hottest month: | July | 23.1°C 73.6°F |
|---|---|---|
| Driest month: | August | 2mm 0.1ins |
| Sunniest month: | September | 9.3hrs |
| Coldest month: | January | -6.6°C 20.1°F |
| Wettest month: | March | 80mm 3.1ins |