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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
22
+2
+1
22 December, sun
+2
+1
Feels like
−5
758 mmHg
81%
8.3
m/s
NW
+6
22 December, Sunday. day, 2°; night, 1°; rain
23
+2
0
23 December, mon
+2
0
Feels like
−4
764 mmHg
72%
8
m/s
NW
+6
23 December, Monday. day, 2°; night, 0°; partly cloudy
24
+3
+1
24 December, tue
+3
+1
Feels like
−2
762 mmHg
73%
7.1
m/s
W
+6
24 December, Tuesday. day, 3°; night, 1°; rain
25
December
0
−4
25 December, wed
0
−4
Feels like
−8
771 mmHg
65%
4.6
m/s
N
+6
Climate normal
+2
+2
25 December, Wednesday. day, 0°; night, -4°; partly cloudy
26
+2
−6
26 December, thu
+2
−6
Feels like
−6
773 mmHg
63%
2.2
m/s
NW
+6
Climate normal
+3
0
26 December, Thursday. day, 2°; night, -6°; clear
27
+4
−3
27 December, fri
+4
−3
Feels like
−6
771 mmHg
57%
2.8
m/s
SW
+6
Climate normal
+3
+2
27 December, Friday. day, 4°; night, -3°; partly cloudy
28
+4
+2
28 December, sat
+4
+2
Feels like
−2
769 mmHg
67%
2
m/s
E
+6
Climate normal
+1
−1
28 December, Saturday. day, 4°; night, 2°; partly cloudy
29
+4
+4
29 December, sun
+4
+4
Feels like
0
765 mmHg
95%
3.1
m/s
NE
+6
Climate normal
0
−3
29 December, Sunday. day, 4°; night, 4°; rain
30
+8
+3
30 December, mon
+8
+3
Feels like
+1
757 mmHg
93%
6.9
m/s
SE
+6
Climate normal
+3
−3
30 December, Monday. day, 8°; night, 3°; rain
31
+6
+3
31 December, tue
+6
+3
Feels like
+1
761 mmHg
87%
2
m/s
NE
+6
Climate normal
+3
−3
31 December, Tuesday. day, 6°; night, 3°; light rain
1 January
+4
+2
1 January, wed
+4
+2
Feels like
−1
753 mmHg
93%
5.1
m/s
N
+6
Climate normal
+1
−3
1 January, Wednesday. day, 4°; night, 2°; heavy rain
2
+4
0
2 January, thu
+4
0
Feels like
−2
750 mmHg
78%
4.3
m/s
W
+6
Climate normal
0
−1
2 January, Thursday. day, 4°; night, 0°; sleet
3
+2
−2
3 January, fri
+2
−2
Feels like
−5
752 mmHg
67%
4.7
m/s
W
+6
Climate normal
−3
−4
3 January, Friday. day, 2°; night, -2°; sleet
4
+1
−4
4 January, sat
+1
−4
Feels like
−6
756 mmHg
70%
5.1
m/s
NW
0
Climate normal
0
−5
4 January, Saturday. day, 1°; night, -4°; overcast
5
−1
−2
5 January, sun
−1
−2
Feels like
−8
765 mmHg
77%
4.8
m/s
NW
0
Climate normal
0
−2
5 January, Sunday. day, -1°; night, -2°; overcast
6
+1
−7
6 January, mon
+1
−7
Feels like
−10
757 mmHg
84%
9.6
m/s
W
0
Climate normal
+1
−2
6 January, Monday. day, 1°; night, -7°; light snow
7
−7
−11
7 January, tue
−7
−11
Feels like
−17
745 mmHg
89%
7
m/s
NW
0
Climate normal
0
−2
7 January, Tuesday. day, -7°; night, -11°; clear
8
−6
−9
8 January, wed
−6
−9
Feels like
−13
746 mmHg
89%
3.5
m/s
N
0
Climate normal
0
−3
8 January, Wednesday. day, -6°; night, -9°; partly cloudy
9
−9
−14
9 January, thu
−9
−14
Feels like
−17
746 mmHg
90%
5.9
m/s
N
0
Climate normal
0
−2
9 January, Thursday. day, -9°; night, -14°; light snow
10
−12
−17
10 January, fri
−12
−17
Feels like
−21
745 mmHg
82%
4.2
m/s
NW
0
Climate normal
+2
−2
10 January, Friday. day, -12°; night, -17°; clear
