Average sea water temperature in October:
+71.2°F
| Minimum sea water temperature in October: | 78.8°F |
| Maximum sea water temperature in October: | 63.9°F |
Daily sea water temperature in October, °F
Show year:
2025
2024
2023
The average sea water temperature in October of 2025 was 73.5°F. The highest and lowest sea temperatures during the month were 75.9°F and 69.8°F.
Monthly sea water temperature in Busan, °F
Which South Korea resorts have warmest sea in October?
| Place name | October 2025 | October 2024 |
|---|---|---|
| Jeju | 78.0°F | 75.6°F |
| Busan | 73.5°F | 74.0°F |
| Incheon | 68.4°F | 69.6°F |
| Seoul | 67.7°F | 68.4°F |
| Yongpyong | 67.6°F | 69.5°F |
Best time for vacation in Busan
Busan on a weather map
Places in South Korea:
Name
°F
24 Hours Forecast
Busan
Local time: 19:46
December 20, saturday
2100

59°F
E
6 mph
6 mph
December 21, sunday
0000

57°F
E
7 mph
7 mph
0300

55°F
SE
11 mph
11 mph
0600

50°F
SE
14 mph
14 mph
0900

46°F
SE
15 mph
15 mph
1200

45°F
SE
16 mph
16 mph
1500

45°F
SE
14 mph
14 mph
1800

41°F
SE
11 mph
11 mph


























