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September weather forecast in Upper Marlboro
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
+27
+23
1 September, sun
+27
+23
Feels like
+29
758 mmHg
64%
4
m/s
S
1 September, Sunday. day, 27°; night, 23°; partly cloudy
2
+27
+23
2 September, mon
+27
+23
Feels like
+28
756 mmHg
62%
3.9
m/s
N
2 September, Monday. day, 27°; night, 23°; clear
3
+27
+23
3 September, tue
+27
+23
Feels like
+28
757 mmHg
60%
4.6
m/s
N
3 September, Tuesday. day, 27°; night, 23°; clear
4
+28
+23
4 September, wed
+28
+23
Feels like
+29
758 mmHg
61%
4.5
m/s
S
4 September, Wednesday. day, 28°; night, 23°; partly cloudy
5
+26
+22
5 September, thu
+26
+22
Feels like
+27
759 mmHg
68%
5
m/s
E
5 September, Thursday. day, 26°; night, 22°; rain
6
+26
+21
6 September, fri
+26
+21
Feels like
+27
757 mmHg
69%
5
m/s
W
6 September, Friday. day, 26°; night, 21°; clear
7
+27
+22
7 September, sat
+27
+22
Feels like
+28
757 mmHg
63%
4.5
m/s
SW
7 September, Saturday. day, 27°; night, 22°; partly cloudy
8
+26
+22
8 September, sun
+26
+22
Feels like
+27
758 mmHg
67%
5.1
m/s
NE
8 September, Sunday. day, 26°; night, 22°; partly cloudy
9
+25
+21
9 September, mon
+25
+21
Feels like
+26
758 mmHg
68%
4.8
m/s
NW
9 September, Monday. day, 25°; night, 21°; clear
10
+25
+21
10 September, tue
+25
+21
Feels like
+26
758 mmHg
64%
5
m/s
NW
10 September, Tuesday. day, 25°; night, 21°; partly cloudy
11
+24
+21
11 September, wed
+24
+21
Feels like
+24
758 mmHg
68%
4.5
m/s
SE
11 September, Wednesday. day, 24°; night, 21°; clear
12
+24
+19
12 September, thu
+24
+19
Feels like
+24
758 mmHg
67%
4.6
m/s
NW
12 September, Thursday. day, 24°; night, 19°; partly cloudy
13
+25
+20
13 September, fri
+25
+20
Feels like
+25
759 mmHg
61%
5
m/s
W
13 September, Friday. day, 25°; night, 20°; clear
14
+26
+20
14 September, sat
+26
+20
Feels like
+27
759 mmHg
61%
4.3
m/s
SW
14 September, Saturday. day, 26°; night, 20°; clear
15
+24
+21
15 September, sun
+24
+21
Feels like
+24
760 mmHg
62%
4.9
m/s
N
15 September, Sunday. day, 24°; night, 21°; partly cloudy
16
+22
+19
16 September, mon
+22
+19
Feels like
+21
762 mmHg
62%
4.3
m/s
NE
16 September, Monday. day, 22°; night, 19°; partly cloudy
17
+22
+17
17 September, tue
+22
+17
Feels like
+23
761 mmHg
68%
4.1
m/s
E
17 September, Tuesday. day, 22°; night, 17°; partly cloudy
18
+24
+19
18 September, wed
+24
+19
Feels like
+24
759 mmHg
68%
4.6
m/s
SE
18 September, Wednesday. day, 24°; night, 19°; clear
19
+23
+20
19 September, thu
+23
+20
Feels like
+23
760 mmHg
64%
4.5
m/s
NE
19 September, Thursday. day, 23°; night, 20°; partly cloudy
20
+23
+18
20 September, fri
+23
+18
Feels like
+24
759 mmHg
70%
4.5
m/s
E
20 September, Friday. day, 23°; night, 18°; clear
21
+24
+20
21 September, sat
+24
+20
Feels like
+25
760 mmHg
67%
4.1
m/s
N
21 September, Saturday. day, 24°; night, 20°; partly cloudy
22
+25
+20
22 September, sun
+25
+20
Feels like
+25
760 mmHg
64%
4.5
m/s
NE
22 September, Sunday. day, 25°; night, 20°; partly cloudy
23
+25
+19
23 September, mon
+25
+19
Feels like
+25
761 mmHg
61%
4.3
m/s
NE
23 September, Monday. day, 25°; night, 19°; clear
24
+23
+20
24 September, tue
+23
+20
Feels like
+22
760 mmHg
64%
4.6
m/s
NE
24 September, Tuesday. day, 23°; night, 20°; clear
25
+21
+18
25 September, wed
+21
+18
Feels like
+20
760 mmHg
68%
5
m/s
NE
25 September, Wednesday. day, 21°; night, 18°; overcast
26
+24
+19
26 September, thu
+24
+19
Feels like
+24
758 mmHg
75%
5.3
m/s
E
26 September, Thursday. day, 24°; night, 19°; clear
27
+24
+20
27 September, fri
+24
+20
Feels like
+25
756 mmHg
70%
4.8
m/s
SE
27 September, Friday. day, 24°; night, 20°; rain
28
+22
+19
28 September, sat
+22
+19
Feels like
+22
756 mmHg
75%
4.5
m/s
N
28 September, Saturday. day, 22°; night, 19°; rain
29
+22
+19
29 September, sun
+22
+19
Feels like
+21
756 mmHg
74%
5.6
m/s
N
29 September, Sunday. day, 22°; night, 19°; clear
30
+19
+16
30 September, mon
+19
+16
Feels like
+18
757 mmHg
75%
5.4
m/s
N
30 September, Monday. day, 19°; night, 16°; rain
1
+19
+15
1 October, tue
+19
+15
Feels like
+18
758 mmHg
75%
4.8
m/s
N
1 October, Tuesday. day, 19°; night, 15°; overcast
2
+19
+16
2 October, wed
+19
+16
Feels like
+19
758 mmHg
79%
4.5
m/s
NE
2 October, Wednesday. day, 19°; night, 16°; rain
3
+20
+17
3 October, thu
+20
+17
Feels like
+19
759 mmHg
69%
5
m/s
NW
3 October, Thursday. day, 20°; night, 17°; partly cloudy
4
+21
+16
4 October, fri
+21
+16
Feels like
+20
760 mmHg
63%
4.5
m/s
NW
4 October, Friday. day, 21°; night, 16°; clear
5
+22
+16
5 October, sat
+22
+16
Feels like
+21
760 mmHg
64%
4.5
m/s
S
5 October, Saturday. day, 22°; night, 16°; clear
Average data for 10 years
Upper Marlboro September
13
sunny days
4
days with precipitation
13
cloudy days
13 sunny days; 4 days with precipitation; 13 cloudy days;
67
%
air humidity
3.4
m/s
Wind
NE
91
mm of precipitation
(11% of annual average)
air humidity 67%; 91 millimeters of precipitation (11% of annual average); Wind north-easterly 3.4 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
N
N
S
E
W
SW
NE
NW
NW
SE
NW
W
SW
N
NE
E
SE
NE
E
N
NE
NE
NE
NE
E
SE
N
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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