World Resorts South Korea Seoul Weather

Seoul Sea Temperature in July

Average sea water temperature in July:
+74.7°F
Minimum sea water temperature in July: 82.6°F
Maximum sea water temperature in July: 66.9°F

Daily sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 78.0°F. The highest and lowest sea temperatures during the month were 82.2°F and 73.4°F.

Monthly sea water temperature in Seoul, °F

Which South Korea resorts have warmest sea in July?

Place name July 2025 July 2024
Jeju 80.2°F 78.1°F
Incheon 78.3°F 76.0°F
Seoul 78.0°F 75.7°F
Busan 76.8°F 73.8°F
Yongpyong 76.0°F 74.1°F

Best time for vacation in Seoul

Sunniest months:
May 19 days
October 18 days
March 17 days
Warmest months:
August 87.0 °F
July 85.9 °F
June 82.2 °F
Warmest sea temp:
August 78.7 °F
September 74.9 °F
July 74.7 °F
Coldest months:
January 32.8 °F
December 36.0 °F
February 38.2 °F
Rainiest months:
July 11 days
August 8 days
June 5 days
Windiest months:
April 7.2 mph
March 7.2 mph
May 6.5 mph

Seoul on a weather map

Current weather
11:13
Seoul
+23°F
SE 15 mph
Feels like: +10°F
Precip.: 0%
Places in South Korea:
Name
°F
Yongpyong
+25°F
Incheon
+25°F
Muju
+32°F
Busan
+45°F
Seoul
+23°F
Jeju
+46°F
24 Hours Forecast
Seoul
Local time: 11:13
January 13, tuesday
1200
23°F
SE
15 mph
1500
23°F
SE
15 mph
1800
19°F
SE
12 mph
2100
18°F
SE
9 mph
January 14, wednesday
0000
16°F
SE
7 mph
0300
16°F
SE
3 mph
0600
16°F
E
1 mph
0900
18°F
W
1 mph
Units of measurement: °C / °F