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September weather forecast in Washington
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
31
+29
+20
31 August, sun
+29
+20
Feels like
+25
754 mmHg
69%
3.6
m/s
S
31 August, Sunday. day, 29°; night, 20°; overcast
1
+28
+20
1 September, mon
+28
+20
Feels like
+24
754 mmHg
68%
3.7
m/s
S
1 September, Monday. day, 28°; night, 20°; rain
2
+28
+19
2 September, tue
+28
+19
Feels like
+23
754 mmHg
68%
3.6
m/s
S
2 September, Tuesday. day, 28°; night, 19°; rain
3
+28
+19
3 September, wed
+28
+19
Feels like
+24
754 mmHg
69%
3.3
m/s
S
3 September, Wednesday. day, 28°; night, 19°; partly cloudy
4
+29
+19
4 September, thu
+29
+19
Feels like
+24
754 mmHg
68%
3.5
m/s
S
4 September, Thursday. day, 29°; night, 19°; partly cloudy
5
+28
+19
5 September, fri
+28
+19
Feels like
+23
755 mmHg
66%
3.8
m/s
S
5 September, Friday. day, 28°; night, 19°; rain
6
+28
+19
6 September, sat
+28
+19
Feels like
+22
755 mmHg
69%
4
m/s
SE
6 September, Saturday. day, 28°; night, 19°; clear
7
+28
+18
7 September, sun
+28
+18
Feels like
+23
754 mmHg
70%
3.5
m/s
S
7 September, Sunday. day, 28°; night, 18°; clear
8
+28
+19
8 September, mon
+28
+19
Feels like
+23
753 mmHg
71%
3.6
m/s
S
8 September, Monday. day, 28°; night, 19°; rain
9
+27
+18
9 September, tue
+27
+18
Feels like
+22
754 mmHg
71%
3.6
m/s
S
9 September, Tuesday. day, 27°; night, 18°; overcast
10
+27
+18
10 September, wed
+27
+18
Feels like
+22
755 mmHg
71%
3.6
m/s
S
10 September, Wednesday. day, 27°; night, 18°; clear
11
+26
+18
11 September, thu
+26
+18
Feels like
+21
755 mmHg
69%
3.5
m/s
S
11 September, Thursday. day, 26°; night, 18°; partly cloudy
12
+26
+17
12 September, fri
+26
+17
Feels like
+21
755 mmHg
70%
3.3
m/s
S
12 September, Friday. day, 26°; night, 17°; clear
13
+27
+18
13 September, sat
+27
+18
Feels like
+21
754 mmHg
71%
3.6
m/s
S
13 September, Saturday. day, 27°; night, 18°; clear
14
+26
+18
14 September, sun
+26
+18
Feels like
+21
755 mmHg
69%
3.8
m/s
SW
14 September, Sunday. day, 26°; night, 18°; partly cloudy
15
+26
+18
15 September, mon
+26
+18
Feels like
+20
755 mmHg
68%
3.8
m/s
S
15 September, Monday. day, 26°; night, 18°; clear
16
+25
+16
16 September, tue
+25
+16
Feels like
+19
756 mmHg
70%
3.5
m/s
S
16 September, Tuesday. day, 25°; night, 16°; overcast
17
+24
+16
17 September, wed
+24
+16
Feels like
+19
755 mmHg
73%
3.6
m/s
S
17 September, Wednesday. day, 24°; night, 16°; rain
18
+25
+16
18 September, thu
+25
+16
Feels like
+20
754 mmHg
73%
4
m/s
S
18 September, Thursday. day, 25°; night, 16°; overcast
19
+25
+16
19 September, fri
+25
+16
Feels like
+19
755 mmHg
69%
3.9
m/s
S
19 September, Friday. day, 25°; night, 16°; clear
20
+25
+15
20 September, sat
+25
+15
Feels like
+19
755 mmHg
70%
3.5
m/s
S
20 September, Saturday. day, 25°; night, 15°; clear
21
+26
+16
21 September, sun
+26
+16
Feels like
+19
755 mmHg
69%
3.5
m/s
S
21 September, Sunday. day, 26°; night, 16°; clear
22
+25
+17
22 September, mon
+25
+17
Feels like
+20
754 mmHg
72%
4.1
m/s
S
22 September, Monday. day, 25°; night, 17°; rain
23
+24
+16
23 September, tue
+24
+16
Feels like
+18
755 mmHg
67%
4.3
m/s
SW
23 September, Tuesday. day, 24°; night, 16°; clear
24
+24
+15
24 September, wed
+24
+15
Feels like
+18
755 mmHg
68%
3.9
m/s
S
24 September, Wednesday. day, 24°; night, 15°; partly cloudy
25
+23
+15
25 September, thu
+23
+15
Feels like
+17
755 mmHg
73%
3.6
m/s
S
25 September, Thursday. day, 23°; night, 15°; overcast
26
+23
+16
26 September, fri
+23
+16
Feels like
+18
754 mmHg
74%
4
m/s
SE
26 September, Friday. day, 23°; night, 16°; overcast
27
+24
+16
27 September, sat
+24
+16
Feels like
+19
754 mmHg
75%
4
m/s
S
27 September, Saturday. day, 24°; night, 16°; rain
28
+24
+16
28 September, sun
+24
+16
Feels like
+19
753 mmHg
75%
4.5
m/s
S
28 September, Sunday. day, 24°; night, 16°; rain
29
+22
+15
29 September, mon
+22
+15
Feels like
+17
754 mmHg
72%
4.3
m/s
S
29 September, Monday. day, 22°; night, 15°; rain
30
+21
+13
30 September, tue
+21
+13
Feels like
+15
754 mmHg
72%
4
m/s
S
30 September, Tuesday. day, 21°; night, 13°; rain
1
+22
+13
1 October, wed
+22
+13
Feels like
+15
755 mmHg
73%
3.8
m/s
S
1 October, Wednesday. day, 22°; night, 13°; rain
2
+22
+13
2 October, thu
+22
+13
Feels like
+16
755 mmHg
73%
3.8
m/s
S
2 October, Thursday. day, 22°; night, 13°; clear
3
+23
+14
3 October, fri
+23
+14
Feels like
+16
755 mmHg
74%
3.6
m/s
S
3 October, Friday. day, 23°; night, 14°; clear
4
+23
+15
4 October, sat
+23
+15
Feels like
+17
755 mmHg
75%
3.8
m/s
S
4 October, Saturday. day, 23°; night, 15°; rain
Average data for 10 years
Washington September
10
sunny days
10
days with precipitation
8
cloudy days
10 sunny days; 10 days with precipitation; 8 cloudy days;
70
%
air humidity
2.6
m/s
Wind
S
115
mm of precipitation
(11% of annual average)
air humidity 70%; 115 millimeters of precipitation (11% of annual average); Wind southerly 2.6 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
S
S
S
S
S
SE
S
S
S
S
S
S
S
SW
S
S
S
S
S
S
S
S
SW
S
S
SE
S
S
S
S
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
Cities near you
New York
Philadelphia
Pittsburgh
Jamaica
Brooklyn
Roanoke
Atlantic City
Richmond
Raleigh
Cities with similar weather in September
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Budva
Madrid
Venice
Beijing
Dushanbe
Thessaloniki
Samarkand
