SOMERSWORTH, NH 03878 Weather Forecast & Current Conditions

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ROCHESTER, NH
Current Weather

8:51 AM EDT AUG 19, 2026
Overcast
70°F
Feels Like: 70°F
Dewpoint: 64°F
Rel. Hum.: 81%
Visibility: 10 miles
Wind: Calm
Pressure: 29.88 inches
Last 72 hours

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SOMERSWORTH, NH 03878
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Patchy fog this morning. Partly sunny. Highs in the lower 80s. Light and variable winds.
TONIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 60s. Light and variable winds.
THURSDAY
Partly sunny. Highs in the lower 80s. Light and variable winds.
THURSDAY NIGHT
Mostly cloudy in the evening, then clearing. Lows in the upper 50s. Light and variable winds.
FRIDAY
Mostly sunny. Highs around 80. Light and variable winds.
FRIDAY NIGHT
Mostly clear. Lows in the mid 50s.
SATURDAY
Partly sunny. A chance of showers in the afternoon. Highs in the mid 70s. Chance of rain 30 percent.
SATURDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. A 40 percent chance of showers. Lows in the upper 50s.
SUNDAY
Mostly cloudy with a 50 percent chance of showers. Highs in the mid 70s.
SUNDAY NIGHT
Partly cloudy with a 50 percent chance of showers. Lows in the upper 50s.
MONDAY
Partly sunny. Highs in the upper 70s.
MONDAY NIGHT
Mostly clear. Lows in the mid 50s.
TUESDAY
Mostly sunny. Highs in the upper 70s.

Visible Weather Satellite
SOMERSWORTH, NH 03878
Infrared Weather Satellite
SOMERSWORTH, NH 03878
NEXRAD Weather Radar
SOMERSWORTH, NH 03878

ROCHESTER, NH 3 hourly weather forecast

weather forecast created  8:00 PM EDT  8/18/2026
Wednesday
19 AUG 2026
SOMERSWORTH, NH 03878 weather forecast Day 1, 0 hours 2 AM 63° 64° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 100% 63°
Low 61° SOMERSWORTH, NH 03878 weather forecast Day 1, 3 hours 5 AM 62° 63° Mostly Cloudy   CALM 100% 62°
High 86° SOMERSWORTH, NH 03878 weather forecast Day 1, 6 hours 8 AM 65° 65° Mostly Cloudy 1%

0% Thunder
( 1% severe)
  CALM 100% 65°

Partly Cloudy



SOMERSWORTH, NH 03878 weather forecast Day 1, 9 hours 11 AM 77° 79° Partly Cloudy   CALM 69% 66°
SOMERSWORTH, NH 03878 weather forecast Day 1, 12 hours 2 PM 82° 83° Partly Cloudy 2%

0% Thunder
( 2% severe)
SW   6 53% 63°
SOMERSWORTH, NH 03878 weather forecast Day 1, 15 hours 5 PM 82° 83° Partly Cloudy WSW   5 53% 63°
SOMERSWORTH, NH 03878 weather forecast Day 1, 18 hours 8 PM 73° 73° Clear 2%

0% Thunder
( 1% severe)
  CALM 71% 63°
SOMERSWORTH, NH 03878 weather forecast Day 1, 21 hours 11 PM 67° 67° Partly Cloudy   CALM 81% 61°
Thursday
20 AUG 2026
SOMERSWORTH, NH 03878 weather forecast Day 2, 0 hours 2 AM 65° 65° Partly Cloudy 2%

0% Thunder
( 0% severe)
  CALM 84% 60°
Low 63° SOMERSWORTH, NH 03878 weather forecast Day 2, 3 hours 5 AM 63° 64° Partly Cloudy WNW   1 90% 60°
High 84° SOMERSWORTH, NH 03878 weather forecast Day 2, 6 hours 8 AM 68° 68° Partly Cloudy 6%

0% Thunder
( 0% severe)
NW   2 84% 63°

Partly Cloudy



SOMERSWORTH, NH 03878 weather forecast Day 2, 9 hours 11 AM 77° 79° Partly Cloudy WNW   2 60% 62°
SOMERSWORTH, NH 03878 weather forecast Day 2, 12 hours 2 PM 80° 81° Partly Cloudy 10%
RAIN
<.01 in
0% Thunder
( 3% severe)
WSW   3 52% 61°
SOMERSWORTH, NH 03878 weather forecast Day 2, 15 hours 5 PM 78° 80° Mostly Cloudy W   3 56% 61°
SOMERSWORTH, NH 03878 weather forecast Day 2, 18 hours 8 PM 70° 70° Mostly Cloudy 2%

0% Thunder
( 4% severe)
  CALM 71% 60°
SOMERSWORTH, NH 03878 weather forecast Day 2, 21 hours 11 PM 64° 66° Partly Cloudy   CALM 84% 59°

ROCHESTER, NH extended weather forecast

Friday
21 AUG 2026
Saturday
22 AUG 2026
Sunday
23 AUG 2026
Monday
24 AUG 2026
Tuesday
25 AUG 2026
Low 55° Low 55° Low 56° Low 58° Low 54°
High 82° High 78° High 75° High 79° High 77°
SOMERSWORTH, NH 03878 weather forecast Day 3 SOMERSWORTH, NH 03878 weather forecast Day 4 SOMERSWORTH, NH 03878 weather forecast Day 5 SOMERSWORTH, NH 03878 weather forecast Day 6 SOMERSWORTH, NH 03878 weather forecast Day 7
Partly Cloudy
9% Rain
Partly Cloudy
14% Rain
Overcast
48% Rain
Mostly Cloudy
34% Rain
Partly Cloudy
19% Rain
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