Measurements:
°C
°F
CURRENT WEATHER
10:58
Incheon
86°F
NE 7 mph
Feels like: 92°F
Precip: 16%
World Resorts South Korea Incheon Weather

7 Day Weather Forecast

08.19
wed
DAY
86°F
NE 7 mph
precip
16%
NIGHT
82°F
NE 1 mph
precip
22%
08.20
thu
DAY
80°F
E 2 mph
precip
24%
NIGHT
76°F
SW 4 mph
precip
28%
08.21
fri
DAY
84°F
N 8 mph
precip
24%
NIGHT
78°F
S 1 mph
precip
11%
08.22
sat
DAY
80°F
SW 2 mph
precip
24%
NIGHT
80°F
S 2 mph
precip
17%
08.23
sun
DAY
84°F
S 3 mph
precip
8%
NIGHT
80°F
S 3 mph
precip
8%
08.24
mon
DAY
90°F
E 7 mph
precip
14%
NIGHT
82°F
E 2 mph
precip
10%
08.25
tue
DAY
90°F
E 9 mph
precip
14%
NIGHT
82°F
SE 2 mph
precip
11%

Incheon Sea Water Temperature in August, °F

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Incheon was 28.3°F. The maximum and minimum values were 26.8°F and 29.8°F respectively.

Incheon on the Weather Map

Best Time to Visit Incheon
The most sunny months:
May 19 days
October 18 days
March 18 days
The most warm months:
August 88.2 °F
July 85.3 °F
September 81.7 °F
Warmest sea temperature:
August 82.3 °F
September 78.2 °F
July 77.6 °F
The most cold months:
January 31.8 °F
February 36.2 °F
December 36.6 °F
The most rainy months:
July 10 days
August 8 days
June 4 days
The most windy months:
December 11 mph
November 10 mph
January 10 mph
more details