World Resorts South Korea Incheon Weather

Incheon 7 Days Forecast

17.07
fri
Day
81°F
NE 4 mph
Precip.
11%
Night
73°F
NW 11 mph
Precip.
60%
18.07
sat
Day
73°F
W 8 mph
Precip.
80%
Night
72°F
SW 6 mph
Precip.
40%
19.07
sun
Day
77°F
NW 2 mph
Precip.
31%
Night
75°F
N 2 mph
Precip.
29%
20.07
mon
Day
77°F
NE 5 mph
Precip.
18%
Night
75°F
E 1 mph
Precip.
11%
21.07
tue
Day
81°F
NE 6 mph
Precip.
5%
Night
77°F
N 2 mph
Precip.
10%
22.07
wed
Day
81°F
NE 6 mph
Precip.
37%
Night
77°F
N 9 mph
Precip.
62%
23.07
thu
Day
75°F
NE 14 mph
Precip.
86%
Night
73°F
SE 2 mph
Precip.
44%

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.

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
22:18
Incheon
+75°F
W 9 mph
Feels like: +79°F
Precip.: 76%
Places in South Korea:
Name
°F
Yongpyong
+64°F
Incheon
+75°F
Muju
+73°F
Busan
+77°F
Seoul
+75°F
Jeju
+79°F
24 Hours Forecast
Incheon
Local time: 22:18
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