World Resorts South Korea Incheon Weather

Incheon Sea Temperature in July

Average sea water temperature in July:
+74.7°F
Minimum sea water temperature in July: 83.3°F
Maximum sea water temperature in July: 66.2°F

Daily sea water temperature in July, °F

Show year:
2026
2025
2024

The average sea water temperature in July of 2026 was 76.6°F. The highest and lowest sea temperatures during the month were 80.8°F and 73.2°F.

Monthly sea water temperature in Incheon, °F

Which South Korea resorts have warmest sea in July?

Place name July 2026 July 2025
Incheon 76.6°F 78.3°F
Seoul 76.1°F 78.0°F
Jeju 75.1°F 80.2°F
Busan 74.5°F 76.8°F
Yongpyong 73.2°F 76.0°F

Best time for vacation in Incheon

Sunniest months:
May 19 days
October 18 days
March 18 days
Warmest months:
August 84.4 °F
July 82.0 °F
September 78.6 °F
Warmest sea temp:
August 79.1 °F
September 75.4 °F
July 74.7 °F
Coldest months:
January 33.6 °F
February 37.6 °F
December 38.0 °F
Rainiest months:
July 10 days
August 8 days
June 4 days
Windiest months:
December 11.1 mph
November 10.3 mph
January 10.3 mph

Incheon on a weather map

Current weather
23:11
Incheon
+73°F
NW 11 mph
Feels like: +77°F
Precip.: 60%
Places in South Korea:
Name
°F
Yongpyong
+64°F
Incheon
+73°F
Muju
+73°F
Busan
+75°F
Seoul
+73°F
Jeju
+75°F
24 Hours Forecast
Incheon
Local time: 23:11
July 18, saturday
0000
73°F
NW
11 mph
0300
75°F
N
17 mph
0600
73°F
E
4 mph
0900
73°F
W
9 mph
1200
73°F
W
8 mph
1500
72°F
W
9 mph
1800
72°F
W
7 mph
2100
72°F
W
6 mph
Units of measurement: °C / °F