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September weather forecast in Portsmouth
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
740 mmHg
60%
4.5
m/s
NW
1 September, Sunday. day, 28°; night, 22°; clear
2
+28
+22
2 September, mon
+28
+22
Feels like
+28
740 mmHg
55%
4.9
m/s
N
2 September, Monday. day, 28°; night, 22°; clear
3
+27
+21
3 September, tue
+27
+21
Feels like
+28
740 mmHg
56%
4.9
m/s
SE
3 September, Tuesday. day, 27°; night, 21°; clear
4
+26
+20
4 September, wed
+26
+20
Feels like
+26
740 mmHg
55%
4.6
m/s
N
4 September, Wednesday. day, 26°; night, 20°; clear
5
+26
+19
5 September, thu
+26
+19
Feels like
+26
740 mmHg
55%
4.4
m/s
NE
5 September, Thursday. day, 26°; night, 19°; rain
6
+25
+20
6 September, fri
+25
+20
Feels like
+26
741 mmHg
58%
4.3
m/s
NW
6 September, Friday. day, 25°; night, 20°; clear
7
+26
+20
7 September, sat
+26
+20
Feels like
+26
740 mmHg
56%
4.4
m/s
W
7 September, Saturday. day, 26°; night, 20°; clear
8
+25
+20
8 September, sun
+25
+20
Feels like
+25
740 mmHg
61%
4.3
m/s
N
8 September, Sunday. day, 25°; night, 20°; clear
9
+25
+19
9 September, mon
+25
+19
Feels like
+25
741 mmHg
60%
4.6
m/s
NE
9 September, Monday. day, 25°; night, 19°; clear
10
+25
+19
10 September, tue
+25
+19
Feels like
+24
741 mmHg
60%
5.1
m/s
NE
10 September, Tuesday. day, 25°; night, 19°; rain
11
+23
+17
11 September, wed
+23
+17
Feels like
+23
741 mmHg
63%
5
m/s
N
11 September, Wednesday. day, 23°; night, 17°; rain
12
+23
+18
12 September, thu
+23
+18
Feels like
+22
741 mmHg
56%
4.8
m/s
NW
12 September, Thursday. day, 23°; night, 18°; rain
13
+24
+18
13 September, fri
+24
+18
Feels like
+23
742 mmHg
52%
4.4
m/s
E
13 September, Friday. day, 24°; night, 18°; clear
14
+25
+19
14 September, sat
+25
+19
Feels like
+24
742 mmHg
49%
4.5
m/s
NE
14 September, Saturday. day, 25°; night, 19°; clear
15
+22
+18
15 September, sun
+22
+18
Feels like
+21
743 mmHg
58%
4.8
m/s
NE
15 September, Sunday. day, 22°; night, 18°; partly cloudy
16
+23
+17
16 September, mon
+23
+17
Feels like
+23
743 mmHg
56%
4.5
m/s
NE
16 September, Monday. day, 23°; night, 17°; partly cloudy
17
+25
+18
17 September, tue
+25
+18
Feels like
+25
742 mmHg
58%
4.4
m/s
SE
17 September, Tuesday. day, 25°; night, 18°; clear
18
+24
+19
18 September, wed
+24
+19
Feels like
+25
741 mmHg
67%
4.5
m/s
N
18 September, Wednesday. day, 24°; night, 19°; clear
19
+24
+18
19 September, thu
+24
+18
Feels like
+24
741 mmHg
62%
4.5
m/s
E
19 September, Thursday. day, 24°; night, 18°; clear
20
+25
+19
20 September, fri
+25
+19
Feels like
+25
740 mmHg
61%
4.5
m/s
S
20 September, Friday. day, 25°; night, 19°; clear
21
+25
+19
21 September, sat
+25
+19
Feels like
+24
742 mmHg
56%
4.6
m/s
NE
21 September, Saturday. day, 25°; night, 19°; clear
22
+24
+19
22 September, sun
+24
+19
Feels like
+24
743 mmHg
56%
4.6
m/s
NE
22 September, Sunday. day, 24°; night, 19°; clear
23
+24
+17
23 September, mon
+24
+17
Feels like
+24
743 mmHg
51%
4.3
m/s
NE
23 September, Monday. day, 24°; night, 17°; clear
24
+23
+18
24 September, tue
+23
+18
Feels like
+22
742 mmHg
57%
4.5
m/s
NE
24 September, Tuesday. day, 23°; night, 18°; clear
25
+22
+18
25 September, wed
+22
+18
Feels like
+21
741 mmHg
64%
5
m/s
E
25 September, Wednesday. day, 22°; night, 18°; partly cloudy
26
+22
+17
26 September, thu
+22
+17
Feels like
+22
739 mmHg
62%
5
m/s
NE
26 September, Thursday. day, 22°; night, 17°; rain
27
+22
+17
27 September, fri
+22
+17
Feels like
+21
739 mmHg
62%
5
m/s
W
27 September, Friday. day, 22°; night, 17°; partly cloudy
28
+21
+16
28 September, sat
+21
+16
Feels like
+21
738 mmHg
68%
4.6
m/s
W
28 September, Saturday. day, 21°; night, 16°; clear
29
+19
+15
29 September, sun
+19
+15
Feels like
+17
739 mmHg
66%
4.8
m/s
N
29 September, Sunday. day, 19°; night, 15°; partly cloudy
30
+18
+13
30 September, mon
+18
+13
Feels like
+16
740 mmHg
62%
4.9
m/s
N
30 September, Monday. day, 18°; night, 13°; clear
1
+19
+14
1 October, tue
+19
+14
Feels like
+17
739 mmHg
64%
5.3
m/s
NE
1 October, Tuesday. day, 19°; night, 14°; partly cloudy
2
+19
+13
2 October, wed
+19
+13
Feels like
+17
740 mmHg
69%
5.3
m/s
W
2 October, Wednesday. day, 19°; night, 13°; partly cloudy
3
+19
+14
3 October, thu
+19
+14
Feels like
+17
742 mmHg
62%
4.9
m/s
W
3 October, Thursday. day, 19°; night, 14°; partly cloudy
4
+21
+14
4 October, fri
+21
+14
Feels like
+19
743 mmHg
57%
4.3
m/s
NW
4 October, Friday. day, 21°; night, 14°; clear
5
+23
+15
5 October, sat
+23
+15
Feels like
+21
740 mmHg
57%
5.6
m/s
S
5 October, Saturday. day, 23°; night, 15°; partly cloudy
Average data for 10 years
Portsmouth September
20
sunny days
5
days with precipitation
5
cloudy days
20 sunny days; 5 days with precipitation; 5 cloudy days;
58
%
air humidity
3.2
m/s
Wind
NE
42
mm of precipitation
(6% of annual average)
air humidity 58%; 42 millimeters of precipitation (6% of annual average); Wind north-easterly 3.2 Meters per second
Weather graphs for September
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
NW
N
SE
N
NE
NW
W
N
NE
NE
N
NW
E
NE
NE
NE
SE
N
E
S
NE
NE
NE
NE
E
NE
W
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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