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Monthly 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
8
+6
+3
8 December, sun
+6
+3
Feels like
0
740 mmHg
68%
6.1
m/s
SW
8 December, Sunday. day, 6°; night, 3°; overcast
9
+4
+1
9 December, mon
+4
+1
Feels like
−1
743 mmHg
67%
6.8
m/s
W
9 December, Monday. day, 4°; night, 1°; partly cloudy
10
+6
+2
10 December, tue
+6
+2
Feels like
+1
743 mmHg
67%
5.3
m/s
SW
10 December, Tuesday. day, 6°; night, 2°; clear
11
December
+3
−1
11 December, wed
+3
−1
Feels like
−4
743 mmHg
71%
5.7
m/s
W
Climate normal
+4
+1
11 December, Wednesday. day, 3°; night, -1°; sleet
12
+3
−5
12 December, thu
+3
−5
Feels like
−7
753 mmHg
47%
6
m/s
W
Climate normal
+5
+1
12 December, Thursday. day, 3°; night, -5°; mostly clear
13
+5
−3
13 December, fri
+5
−3
Feels like
−3
758 mmHg
64%
1.9
m/s
E
Climate normal
+6
+2
13 December, Friday. day, 5°; night, -3°; overcast
14
+12
+8
14 December, sat
+12
+8
Feels like
+1
758 mmHg
68%
3.4
m/s
SE
Climate normal
+5
+3
14 December, Saturday. day, 12°; night, 8°; overcast
15
+11
+8
15 December, sun
+11
+8
Feels like
+6
751 mmHg
84%
4.6
m/s
S
Climate normal
+5
+2
15 December, Sunday. day, 11°; night, 8°; heavy rain
16
+13
+11
16 December, mon
+13
+11
Feels like
+8
748 mmHg
82%
3.7
m/s
SE
Climate normal
+4
+2
16 December, Monday. day, 13°; night, 11°; partly cloudy
17
+10
+2
17 December, tue
+10
+2
Feels like
+3
747 mmHg
67%
5.9
m/s
SW
Climate normal
+5
+1
17 December, Tuesday. day, 10°; night, 2°; light rain
18
+6
+1
18 December, wed
+6
+1
Feels like
−1
751 mmHg
67%
4.1
m/s
W
Climate normal
+4
+3
18 December, Wednesday. day, 6°; night, 1°; overcast
19
+4
0
19 December, thu
+4
0
Feels like
−3
748 mmHg
69%
4.9
m/s
S
Climate normal
+6
+2
19 December, Thursday. day, 4°; night, 0°; sleet
20
+4
+2
20 December, fri
+4
+2
Feels like
−2
745 mmHg
74%
4.3
m/s
SW
Climate normal
+7
+4
20 December, Friday. day, 4°; night, 2°; partly cloudy
21
+4
+1
21 December, sat
+4
+1
Feels like
−2
745 mmHg
75%
4.7
m/s
W
Climate normal
+7
+5
21 December, Saturday. day, 4°; night, 1°; overcast
22
+3
−2
22 December, sun
+3
−2
Feels like
−5
748 mmHg
72%
5
m/s
NW
Climate normal
+5
+3
22 December, Sunday. day, 3°; night, -2°; overcast
23
+11
+10
23 December, mon
+11
+10
Feels like
+2
743 mmHg
85%
3.6
m/s
S
Climate normal
+6
+2
23 December, Monday. day, 11°; night, 10°; partly cloudy
24
+12
+12
24 December, tue
+12
+12
Feels like
+7
739 mmHg
95%
5.5
m/s
SW
Climate normal
+6
+2
24 December, Tuesday. day, 12°; night, 12°; rain
25
+13
+13
25 December, wed
+13
+13
Feels like
+10
740 mmHg
95%
4.6
m/s
SW
Climate normal
+4
+2
25 December, Wednesday. day, 13°; night, 13°; light rain
26
+15
+12
26 December, thu
+15
+12
Feels like
+11
742 mmHg
90%
3.9
m/s
SW
Climate normal
+7
+3
26 December, Thursday. day, 15°; night, 12°; partly cloudy
27
+14
+12
27 December, fri
+14
+12
Feels like
+7
