World Resorts South Korea Incheon Weather

Incheon weather in May

Weather in Incheon: May

Average day temperature: 68.1°F
Average night temperature: 59.8°F
Sea water temperature: 57.9°F
Number of sunny days: 19 days
Day length: 13.7 - 14.6 hours
Number of rainy days: 4 days
Precipitation totals: 3.2 in.

Air temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
12
24
36
48
60
72
84
96
Day temperature   
Night temperature

The highest day temperature during May of 2024 was 73°F. At the same time the lowest night temperature was 50°F. Daily and nightly averages during May were 63.9°F and 58.5°F.

Sea water temperature in Incheon in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
50
53
56
59
62
65
68
71

The average sea water temperature in May of 2024 was 61.1°F. The highest and lowest sea temperatures during the month were 65.5°F and 56.1°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
55%
29%
16%

Mostly all days in May are sunny but cloudy days are also possible.

Precipitation total in May, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.7
3.4
5.1
6.8
8.5
10.2
11.9
1.0
2.2
3.3
5.1
9.7
10.0
4.9
2.3
1.6
1.0
2.2
3.3
5.1
9.7
10.0
4.9
4.2
2.3
1.6

Precipitation total value in Incheon in May is 4.2 in. Other months of the year show relatively similar values.

Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.9
3.7
5.6
7.4
9.3
11.2
13.0
10.8
10.3
9.2
8.0
8.1
7.7
7.5
9.5
9.7
10.6
10.2
10.8
10.3
9.2
8.0
8.1
7.7
7.5
9.0
9.5
9.7
10.6
10.2

The average wind speed value in May is 9.0 mph

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.7
3.3
5.0
6.6
8.3
10.0
11.6
5.4
6.5
7.6
7.6
7.0
7.1
9.2
8.8
7.9
7.1
6.1
5.4
6.5
7.6
7.6
7.0
7.1
9.2
9.7
8.8
7.9
7.1
6.1

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 9.7.

Best time for vacation in Incheon

Sunniest months:
October 19 days
May 19 days
March 18 days
Warmest months:
August 84.5 °F
July 82.0 °F
September 78.6 °F
Warmest sea temp:
August 78.8 °F
September 75.2 °F
July 74.4 °F
Coldest months:
January 33.9 °F
February 37.6 °F
December 38.0 °F
Rainiest months:
July 11 days
August 9 days
June 5 days
Windiest months:
December 11.1 mph
November 10.3 mph
February 10.3 mph

Incheon on a weather map

Leaflet | Tiles © Esri
Places in South Korea:
Name
°F
+43°F
+48°F
+45°F
+54°F
+52°F
+54°F
24 Hours Forecast
Incheon
Local time: 22:56
April 09, wednesday
0000
48°F
E
2 mph
0300
48°F
N
8 mph
0600
48°F
NW
5 mph
0900
50°F
NW
5 mph
1200
52°F
N
6 mph
1500
52°F
E
4 mph
1800
54°F
N
5 mph
2100
52°F
SE
2 mph
Units of measurement: °C / °F