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September weather forecast in Charlston
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
1
+28
+22
1 September, sun
+28
+22
Feels like
+29
738 mmHg
62%
4
m/s
SW
1 September, Sunday. day, 28°; night, 22°; clear
2
+28
+20
2 September, mon
+28
+20
Feels like
+29
737 mmHg
57%
4
m/s
E
2 September, Monday. day, 28°; night, 20°; clear
3
+27
+20
3 September, tue
+27
+20
Feels like
+27
738 mmHg
56%
4
m/s
NE
3 September, Tuesday. day, 27°; night, 20°; clear
4
+25
+20
4 September, wed
+25
+20
Feels like
+26
738 mmHg
61%
3.7
m/s
S
4 September, Wednesday. day, 25°; night, 20°; rain
5
+26
+19
5 September, thu
+26
+19
Feels like
+26
738 mmHg
56%
3.7
m/s
NE
5 September, Thursday. day, 26°; night, 19°; partly cloudy
6
+26
+19
6 September, fri
+26
+19
Feels like
+26
738 mmHg
56%
3.7
m/s
W
6 September, Friday. day, 26°; night, 19°; clear
7
+26
+20
7 September, sat
+26
+20
Feels like
+26
738 mmHg
57%
3.4
m/s
SW
7 September, Saturday. day, 26°; night, 20°; partly cloudy
8
+25
+20
8 September, sun
+25
+20
Feels like
+26
738 mmHg
61%
3.7
m/s
E
8 September, Sunday. day, 25°; night, 20°; partly cloudy
9
+24
+18
9 September, mon
+24
+18
Feels like
+25
739 mmHg
63%
3.7
m/s
SE
9 September, Monday. day, 24°; night, 18°; clear
10
+24
+19
10 September, tue
+24
+19
Feels like
+23
739 mmHg
63%
4.1
m/s
E
10 September, Tuesday. day, 24°; night, 19°; partly cloudy
11
+23
+18
11 September, wed
+23
+18
Feels like
+23
739 mmHg
67%
4
m/s
NE
11 September, Wednesday. day, 23°; night, 18°; partly cloudy
12
+23
+17
12 September, thu
+23
+17
Feels like
+23
739 mmHg
63%
4.1
m/s
W
12 September, Thursday. day, 23°; night, 17°; clear
13
+24
+17
13 September, fri
+24
+17
Feels like
+24
740 mmHg
57%
3.7
m/s
SE
13 September, Friday. day, 24°; night, 17°; clear
14
+25
+18
14 September, sat
+25
+18
Feels like
+24
740 mmHg
55%
3.7
m/s
SW
14 September, Saturday. day, 25°; night, 18°; clear
15
+23
+18
15 September, sun
+23
+18
Feels like
+22
741 mmHg
60%
4.1
m/s
N
15 September, Sunday. day, 23°; night, 18°; partly cloudy
16
+23
+17
16 September, mon
+23
+17
Feels like
+23
740 mmHg
61%
3.7
m/s
E
16 September, Monday. day, 23°; night, 17°; rain
17
+24
+17
17 September, tue
+24
+17
Feels like
+24
740 mmHg
61%
3.9
m/s
SE
17 September, Tuesday. day, 24°; night, 17°; clear
18
+25
+18
18 September, wed
+25
+18
Feels like
+25
738 mmHg
62%
4.3
m/s
SE
18 September, Wednesday. day, 25°; night, 18°; clear
19
+23
+18
19 September, thu
+23
+18
Feels like
+23
740 mmHg
67%
3.9
m/s
E
19 September, Thursday. day, 23°; night, 18°; clear
20
+25
+18
20 September, fri
+25
+18
Feels like
+25
738 mmHg
62%
4.5
m/s
SE
20 September, Friday. day, 25°; night, 18°; clear
21
+24
+18
21 September, sat
+24
+18
Feels like
+24
740 mmHg
58%
4.1
m/s
E
21 September, Saturday. day, 24°; night, 18°; clear
22
+24
+18
22 September, sun
+24
+18
Feels like
+24
740 mmHg
56%
4
m/s
NE
22 September, Sunday. day, 24°; night, 18°; clear
23
+24
+17
23 September, mon
+24
+17
Feels like
+23
741 mmHg
52%
3.7
m/s
NE
23 September, Monday. day, 24°; night, 17°; partly cloudy
24
+23
+18
24 September, tue
+23
+18
Feels like
+23
740 mmHg
60%
3.7
m/s
NE
24 September, Tuesday. day, 23°; night, 18°; clear
25
+23
+17
25 September, wed
+23
+17
Feels like
+22
739 mmHg
64%
4.4
m/s
E
25 September, Wednesday. day, 23°; night, 17°; clear
26
+24
+17
26 September, thu
+24
+17
Feels like
+24
737 mmHg
63%
4.5
m/s
N
26 September, Thursday. day, 24°; night, 17°; rain
27
+21
+17
27 September, fri
+21
+17
Feels like
+21
736 mmHg
67%
4.1
m/s
SW
27 September, Friday. day, 21°; night, 17°; partly cloudy
28
+21
+16
28 September, sat
+21
+16
Feels like
+20
736 mmHg
69%
4.3
m/s
W
28 September, Saturday. day, 21°; night, 16°; clear
29
+19
+16
29 September, sun
+19
+16
Feels like
+18
737 mmHg
70%
4
m/s
N
29 September, Sunday. day, 19°; night, 16°; partly cloudy
30
+18
+13
30 September, mon
+18
+13
Feels like
+16
738 mmHg
67%
4.5
m/s
N
30 September, Monday. day, 18°; night, 13°; partly cloudy
1
+18
+14
1 October, tue
+18
+14
Feels like
+17
737 mmHg
64%
4.6
m/s
NE
1 October, Tuesday. day, 18°; night, 14°; partly cloudy
2
+19
+13
2 October, wed
+19
+13
Feels like
+18
738 mmHg
70%
4
m/s
SW
2 October, Wednesday. day, 19°; night, 13°; partly cloudy
3
+19
+14
3 October, thu
+19
+14
Feels like
+18
740 mmHg
66%
3.7
m/s
W
3 October, Thursday. day, 19°; night, 14°; clear
4
+20
+14
4 October, fri
+20
+14
Feels like
+19
740 mmHg
58%
3.5
m/s
E
4 October, Friday. day, 20°; night, 14°; clear
5
+22
+15
5 October, sat
+22
+15
Feels like
+21
739 mmHg
56%
4.5
m/s
SE
5 October, Saturday. day, 22°; night, 15°; partly cloudy
Average data for 10 years
Charlston September
17
sunny days
3
days with precipitation
10
cloudy days
17 sunny days; 3 days with precipitation; 10 cloudy days;
62
%
air humidity
2.9
m/s
Wind
E
40
mm of precipitation
(5% of annual average)
air humidity 62%; 40 millimeters of precipitation (5% of annual average); Wind easterly 2.9 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SW
E
NE
S
NE
W
SW
E
SE
E
NE
W
SE
SW
N
E
SE
SE
E
SE
E
NE
NE
NE
E
N
SW
W
N
N
1
Average data for 10 years
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Daytime temperature
Night-time temperature
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