10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
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
1
+22
+18
1 September, sun
+22
+18
Feels like
+17
671 mmHg
23%
6
m/s
SE
1 September, Sunday. day, 22°; night, 18°; clear
2
+22
+18
2 September, mon
+22
+18
Feels like
+18
671 mmHg
21%
5.5
m/s
S
2 September, Monday. day, 22°; night, 18°; clear
3
+22
+17
3 September, tue
+22
+17
Feels like
+17
670 mmHg
23%
5.4
m/s
S
3 September, Tuesday. day, 22°; night, 17°; clear
4
+21
+16
4 September, wed
+21
+16
Feels like
+16
670 mmHg
23%
5.1
m/s
S
4 September, Wednesday. day, 21°; night, 16°; clear
5
+21
+18
5 September, thu
+21
+18
Feels like
+17
671 mmHg
25%
4.9
m/s
S
5 September, Thursday. day, 21°; night, 18°; clear
6
+22
+17
6 September, fri
+22
+17
Feels like
+16
671 mmHg
25%
6.1
m/s
S
6 September, Friday. day, 22°; night, 17°; clear
7
+21
+17
7 September, sat
+21
+17
Feels like
+17
670 mmHg
31%
6
m/s
S
7 September, Saturday. day, 21°; night, 17°; clear
8
+23
+18
8 September, sun
+23
+18
Feels like
+19
671 mmHg
25%
5.4
m/s
SE
8 September, Sunday. day, 23°; night, 18°; clear
9
+23
+18
9 September, mon
+23
+18
Feels like
+19
671 mmHg
23%
5.1
m/s
SE
9 September, Monday. day, 23°; night, 18°; clear
10
+23
+18
10 September, tue
+23
+18
Feels like
+19
671 mmHg
23%
4.5
m/s
SE
10 September, Tuesday. day, 23°; night, 18°; clear
11
+22
+18
11 September, wed
+22
+18
Feels like
+18
671 mmHg
25%
4.5
m/s
S
11 September, Wednesday. day, 22°; night, 18°; clear
12
+21
+16
12 September, thu
+21
+16
Feels like
+16
670 mmHg
28%
5.3
m/s
S
12 September, Thursday. day, 21°; night, 16°; clear
13
+19
+15
13 September, fri
+19
+15
Feels like
+15
670 mmHg
37%
5
m/s
SW
13 September, Friday. day, 19°; night, 15°; clear
14
+20
+15
14 September, sat
+20
+15
Feels like
+16
671 mmHg
37%
5.3
m/s
S
14 September, Saturday. day, 20°; night, 15°; clear
15
+20
+15
15 September, sun
+20
+15
Feels like
+15
671 mmHg
28%
5.1
m/s
S
15 September, Sunday. day, 20°; night, 15°; clear
16
+19
+15
16 September, mon
+19
+15
Feels like
+15
671 mmHg
31%
5.8
m/s
S
16 September, Monday. day, 19°; night, 15°; clear
17
+20
+15
17 September, tue
+20
+15
Feels like
+16
671 mmHg
34%
5.5
m/s
S
17 September, Tuesday. day, 20°; night, 15°; clear
18
+20
+16
18 September, wed
+20
+16
Feels like
+15
671 mmHg
34%
6
m/s
S
18 September, Wednesday. day, 20°; night, 16°; clear
19
+20
+15
19 September, thu
+20
+15
Feels like
+16
671 mmHg
31%
5.5
m/s
S
19 September, Thursday. day, 20°; night, 15°; clear
20
+18
+13
20 September, fri
+18
+13
Feels like
+14
670 mmHg
41%
6
m/s
S
20 September, Friday. day, 18°; night, 13°; clear
21
+18
+13
21 September, sat
+18
+13
Feels like
+14
670 mmHg
36%
5.5
m/s
S
21 September, Saturday. day, 18°; night, 13°; clear
22
+19
+14
22 September, sun
+19
+14
Feels like
+15
671 mmHg
33%
5.4
m/s
NE
22 September, Sunday. day, 19°; night, 14°; clear
23
+20
+14
23 September, mon
+20
+14
Feels like
+15
672 mmHg
27%
6
m/s
SE
23 September, Monday. day, 20°; night, 14°; clear
24
+19
+14
24 September, tue
+19
+14
Feels like
+14
672 mmHg
33%
6
m/s
SE
24 September, Tuesday. day, 19°; night, 14°; clear
25
+20
+15
25 September, wed
+20
+15
Feels like
+16
671 mmHg
31%
5.9
m/s
E
25 September, Wednesday. day, 20°; night, 15°; clear
26
+21
+16
26 September, thu
+21
+16
Feels like
+16
671 mmHg
31%
4.9
m/s
SE
26 September, Thursday. day, 21°; night, 16°; clear
27
+20
+16
27 September, fri
+20
+16
Feels like
+16
671 mmHg
28%
5
m/s
S
27 September, Friday. day, 20°; night, 16°; clear
28
+20
+16
28 September, sat
+20
+16
Feels like
+15
671 mmHg
28%
5.6
m/s
S
28 September, Saturday. day, 20°; night, 16°; clear
29
+18
+14
29 September, sun
+18
+14
Feels like
+14
671 mmHg
37%
4.6
m/s
SE
29 September, Sunday. day, 18°; night, 14°; clear
30
+18
+12
30 September, mon
+18
+12
Feels like
+13
672 mmHg
37%
6.1
m/s
SE
30 September, Monday. day, 18°; night, 12°; clear
1
+18
+12
1 October, tue
+18
+12
Feels like
+13
671 mmHg
31%
5.9
m/s
S
1 October, Tuesday. day, 18°; night, 12°; clear
2
+14
+9
2 October, wed
+14
+9
Feels like
+9
669 mmHg
41%
7
m/s
SE
2 October, Wednesday. day, 14°; night, 9°; rain
3
+13
+9
3 October, thu
+13
+9
Feels like
+9
669 mmHg
52%
6
m/s
SE
3 October, Thursday. day, 13°; night, 9°; clear
4
+14
+9
4 October, fri
+14
+9
Feels like
+10
670 mmHg
51%
5.8
m/s
SE
4 October, Friday. day, 14°; night, 9°; clear
5
+15
+10
5 October, sat
+15
+10
Feels like
+11
672 mmHg
46%
4.5
m/s
SE
5 October, Saturday. day, 15°; night, 10°; clear
Average data for 10 years
Washington September
30
sunny days
0
days with precipitation
0
cloudy days
30 sunny days; 0 days with precipitation; 0 cloudy days;
28
%
air humidity
3.9
m/s
Wind
SE
8
mm of precipitation
(1% of annual average)
air humidity 28%; 8 millimeters of precipitation (1% of annual average); Wind south-easterly 3.9 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SE
S
S
S
S
S
S
SE
SE
SE
S
S
SW
S
S
S
S
S
S
S
S
NE
SE
SE
E
SE
S
S
SE
SE
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
San Francisco
Sacramento
San Jose
Oakland
Palo Alto
South San Francisco
Burlingame
Cupertino
Concord
Cities with similar weather in September
Burgas
Tivat
The Sunny Beach
Belgrade
Verona
Porto
Pomorie
Herceg Novi
