Osan Weather in November
What's the weather like in Osan (Gyeonggi Province) in November 2025?
The climate in Osan during November can be summarized as cool and reasonably dry.
November is in the fall / autumn in Osan and is typically the 5th coldest month of the year. Daytime maximum temperatures average around a cool 12°C (53°F), whilst at night 1°C (33°F) is normal.
| Daytime temperature | 11.5°C 52.6°F |
|---|---|
| Nightly temperature | 0.8°C 33.4°F |
| Average temperature | 6.1°C 43°F |
| Daily sunshine | 6 hrs |
| Avg rainfall | 53 mm 2.1 ins |
| Rainy days | 9 days |
| Sea temperature | 14.8°C 58.6°F |
| Humidity | 74% |
| Windspeed | 5.4kph 3 mph |
On average November is the 5th driest month of the year in Osan with around 53mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 6 hours of sunshine per day.
November temperatures in Osan
November rainfall
November 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 Osan in November 2025.
Other monthly averages
Best places to visit in November
Osan weather stats
| Hottest month: | August | 29.6°C 85.3°F |
|---|---|---|
| Driest month: | December | 25mm 1ins |
| Sunniest month: | October | 7.5hrs |
| Coldest month: | January | 1.2°C 34.2°F |
| Wettest month: | July | 309mm 12.2ins |
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