17.07
fri
fri
Day
81°F
NE 4 mph
Precip.
11%
11%
Night
73°F
NW 11 mph
Precip.
60%
60%
18.07
sat
sat
Day
73°F
W 8 mph
Precip.
80%
80%
Night
72°F
SW 6 mph
Precip.
40%
40%
19.07
sun
sun
Day
77°F
NW 2 mph
Precip.
31%
31%
Night
75°F
N 2 mph
Precip.
29%
29%
20.07
mon
mon
Day
77°F
NE 5 mph
Precip.
18%
18%
Night
75°F
E 1 mph
Precip.
11%
11%
21.07
tue
tue
Day
81°F
NE 6 mph
Precip.
5%
5%
Night
77°F
N 2 mph
Precip.
10%
10%
22.07
wed
wed
Day
81°F
NE 6 mph
Precip.
37%
37%
Night
77°F
N 9 mph
Precip.
62%
62%
23.07
thu
thu
Day
75°F
NE 14 mph
Precip.
86%
86%
Night
73°F
SE 2 mph
Precip.
44%
44%
24.07
fri
fri
Day
77°F
N 4 mph
Precip.
14%
14%
Night
75°F
N 6 mph
Precip.
38%
38%
25.07
sat
sat
Day
79°F
NE 7 mph
Precip.
22%
22%
Night
77°F
NE 4 mph
Precip.
13%
13%
26.07
sun
sun
Day
82°F
E 4 mph
Precip.
6%
6%
Night
77°F
NE 1 mph
Precip.
9%
9%
27.07
mon
mon
Day
82°F
NE 6 mph
Precip.
5%
5%
Night
79°F
E 1 mph
Precip.
9%
9%
28.07
tue
tue
Day
84°F
E 5 mph
Precip.
5%
5%
Night
81°F
SE 2 mph
Precip.
9%
9%
29.07
wed
wed
Day
86°F
E 6 mph
Precip.
4%
4%
Night
79°F
E 5 mph
Precip.
9%
9%
30.07
thu
thu
Day
81°F
NE 9 mph
Precip.
9%
9%
Night
77°F
E 6 mph
Precip.
13%
13%
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
Incheon on a weather map
Places in South Korea:
Name
°F
24 Hours Forecast
Incheon
Local time: 22:19
July 18, saturday
0000
73°F
NW
11 mph
11 mph
0300
75°F
N
17 mph
17 mph
0600
73°F
E
4 mph
4 mph
0900
73°F
W
9 mph
9 mph
1200
73°F
W
8 mph
8 mph
1500
72°F
W
9 mph
9 mph
1800
72°F
W
7 mph
7 mph
2100
72°F
W
6 mph
6 mph
