10 day forecast
Monthly forecast
Weather map
City or area
Find
Sign up
Log in
Go to comparison
December 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
+8
+5
1 December, sun
+8
+5
Feels like
+4
740 mmHg
75%
5.6
m/s
SW
1 December, Sunday. day, 8°; night, 5°; overcast
2
+7
+5
2 December, mon
+7
+5
Feels like
+3
743 mmHg
74%
5.6
m/s
W
2 December, Monday. day, 7°; night, 5°; partly cloudy
3
+8
+5
3 December, tue
+8
+5
Feels like
+4
744 mmHg
69%
5
m/s
S
3 December, Tuesday. day, 8°; night, 5°; clear
4
+9
+7
4 December, wed
+9
+7
Feels like
+4
743 mmHg
77%
5.5
m/s
W
4 December, Wednesday. day, 9°; night, 7°; rain
5
+4
+3
5 December, thu
+4
+3
Feels like
−1
744 mmHg
68%
6
m/s
NW
5 December, Thursday. day, 4°; night, 3°; rain
6
+3
0
6 December, fri
+3
0
Feels like
−2
743 mmHg
76%
6.1
m/s
W
6 December, Friday. day, 3°; night, 0°; rain
7
+3
0
7 December, sat
+3
0
Feels like
−2
743 mmHg
70%
5.6
m/s
SW
7 December, Saturday. day, 3°; night, 0°; overcast
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
+4
+1
11 December, wed
+4
+1
Feels like
−1
742 mmHg
64%
5.4
m/s
W
11 December, Wednesday. day, 4°; night, 1°; partly cloudy
12
+5
+1
12 December, thu
+5
+1
Feels like
0
742 mmHg
68%
5
m/s
W
12 December, Thursday. day, 5°; night, 1°; overcast
13
+6
+2
13 December, fri
+6
+2
Feels like
+1
741 mmHg
75%
5
m/s
SW
13 December, Friday. day, 6°; night, 2°; overcast
14
+5
+3
14 December, sat
+5
+3
Feels like
0
741 mmHg
68%
6.4
m/s
W
14 December, Saturday. day, 5°; night, 3°; clear
15
+5
+2
15 December, sun
+5
+2
Feels like
0
742 mmHg
69%
6.5
m/s
W
15 December, Sunday. day, 5°; night, 2°; rain
16
+4
+2
16 December, mon
+4
+2
Feels like
−1
742 mmHg
70%
5
m/s
SW
16 December, Monday. day, 4°; night, 2°; overcast
17
+5
+1
17 December, tue
+5
+1
Feels like
0
740 mmHg
76%
5.1
m/s
SW
17 December, Tuesday. day, 5°; night, 1°; overcast
18
+4
+3
18 December, wed
+4
+3
Feels like
−1
742 mmHg
75%
5.6
m/s
W
18 December, Wednesday. day, 4°; night, 3°; overcast
19
+6
+2
19 December, thu
+6
+2
Feels like
+2
743 mmHg
72%
5.3
m/s
SW
19 December, Thursday. day, 6°; night, 2°; overcast
20
+7
+4
20 December, fri
+7
+4
Feels like
+3
739 mmHg
75%
5.5
m/s
S
20 December, Friday. day, 7°; night, 4°; rain
21
+7
+5
21 December, sat
+7
+5
Feels like
+2
739 mmHg
79%
6.3
m/s
W
21 December, Saturday. day, 7°; night, 5°; clear
22
+5
+3
22 December, sun
+5
+3
Feels like
0
743 mmHg
79%
6
m/s
NW
22 December, Sunday. day, 5°; night, 3°; rain
23
+6
+2
23 December, mon
+6
+2
Feels like
+1
743 mmHg
68%
5.6
m/s
SW
23 December, Monday. day, 6°; night, 2°; rain
24
+6
+2
24 December, tue
+6
+2
Feels like
+1
742 mmHg
76%
7
m/s
SW
24 December, Tuesday. day, 6°; night, 2°; rain
25
+4
+2
25 December, wed
+4
+2
Feels like
−1
745 mmHg
75%
5.8
m/s
W
25 December, Wednesday. day, 4°; night, 2°; overcast
26
+7
+3
26 December, thu
+7
+3
Feels like
+2
741 mmHg
75%
7
m/s
SW
26 December, Thursday. day, 7°; night, 3°; rain
27
+4
+3
27 December, fri
+4
+3
Feels like
−1
743 mmHg
74%
6.5
m/s
W
27 December, Friday. day, 4°; night, 3°; clear
28
+4
+2
28 December, sat
+4
+2
Feels like
−1
742 mmHg
72%
5.9
m/s
SW
28 December, Saturday. day, 4°; night, 2°; overcast
29
+4
+1
29 December, sun
+4
+1
Feels like
−1
741 mmHg
73%
6.4
m/s
W
29 December, Sunday. day, 4°; night, 1°; clear
30
+5
0
30 December, mon
+5
0
Feels like
+1
744 mmHg
74%
6.4
m/s
W
30 December, Monday. day, 5°; night, 0°; rain
31
+5
0
31 December, tue
+5
0
Feels like
+1
744 mmHg
74%
6.4
m/s
W
31 December, Tuesday. day, 5°; night, 0°; rain
1
+4
+1
1 January, wed
+4
+1
Feels like
−2
742 mmHg
68%
7
m/s
SW
1 January, Wednesday. day, 4°; night, 1°; overcast
2
+1
−1
2 January, thu
+1
−1
Feels like
−5
743 mmHg
72%
6.5
m/s
W
2 January, Thursday. day, 1°; night, -1°; overcast
3
+1
−3
3 January, fri
+1
−3
Feels like
−4
744 mmHg
73%
5.9
m/s
W
3 January, Friday. day, 1°; night, -3°; partly cloudy
4
+4
−1
4 January, sat
+4
−1
Feels like
−3
743 mmHg
68%
7.3
m/s
W
4 January, Saturday. day, 4°; night, -1°; partly cloudy
Average data for 10 years
Portsmouth December
6
sunny days
11
days with precipitation
14
cloudy days
6 sunny days; 11 days with precipitation; 14 cloudy days;
73
%
air humidity
4.3
m/s
Wind
W
75
mm of precipitation
(10% of annual average)
air humidity 73%; 75 millimeters of precipitation (10% of annual average); Wind westerly 4.3 Meters per second
Weather graphs for December
Temperature
Precipitation chance, %
Humidity, %
Wind, m/s
Pressure, mmHg
SW
W
S
W
NW
W
SW
SW
W
SW
W
W
SW
W
W
SW
SW
W
SW
S
W
NW
SW
SW
W
SW
W
SW
W
W
W
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
31
Daytime temperature
Night-time temperature
Cities near you
Detroit
Indianapolis
Columbus
Macedonia
Cincinnati
Pittsburgh
Cleveland
Louisville
Asheville
Cities with similar weather in December
Vienna
Munich
Hamburg
Copenhagen
Geneva
Ljubljana
Bergen
Bern
Wroclaw