740 mmHg
90%
7.4
m/s
SE
Climate normal
+4
+3
27 December, Friday. day, 14°; night, 12°; rain
28
+15
+2
28 December, sat
+15
+2
Feels like
+3
737 mmHg
88%
10.5
m/s
S
Climate normal
+4
+2
28 December, Saturday. day, 15°; night, 2°; rain
29
+2
−1
29 December, sun
+2
−1
Feels like
−7
741 mmHg
74%
7.8
m/s
W
Climate normal
+4
+1
29 December, Sunday. day, 2°; night, -1°; partly cloudy
30
+1
−1
30 December, mon
+1
−1
Feels like
−8
741 mmHg
77%
7.4
m/s
W
Climate normal
+5
0
30 December, Monday. day, 1°; night, -1°; partly cloudy
31
+2
−1
31 December, tue
+2
−1
Feels like
−5
739 mmHg
81%
3.7
m/s
SW
Climate normal
+5
0
31 December, Tuesday. day, 2°; night, -1°; partly cloudy
1 January
+2
−11
1 January, wed
+2
−11
Feels like
−10
733 mmHg
78%
9.2
m/s
W
Climate normal
+4
+1
1 January, Wednesday. day, 2°; night, -11°; light snow
2
−9
−11
2 January, thu
−9
−11
Feels like
−21
740 mmHg
63%
10.8
m/s
W
Climate normal
+1
−1
2 January, Thursday. day, -9°; night, -11°; partly cloudy
3
−7
−10
3 January, fri
−7
−10
Feels like
−17
747 mmHg
62%
6.7
m/s
W
Climate normal
+1
−3
3 January, Friday. day, -7°; night, -10°; partly cloudy
4
−5
−10
4 January, sat
−5
−10
Feels like
−15
748 mmHg
51%
5
m/s
W
Climate normal
+4
−1
4 January, Saturday. day, -5°; night, -10°; mostly clear
5
−4
−9
5 January, sun
−4
−9
Feels like
−13
748 mmHg
51%
3.1
m/s
NW
Climate normal
+1
−2
5 January, Sunday. day, -4°; night, -9°; mostly clear
6
−6
−10
6 January, mon
−6
−10
Feels like
−14
749 mmHg
57%
4.2
m/s
NW
Climate normal
+2
−1
6 January, Monday. day, -6°; night, -10°; mostly clear
7
−4
−7
7 January, tue
−4
−7
Feels like
−13
748 mmHg
45%
3.7
m/s
NE
Climate normal
0
−2
7 January, Tuesday. day, -4°; night, -7°; mostly clear
8
−2
−7
8 January, wed
−2
−7
Feels like
−11
745 mmHg
48%
3.8
m/s
NW
Climate normal
+1
−3
8 January, Wednesday. day, -2°; night, -7°; partly cloudy
9
−5
−4
9 January, thu
−5
−4
Feels like
−13
747 mmHg
48%
3.2
m/s
NW
Climate normal
+3
−1
9 January, Thursday. day, -5°; night, -4°; mostly clear
Average data for 10 years
Next, the average data for 10 years
10
+4
0
10 January, fri
+4
0
Feels like
−2
743 mmHg
72%
6.1
m/s
S
10 January, Friday. day, 4°; night, 0°; clear
11
+6
+2
11 January, sat
+6
+2
Feels like
0
739 mmHg
73%
6.4
m/s
SW
11 January, Saturday. day, 6°; night, 2°; rain
Average for 30 days
6
sunny days
9
days with precipitation
15
cloudy days
6 sunny days; 9 days with precipitation; 15 cloudy days;
71
%
air humidity
5.3
m/s
Wind
W
29
mm of precipitation
(4% of annual average)
air humidity 71%; 29 millimeters of precipitation (4% of annual average); Wind westerly 5.3 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
W
W
E
SE
S
SE
SW
W
S
SW
W
NW
S
SW
SW
SW
SE
S
W
W
SW
W
W
W
W
NW
NW
NE
NW
NW
11
Average data for 10 years
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
January
2
3
4
5
6
7
8
9
Daytime temperature
Night-time temperature
