World Resorts South Korea Incheon Weather

Incheon 7 Days Forecast

27.06
sat
Day
79°F
SE 6 mph
Precip.
2%
Night
73°F
E 4 mph
Precip.
7%
28.06
sun
Day
77°F
NE 8 mph
Precip.
4%
Night
72°F
E 6 mph
Precip.
7%
29.06
mon
Day
77°F
E 6 mph
Precip.
3%
Night
73°F
E 5 mph
Precip.
7%
30.06
tue
Day
79°F
NE 4 mph
Precip.
3%
Night
72°F
NE 6 mph
Precip.
11%
01.07
wed
Day
79°F
E 6 mph
Precip.
4%
Night
75°F
S 4 mph
Precip.
6%
02.07
thu
Day
79°F
NE 6 mph
Precip.
3%
Night
72°F
NE 6 mph
Precip.
9%
03.07
fri
Day
77°F
NE 7 mph
Precip.
5%
Night
72°F
NE 5 mph
Precip.
9%

Sea water temperature in June, °F

Show year:
2026
2025
2024

The average sea water temperature in June of 2026 was 69.5°F. The highest and lowest sea temperatures during the month were 73.2°F and 66.4°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 78.3°F. The highest and lowest sea temperatures during the month were 83.3°F and 74.5°F.

Air temperature in Incheon, °F

Precipitation total in Incheon, in.

* Charts above show average data for the last 3 years.

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
11:06
Incheon
+79°F
SE 6 mph
Feels like: +81°F
Precip.: 2%
Places in South Korea:
Name
°F
Yongpyong
+73°F
Incheon
+79°F
Muju
+82°F
Busan
+72°F
Seoul
+88°F
Jeju
+73°F
24 Hours Forecast
Incheon
Local time: 11:06
June 27, saturday
1200
79°F
SE
6 mph
1500
79°F
E
11 mph
1800
77°F
E
11 mph
2100
73°F
E
7 mph
June 28, sunday
0000
73°F
E
4 mph
0300
72°F
NE
3 mph
0600
72°F
N
5 mph
0900
73°F
N
6 mph
Units of measurement: °C / °F