PORTSMOUTH, NH 03803 Weather Forecast & Current Conditions

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PORTSMOUTH, NH
Current Weather

1:55 PM EDT JUN 2, 2026
Broken Clouds
75°F
Feels Like: 75°F
Dewpoint: 45°F
Rel. Hum.: 34%
Visibility: 10 miles
Wind: W at 6 mph
Pressure: 30.05 inches
Last 72 hours

Local Area Snow Depth

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PORTSMOUTH, NH 03803
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy this evening, then clearing. Lows in the lower 50s. Northwest winds around 10 mph with gusts up to 20 mph this evening, becoming light and variable.
WEDNESDAY
Sunny. Highs in the mid 70s. Light and variable winds, becoming south around 10 mph in the afternoon.
WEDNESDAY NIGHT
Mostly clear. Lows in the mid 50s. Light and variable winds.
THURSDAY
Mostly sunny. Highs in the mid 80s. Light and variable winds.
THURSDAY NIGHT
Partly cloudy. Lows around 60. Light and variable winds.
FRIDAY
Partly sunny. Warm with highs in the mid 80s.
FRIDAY NIGHT
Partly cloudy. Lows in the lower 60s.
SATURDAY
Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Warm with highs in the mid 80s. Chance of rain 30 percent.
SATURDAY NIGHT
Mostly cloudy with a chance of showers. Lows in the upper 50s. Chance of rain 40 percent.
SUNDAY
A chance of showers in the morning, then showers likely in the afternoon. Cooler with highs in the lower 60s. Chance of rain 60 percent.
SUNDAY NIGHT
Mostly cloudy in the evening, then becoming partly cloudy. A 50 percent chance of showers. Lows in the lower 50s.
MONDAY
Partly sunny with a 30 percent chance of showers. Highs in the mid 60s.
MONDAY NIGHT
Partly cloudy. A chance of showers in the evening. Lows in the lower 50s. Chance of rain 30 percent.

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  8:00 AM EDT  6/ 2/2026
Tuesday
2 JUN 2026
PORTSMOUTH, NH 03803 weather forecast Day 1, 12 hours 2 PM 74° 74° Mostly Cloudy 1%

0% Thunder
( 1% severe)
WNW   6 34% 44°
High 75° PORTSMOUTH, NH 03803 weather forecast Day 1, 15 hours 5 PM 72° 72° Mostly Cloudy NW   7 39% 46°
Mostly Cloudy



PORTSMOUTH, NH 03803 weather forecast Day 1, 18 hours 8 PM 65° 65° Mostly Cloudy 2%

0% Thunder
( 0% severe)
NNW   5 54% 48°
PORTSMOUTH, NH 03803 weather forecast Day 1, 21 hours 11 PM 58° 57° Partly Cloudy NNW   6 62% 45°
Wednesday
3 JUN 2026
PORTSMOUTH, NH 03803 weather forecast Day 2, 0 hours 2 AM 54° 53° Partly Cloudy 2%

0% Thunder
( 0% severe)
NNW   5 66% 43°
Low 50° PORTSMOUTH, NH 03803 weather forecast Day 2, 3 hours 5 AM 50° 49° Partly Cloudy NW   3 77% 43°
High 77° PORTSMOUTH, NH 03803 weather forecast Day 2, 6 hours 8 AM 60° 61° Clear 2%

0% Thunder
( 0% severe)
  CALM 64% 48°

Clear



PORTSMOUTH, NH 03803 weather forecast Day 2, 9 hours 11 AM 71° 71° Clear W   3 42% 47°
PORTSMOUTH, NH 03803 weather forecast Day 2, 12 hours 2 PM 73° 73° Clear 2%

0% Thunder
( 1% severe)
SSE   8 41% 48°
PORTSMOUTH, NH 03803 weather forecast Day 2, 15 hours 5 PM 71° 71° Clear SSE   9 46% 49°
PORTSMOUTH, NH 03803 weather forecast Day 2, 18 hours 8 PM 64° 64° Clear 0%

0% Thunder
( 1% severe)
S   7 56% 48°
PORTSMOUTH, NH 03803 weather forecast Day 2, 21 hours 11 PM 60° 60° Partly Cloudy SSW   6 64% 48°
Thursday
4 JUN 2026
PORTSMOUTH, NH 03803 weather forecast Day 3, 0 hours 2 AM 57° 57° Clear 0%

0% Thunder
( 0% severe)
WSW   5 72% 48°
Low 54° PORTSMOUTH, NH 03803 weather forecast Day 3, 3 hours 5 AM 54° 54° Clear WSW   3 83% 49°
High 85° PORTSMOUTH, NH 03803 weather forecast Day 3, 6 hours 8 AM 63° 64° Clear 0%

0% Thunder
( 0% severe)
  CALM 70% 53°

Partly Cloudy



PORTSMOUTH, NH 03803 weather forecast Day 3, 9 hours 11 AM 78° 79° Partly Cloudy SW   5 45% 55°
PORTSMOUTH, NH 03803 weather forecast Day 3, 15 hours 2 PM 82° 81° Partly Cloudy 0%

0% Thunder
( 1% severe)
SSW   8 38% 54°
PORTSMOUTH, NH 03803 weather forecast Day 3, 18 hours 5 PM 80° 80° Partly Cloudy SSW   9 45% 57°
PORTSMOUTH, NH 03803 weather forecast Day 3, 21 hours 8 PM 73° 73° Partly Cloudy     SW   6 55% 56°

PORTSMOUTH, NH extended weather forecast

Friday
5 JUN 2026
Saturday
6 JUN 2026
Sunday
7 JUN 2026
Monday
8 JUN 2026
Tuesday
9 JUN 2026
Low 59° Low 63° Low 58° Low 51° Low 51°
High 84° High 77° High 67° High 64° High 69°
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
Partly Cloudy
5% Rain
Mostly Cloudy
51% Rain
Overcast
66% Rain
Overcast
66% Rain
Overcast
51% Rain
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