World Resorts South Korea Incheon Weather

Incheon 7 Days Forecast

07.08
fri
Day
88°F
E 5 mph
Precip.
5%
Night
86°F
S 6 mph
Precip.
8%
08.08
sat
Day
90°F
W 12 mph
Precip.
3%
Night
77°F
W 13 mph
Precip.
5%
09.08
sun
Day
84°F
W 19 mph
Precip.
4%
Night
77°F
SW 17 mph
Precip.
7%
10.08
mon
Day
82°F
W 21 mph
Precip.
3%
Night
75°F
W 20 mph
Precip.
6%
11.08
tue
Day
79°F
W 23 mph
Precip.
13%
Night
79°F
W 23 mph
Precip.
16%
12.08
wed
Day
86°F
W 27 mph
Precip.
8%
Night
81°F
W 23 mph
Precip.
17%
13.08
thu
Day
79°F
NW 17 mph
Precip.
75%
Night
79°F
W 16 mph
Precip.
12%

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 82.0°F. The highest and lowest sea temperatures during the month were 83.8°F and 80.4°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 81.8 °F
September 78.6 °F
Warmest sea temp:
August 79.1 °F
September 75.4 °F
July 74.8 °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
00:27
Incheon
+84°F
S 4 mph
Feels like: +91°F
Precip.: 9%
Places in South Korea:
Name
°F
Yongpyong
+72°F
Incheon
+84°F
Muju
+72°F
Busan
+79°F
Seoul
+88°F
Jeju
+81°F
24 Hours Forecast
Incheon
Local time: 00:27
August 07, friday
0300
82°F
SW
2 mph
0600
82°F
NW
3 mph
0900
84°F
NW
2 mph
1200
88°F
E
5 mph
1500
86°F
E
11 mph
1800
88°F
E
8 mph
2100
84°F
SE
5 mph
August 08, saturday
0000
86°F
S
6 mph
Units of measurement: °C / °F