PORTSMOUTH, NH 03803 Weather Forecast & Current Conditions

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PORTSMOUTH, NH
Current Weather

6:55 PM EST NOV 23, 2025
Overcast
Light Snow
34°F
Feels Like: 34°F
Dewpoint: 32°F
Rel. Hum.: 92%
Visibility: 7 miles
Wind: Calm
Pressure: 29.90 inches
Last 72 hours

Local Area Snow Depth

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PORTSMOUTH, NH 03803
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Mostly cloudy with a chance of rain and snow showers this evening, then partly cloudy after midnight. Lows in the lower 30s. Light and variable winds. Chance of precipitation 40 percent.
MONDAY
Mostly sunny. Highs in the upper 40s. Northwest winds 10 to 15 mph with gusts up to 25 mph.
MONDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 30. West winds around 10 mph in the evening, becoming light and variable.
TUESDAY
Cloudy. Highs in the lower 50s. Southwest winds around 10 mph with gusts up to 20 mph.
TUESDAY NIGHT
Rain. Lows in the lower 40s. Light and variable winds. Chance of rain 90 percent.
WEDNESDAY
Rain likely, mainly in the morning. Highs in the mid 50s. Chance of rain 70 percent.
WEDNESDAY NIGHT
Showers likely, mainly in the evening. Lows in the upper 30s. Chance of rain 60 percent.
THANKSGIVING DAY
Partly sunny. Highs in the upper 40s.
THURSDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 30.
FRIDAY
Partly sunny. Highs in the lower 40s.
FRIDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 20s.
SATURDAY
Mostly sunny. Highs around 40.
SATURDAY NIGHT
Partly cloudy. Lows in the mid 20s.

Visible Weather Satellite
PORTSMOUTH, NH 03803
Infrared Weather Satellite
PORTSMOUTH, NH 03803
NEXRAD Weather Radar
PORTSMOUTH, NH 03803

PORTSMOUTH, NH 3 hourly weather forecast

weather forecast created  7:00 AM EST 11/23/2025
Sunday
23 NOV 2025
PORTSMOUTH, NH 03803 weather forecast Day 1, 12 hours 1 PM 42° 37° Mostly Cloudy 19%
RAIN
<.01 in
0% Thunder
( 0% severe)
SW   8 44% 22°
High 43° PORTSMOUTH, NH 03803 weather forecast Day 1, 15 hours 4 PM 41° 36° Mostly Cloudy SW   7 50% 24°
Mostly Cloudy



PORTSMOUTH, NH 03803 weather forecast Day 1, 18 hours 7 PM 36° 33° Mostly Cloudy 15%
RAIN/SNOW
<.05 in
0% Thunder
( 1% severe)
WSW   3 79% 30°
PORTSMOUTH, NH 03803 weather forecast Day 1, 21 hours 10 PM 35° 33° Mostly Cloudy W   2 85% 31°
Monday
24 NOV 2025
PORTSMOUTH, NH 03803 weather forecast Day 2, 0 hours 1 AM 33° 30° Partly Cloudy 2%

0% Thunder
( 0% severe)
WNW   2 88% 30°
Low 30° PORTSMOUTH, NH 03803 weather forecast Day 2, 3 hours 4 AM 32° 27° Partly Cloudy WNW   5 88% 29°
High 48° PORTSMOUTH, NH 03803 weather forecast Day 2, 6 hours 7 AM 32° 26° Partly Cloudy 2%

0% Thunder
( 0% severe)
WNW   6 88% 29°

Clear



PORTSMOUTH, NH 03803 weather forecast Day 2, 9 hours 10 AM 43° 38° Clear NW   9 60% 30°
PORTSMOUTH, NH 03803 weather forecast Day 2, 12 hours 1 PM 47° 42° Clear 1%

0% Thunder
( 0% severe)
NW   12 47% 28°
PORTSMOUTH, NH 03803 weather forecast Day 2, 15 hours 4 PM 44° 39° Clear WNW   9 53% 28°
PORTSMOUTH, NH 03803 weather forecast Day 2, 18 hours 7 PM 36° 32° Clear 0%

0% Thunder
( 0% severe)
W   5 72% 28°
PORTSMOUTH, NH 03803 weather forecast Day 2, 21 hours 10 PM 35° 32° Partly Cloudy WSW   3 78% 29°
Tuesday
25 NOV 2025
PORTSMOUTH, NH 03803 weather forecast Day 3, 0 hours 1 AM 33° 30° Mostly Cloudy 0%

0% Thunder
( 0% severe)
WSW   3 85% 29°
Low 30° PORTSMOUTH, NH 03803 weather forecast Day 3, 3 hours 4 AM 33° 28° Mostly Cloudy SW   6 81% 28°
High 51° PORTSMOUTH, NH 03803 weather forecast Day 3, 6 hours 7 AM 35° 29° Mostly Cloudy 1%

0% Thunder
( 1% severe)
SW   7 75% 28°

Mostly Cloudy



PORTSMOUTH, NH 03803 weather forecast Day 3, 9 hours 10 AM 44° 39° Mostly Cloudy SW   9 60% 31°
PORTSMOUTH, NH 03803 weather forecast Day 3, 15 hours 1 PM 49° 45° Mostly Cloudy 13%
RAIN
<.01 in
0% Thunder
( 1% severe)
SW   10 52% 32°
PORTSMOUTH, NH 03803 weather forecast Day 3, 18 hours 4 PM 48° 44° Overcast SW   9 58% 34°
PORTSMOUTH, NH 03803 weather forecast Day 3, 21 hours 7 PM 44° 41° Mostly Cloudy     SSW   6 79% 38°

PORTSMOUTH, NH extended weather forecast

Wednesday
26 NOV 2025
Thursday
27 NOV 2025
Friday
28 NOV 2025
Saturday
29 NOV 2025
Sunday
30 NOV 2025
Low 42° Low 40° Low 29° Low 26° Low 28°
High 55° High 48° High 42° High 41° High 45°
PORTSMOUTH, NH 03803 weather forecast Day 4 PORTSMOUTH, NH 03803 weather forecast Day 5 PORTSMOUTH, NH 03803 weather forecast Day 6 PORTSMOUTH, NH 03803 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Overcast
89% Rain
Partly Cloudy
49% Rain
Partly Cloudy
31% Snow
Partly Cloudy
21% Snow
Overcast
35% Rain/Snow
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