PORTSMOUTH, NH 03803 Weather Forecast & Current Conditions

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PORTSMOUTH, NH
Current Weather

10:55 PM EDT JUN 15, 2025
Broken Clouds
57°F
Feels Like: 57°F
Dewpoint: 54°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: Calm
Pressure: 30.19 inches
Last 72 hours

Local Area Snow Depth

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PORTSMOUTH, NH 03803
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
OVERNIGHT
Partly cloudy late this evening, then becoming mostly cloudy. Patchy fog. Lows in the lower 50s. Light and variable winds.
MONDAY
Patchy fog in the morning. Partly sunny. Highs in the upper 60s. Light and variable winds, becoming southeast around 10 mph in the afternoon.
MONDAY NIGHT
Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the mid 50s. Southeast winds around 10 mph in the evening, becoming light and variable. Chance of rain 30 percent.
TUESDAY
Partly sunny with a chance of showers in the morning, then mostly cloudy in the afternoon. Highs in the upper 60s. Light and variable winds, becoming southeast around 10 mph in the afternoon. Chance of rain 30 percent.
TUESDAY NIGHT
Showers likely. Lows around 60. Light and variable winds. Chance of rain 70 percent.
WEDNESDAY
Mostly cloudy with a chance of showers. Highs in the upper 70s. Chance of rain 50 percent.
WEDNESDAY NIGHT
Partly cloudy. Lows in the mid 60s.
JUNETEENTH
Partly sunny. A chance of showers in the afternoon. Warm with highs in the mid 80s. Chance of rain 40 percent.
THURSDAY NIGHT
Partly cloudy in the evening, then clearing. A chance of showers in the evening. Lows in the lower 60s. Chance of rain 40 percent.
FRIDAY
Mostly sunny. Highs in the upper 70s.
FRIDAY NIGHT
Mostly clear. Lows in the upper 50s.
SATURDAY
Mostly sunny. Highs in the upper 70s.
SATURDAY NIGHT
Partly cloudy. Lows in the lower 60s.

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  6/15/2025
Sunday
15 JUN 2025
PORTSMOUTH, NH 03803 weather forecast Day 1, 12 hours 2 PM 66° 66° Partly Cloudy 1%

0% Thunder
( 1% severe)
SE   7 58% 51°
High 67° PORTSMOUTH, NH 03803 weather forecast Day 1, 15 hours 5 PM 64° 64° Partly Cloudy SE   7 60% 50°
Mostly Cloudy



PORTSMOUTH, NH 03803 weather forecast Day 1, 18 hours 8 PM 60° 60° Mostly Cloudy 1%

0% Thunder
( 1% severe)
SSE   5 75% 52°
PORTSMOUTH, NH 03803 weather forecast Day 1, 21 hours 11 PM 57° 58° Mostly Cloudy SSE   1 86% 53°
Monday
16 JUN 2025
PORTSMOUTH, NH 03803 weather forecast Day 2, 0 hours 2 AM 55° 55° Mostly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 93% 53°
Low 53° PORTSMOUTH, NH 03803 weather forecast Day 2, 3 hours 5 AM 54° 54° Mostly Cloudy   CALM 96% 53°
High 70° PORTSMOUTH, NH 03803 weather forecast Day 2, 6 hours 8 AM 60° 61° Mostly Cloudy 0%

0% Thunder
( 1% severe)
  CALM 84% 55°

Partly Cloudy



PORTSMOUTH, NH 03803 weather forecast Day 2, 9 hours 11 AM 65° 65° Partly Cloudy SE   5 68% 54°
PORTSMOUTH, NH 03803 weather forecast Day 2, 12 hours 2 PM 68° 68° Partly Cloudy 1%

0% Thunder
( 1% severe)
SE   8 57% 52°
PORTSMOUTH, NH 03803 weather forecast Day 2, 15 hours 5 PM 66° 66° Partly Cloudy SSE   8 58% 51°
PORTSMOUTH, NH 03803 weather forecast Day 2, 18 hours 8 PM 61° 61° Mostly Cloudy 0%

0% Thunder
( 1% severe)
SSE   6 72% 52°
PORTSMOUTH, NH 03803 weather forecast Day 2, 21 hours 11 PM 58° 59° Partly Cloudy SSE   2 83% 53°
Tuesday
17 JUN 2025
PORTSMOUTH, NH 03803 weather forecast Day 3, 0 hours 2 AM 56° 56° Partly Cloudy 3%

0% Thunder
( 0% severe)
SSE   1 93% 54°
Low 55° PORTSMOUTH, NH 03803 weather forecast Day 3, 3 hours 5 AM 56° 56° Mostly Cloudy S   1 93% 54°
High 71° PORTSMOUTH, NH 03803 weather forecast Day 3, 6 hours 8 AM 61° 62° Mostly Cloudy 5%

0% Thunder
( 1% severe)
SSE   1 84% 56°

Mostly Cloudy



PORTSMOUTH, NH 03803 weather forecast Day 3, 9 hours 11 AM 67° 67° Mostly Cloudy SE   5 70% 57°
PORTSMOUTH, NH 03803 weather forecast Day 3, 15 hours 2 PM 69° 69° Mostly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 4% severe)
SE   8 66% 57°
PORTSMOUTH, NH 03803 weather forecast Day 3, 18 hours 5 PM 68° 68° Mostly Cloudy SE   8 70% 58°
PORTSMOUTH, NH 03803 weather forecast Day 3, 21 hours 8 PM 64° 64° Mostly Cloudy     SE   6 84% 59°

PORTSMOUTH, NH extended weather forecast

Wednesday
18 JUN 2025
Thursday
19 JUN 2025
Friday
20 JUN 2025
Saturday
21 JUN 2025
Sunday
22 JUN 2025
Low 62° Low 65° Low 66° Low 62° Low 60°
High 80° High 88° High 82° High 78° High 77°
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
65% Rain
Mostly Cloudy
49% Rain
Overcast
66% Rain
Partly Cloudy
39% Rain
Partly Cloudy
23% Rain
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