Weather in Yongpyong: September
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Average day temperature: | 71.4°F |
| Average night temperature: | 57.8°F | |
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Sea water temperature: | 72.8°F |
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Number of sunny days: | 12 days |
| Day length: | 11.9 - 13.0 hours | |
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Number of rainy days: | 5 days |
| Precipitation totals: | 5.5 in. | |
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| Yongpyong |
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| Yongpyong |
Air temperature in September, °F
The highest day temperature during September of 2025 was 86°F. At the same time the lowest night temperature was 51°F. Daily and nightly averages during September were 75.6°F and 60.3°F.
Sea water temperature in Yongpyong in September, °F
The average sea water temperature in September of 2025 was 76.5°F. The highest and lowest sea temperatures during the month were 80.2°F and 72.0°F.
Number of sunny, partly cloudy and cloudy days in September is almost equal.
Precipitation total in September, in.
Precipitation total value in Yongpyong in September is 6.2 in. It makes september one of the most rainy months of the year.
The average wind speed value in September is 4.3 mph It makes September lest windy month of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 5.8.
Best time for vacation in Yongpyong
Yongpyong on a weather map
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