World Resorts USA Charleston Weather

Charleston weather in April

Weather in Charleston: April

Average day temperature: 72.4°F
Average night temperature: 61.5°F
Sea water temperature: 66.3°F
Number of sunny days: 16 days
Day length: 12.5 - 13.5 hours
Number of rainy days: 5 days
Precipitation totals: 3.6 in.

Air temperature in April, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
14
28
42
56
70
84
98
Day temperature   
Night temperature

The highest day temperature during April of 2024 was 82°F. At the same time the lowest night temperature was 48°F. Daily and nightly averages during April were 71.5°F and 61.2°F.

Sea water temperature in Charleston in April, °F

Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
58
61
64
67
70
73
76

The average sea water temperature in April of 2024 was 66.5°F. The highest and lowest sea temperatures during the month were 71.1°F and 62.2°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
55%
24%
21%

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

Precipitation total in April, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.1
2.3
3.4
4.5
5.6
6.8
7.9
3.8
1.9
2.2
4.8
6.6
5.4
4.5
3.0
2.6
2.5
1.9
3.8
1.9
2.2
4.8
6.6
5.4
4.5
3.0
3.9
2.6
2.5
1.9

Precipitation total value in Charleston in April is 3.9 in. Other months of the year show relatively similar values.

Wind speed in April, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.6
3.1
4.7
6.3
7.8
9.4
11.0
8.2
8.1
7.9
8.3
7.4
7.7
8.2
8.4
9.1
8.5
8.4
8.2
8.1
7.9
8.3
7.4
7.7
8.2
8.4
9.1
9.1
8.5
8.4

The average wind speed value in April is 9.1 mph It makes April most windy month of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.6
3.3
4.9
6.5
8.2
9.8
11.4
13.1
5.6
6.1
7.3
7.2
7.4
7.5
8.3
8.9
6.9
5.8
5.9
5.6
6.1
7.3
7.2
7.4
7.5
8.3
8.9
9.5
6.9
5.8
5.9

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 April is: 9.5.

Best time for vacation in Charleston

Sunniest months:
April 16 days
October 15 days
May 15 days
Warmest months:
July 89.3 °F
August 87.8 °F
June 86.0 °F
Warmest sea temp:
August 83.7 °F
July 83.6 °F
September 81.2 °F
Coldest months:
January 55.9 °F
February 60.2 °F
December 60.7 °F
Rainiest months:
August 10 days
July 9 days
June 7 days
Windiest months:
March 9.5 mph
April 9.4 mph
February 9.0 mph

Charleston on a weather map

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Places in USA:
Name
°F
+46°F
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+73°F
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+55°F
+55°F
+72°F
+52°F
+72°F
+54°F
+50°F
+72°F
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24 Hours Forecast
Charleston
Local time: 07:59
April 21, monday
0900
70°F
N
7 mph
1200
75°F
N
10 mph
1500
77°F
N
12 mph
1800
75°F
N
10 mph
2100
70°F
N
7 mph
April 22, tuesday
0000
68°F
N
7 mph
0300
66°F
NE
7 mph
0600
66°F
NE
6 mph
Units of measurement: °C / °F