11
−12
−14
11 January, sat
−12
−14
Feels like
−21
745 mmHg
81%
4.4
m/s
W
0
Climate normal
+2
0
11 January, Saturday. day, -12°; night, -14°; partly cloudy
12
−7
−11
12 January, sun
−7
−11
Feels like
−16
750 mmHg
87%
6
m/s
SW
0
Climate normal
+3
+1
12 January, Sunday. day, -7°; night, -11°; mostly clear
13
−1
−1
13 January, mon
−1
−1
Feels like
−14
747 mmHg
90%
7.2
m/s
S
0
Climate normal
+2
+1
13 January, Monday. day, -1°; night, -1°; mostly clear
14
+1
−6
14 January, tue
+1
−6
Feels like
−7
741 mmHg
94%
7.3
m/s
SW
0
Climate normal
0
−1
14 January, Tuesday. day, 1°; night, -6°; partly cloudy
15
−10
−12
15 January, wed
−10
−12
Feels like
−19
748 mmHg
80%
6.8
m/s
W
0
Climate normal
−1
−3
15 January, Wednesday. day, -10°; night, -12°; clear
16
−4
−13
16 January, thu
−4
−13
Feels like
−15
745 mmHg
90%
8.8
m/s
SW
0
Climate normal
0
−2
16 January, Thursday. day, -4°; night, -13°; light snow
17
−10
−3
17 January, fri
−10
−3
Feels like
−21
757 mmHg
83%
5.6
m/s
NW
0
Climate normal
0
−2
17 January, Friday. day, -10°; night, -3°; light snow
18
0
−15
18 January, sat
0
−15
Feels like
−16
735 mmHg
92%
12.1
m/s
W
0
Climate normal
+1
−1
18 January, Saturday. day, 0°; night, -15°; snow
19
−13
−19
19 January, sun
−13
−19
Feels like
−25
757 mmHg
78%
7.2
m/s
W
0
Climate normal
+1
−2
19 January, Sunday. day, -13°; night, -19°; clear
20
−13
−11
20 January, mon
−13
−11
Feels like
−21
768 mmHg
87%
5.6
m/s
N
0
Climate normal
0
0
20 January, Monday. day, -13°; night, -11°; mostly clear
21
+5
+6
21 January, tue
+5
+6
Feels like
−8
754 mmHg
99%
9.1
m/s
E
+1
Climate normal
−3
−4
21 January, Tuesday. day, 5°; night, 6°; snow
22
+3
−2
22 January, wed
+3
−2
Feels like
−3
740 mmHg
97%
5.1
m/s
NW
+2
Climate normal
−2
−5
22 January, Wednesday. day, 3°; night, -2°; light rain
23
0
−5
23 January, thu
0
−5
Feels like
−8
743 mmHg
86%
4.7
m/s
W
0
Climate normal
−2
−4
23 January, Thursday. day, 0°; night, -5°; mostly clear
Average data for 10 years
Next, the average data for 10 years
24
−2
−4
24 January, fri
−2
−4
Feels like
−10
759 mmHg
73%
9.1
m/s
NW
+3
24 January, Friday. day, -2°; night, -4°; partly cloudy
25
0
−5
25 January, sat
0
−5
Feels like
−7
759 mmHg
73%
8.5
m/s
W
+3
25 January, Saturday. day, 0°; night, -5°; clear
Average for 30 days
9
sunny days
13
days with precipitation
8
cloudy days
9 sunny days; 13 days with precipitation; 8 cloudy days;
83
%
air humidity
5.6
m/s
Wind
W
36
mm of precipitation
(4% of annual average)
+2
°C
Water temperature
air humidity 83%; 36 millimeters of precipitation (4% of annual average); Wind westerly 5.6 Meters per second; Water temperature +2°
Forecast in graphs
Temperature
Water temperature
Humidity, %
Wind, m/s
Pressure, mmHg
N
NW
SW
E
NE
SE
NE
N
W
W
NW
NW
W
NW
N
N
NW
W
SW
S
SW
W
SW
NW
W
W
N
E
NW
W
25
Average data for 10 years
26
27
28
29
30
31
1
January
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
Daytime temperature
Night-time temperature
