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Weather Portsmouth
New Hampshire · United States
Thu, 12/18
08:41 PM EST
Weather Portsmouth
now
39°
90 Min. Weather
variable clouds
09:00 PM
39
°
5 %
10:00 PM
40
°
10 %
11:00 PM
40
°
10 %
12:00 AM
41
°
20 %
01:00 AM
42
°
20 %
02:00 AM
42
°
20 %
03:00 AM
44
°
30 %
04:00 AM
45
°
40 %
05:00 AM
46
°
60 %
06:00 AM
48
°
70 %
07:00 AM
49
°
60 %
08:00 AM
51
°
40 %
09:00 AM
53
°
60 %
10:00 AM
54
°
80 %
11:00 AM
55
°
70 %
12:00 PM
55
°
60 %
01:00 PM
55
°
40 %
02:00 PM
55
°
40 %
03:00 PM
55
°
60 %
04:00 PM
55
°
60 %
05:00 PM
52
°
40 %
06:00 PM
48
°
30 %
07:00 PM
44
°
20 %
08:00 PM
42
°
30 %
09:00 PM
40
°
40 %
10:00 PM
37
°
50 %
11:00 PM
35
°
40 %
12:00 AM
34
°
30 %
01:00 AM
32
°
20 %
02:00 AM
32
°
10 %
03:00 AM
32
°
10 %
04:00 AM
32
°
10 %
05:00 AM
33
°
10 %
06:00 AM
32
°
10 %
07:00 AM
31
°
10 %
08:00 AM
30
°
10 %
09:00 AM
31
°
10 %
10:00 AM
31
°
10 %
11:00 AM
33
°
10 %
12:00 PM
34
°
10 %
01:00 PM
35
°
10 %
02:00 PM
35
°
10 %
03:00 PM
34
°
10 %
04:00 PM
33
°
10 %
05:00 PM
32
°
10 %
06:00 PM
32
°
10 %
07:00 PM
32
°
10 %
08:00 PM
32
°
10 %
09:00 PM
33
°
10 %
One week until Christmas!
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WeatherRadar
Forecast
Map
Morning
53
°
80 %
Afternoon
55
°
60 %
Evening
40
°
50 %
Night
30
°
20 %
Morning
31
°
10 %
Afternoon
35
°
10 %
Evening
33
°
10 %
Night
33
°
20 %
Morning
40
°
20 %
Afternoon
47
°
20 %
Evening
29
°
20 %
Night
22
°
20 %
Morning
23
°
10 %
Afternoon
29
°
20 %
Evening
23
°
20 %
Night
20
°
10 %
Morning
25
°
90 %
Afternoon
35
°
90 %
Evening
36
°
50 %
Night
26
°
40 %
Morning
26
°
20 %
Afternoon
35
°
20 %
Evening
21
°
20 %
Night
20
°
20 %
Morning
27
°
20 %
Afternoon
37
°
20 %
Evening
33
°
40 %
Night
32
°
40 %
Morning
38
°
40 %
Afternoon
48
°
40 %
Evening
33
°
20 %
Night
26
°
30 %
Morning
29
°
30 %
Afternoon
39
°
20 %
Evening
26
°
20 %
Night
19
°
20 %
Morning
23
°
20 %
Afternoon
33
°
20 %
Evening
21
°
20 %
Night
18
°
20 %
Morning
25
°
20 %
Afternoon
34
°
20 %
Evening
25
°
30 %
Night
23
°
30 %
Morning
28
°
30 %
Afternoon
38
°
40 %
Evening
29
°
30 %
Night
27
°
20 %
Morning
32
°
30 %
Afternoon
42
°
30 %
Evening
34
°
20 %
Night
30
°
20 %
Morning
35
°
20 %
Afternoon
45
°
20 %
Evening
36
°
30 %
Night
30
°
20 %
tomorrow
Friday, 12/19
12/19
55
°
39
°
0 h
80 %
Saturday
Saturday, 12/20
12/20
35
°
30
°
6 h
10 %
Sunday
Sunday, 12/21
12/21
47
°
33
°
5 h
20 %
Monday
Monday, 12/22
12/22
29
°
22
°
6 h
20 %
Tuesday
Tuesday, 12/23
12/23
36
°
20
°
0 h
90 %
Wednesday
Wednesday, 12/24
12/24
35
°
26
°
5 h
20 %
Thursday
Thursday, 12/25
12/25
37
°
20
°
2 h
30 %
Friday
Friday, 12/26
12/26
48
°
32
°
1 h
40 %
Saturday
Saturday, 12/27
12/27
39
°
26
°
4 h
30 %
Sunday
Sunday, 12/28
12/28
33
°
19
°
3 h
20 %
Monday
Monday, 12/29
12/29
34
°
18
°
5 h
30 %
Tuesday
Tuesday, 12/30
12/30
38
°
23
°
3 h
40 %
Wednesday
Wednesday, 12/31
12/31
42
°
27
°
3 h
30 %
Thursday
Thursday, 01/01
01/01
45
°
30
°
5 h
30 %
Top News
Daily briefing
Two big storms
WindRadar
14 day weather
Fr
39
55
Sa
30
35
Su
33
47
Mo
22
29
Tu
20
36
We
26
35
Th
20
37
Fr
32
48
Sa
26
39
Su
19
33
Mo
18
34
Tu
23
38
We
27
42
Th
30
45
Max (°F)
Min (°F)
more
less
TemperatureRadar
UV Index
tomorrow
0
low
6-Day UVI Forecast
Mountain and skiing conditions
Current mountain weather
Marine Weather
today
tomorrow
Water 44° / Air 45°
Waves 2.5 ft /
light wind from S
Fort Point
High tide 09:45 AM / 10:26 PM
Low tide 03:27 AM / 04:12 PM
Water 44° / Air 55°
Waves 10 ft /
gusts up to 55 mph
Fort Point
High tide 10:24 AM / 11:06 PM
Low tide 04:08 AM / 04:52 PM
Current regional conditions
Pease AirForceBase/Portsmouth (101ft)
Thu, 12/18, 07:55 PM
39.2°
mostly clear
Wind SE 6 mph
Skyhaven Arpt Rochester (321ft)
Thu, 12/18, 08:25 PM
37.3°
cloudy
Wind S 4 mph
Sanford Muni Airport (242ft)
Thu, 12/18, 07:56 PM
35.6°
dry
Wind S 4 mph
Lawrence Muni Airport (147ft)
Thu, 12/18, 07:54 PM
39.2°
mostly clear
Wind SE 4 mph
Past weather
Weather Station Pease AirForceBase/Portsmouth
Maximum Temperature [°F] 11/22/2025 to 12/18/2025
RainRadar
Air quality
right now
Good
6-Day Air Quality Forecast
Astro info
tomorrow
08:41 PM local time
Sun
07:10 AM
04:10 PM
9h 0min
Moon
07:13 AM
03:25 PM
New moon
News
Coast-to-coast impacts
Cross country storm
More news
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