Average sea water temperature in September:
+72.9°F
| Minimum sea water temperature in September: | 80.2°F |
| Maximum sea water temperature in September: | 67.5°F |
Daily sea water temperature in September, °F
Show year:
2026
2025
2024
The average sea water temperature in September of 2026 was 74.9°F. The highest and lowest sea temperatures during the month were 78.1°F and 73.6°F.
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| Yongpyong |
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| Yongpyong |
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Monthly sea water temperature in Yongpyong, °F
Which South Korea resorts have warmest sea in September?
| Place name | September 2026 | September 2025 |
|---|---|---|
| Jeju | 79.1°F | 82.5°F |
| Busan | 78.9°F | 77.8°F |
| Incheon | 76.9°F | 78.3°F |
| Seoul | 75.8°F | 76.6°F |
| Yongpyong | 74.9°F | 76.5°F |
Best time for vacation in Yongpyong
Yongpyong on a weather map
Places in South Korea:
Name
°F
24 Hours Forecast
Yongpyong
Local time: 23:08
October 07, wednesday
0000

52°F
NE
8 mph
8 mph
0300

50°F
NE
7 mph
7 mph
0600

50°F
NE
6 mph
6 mph
0900

57°F
S
2 mph
2 mph
1200

61°F
SW
6 mph
6 mph
1500

61°F
SW
6 mph
6 mph
1800

55°F
NW
2 mph
2 mph
2100

54°F
NE
5 mph
5 mph

























