Marine Weather Net

Seabrook, NH Weather Forecast




Seabrook, New Hampshire

 Lat: 42.89N, Lon: 70.87W

Current Conditions Updated: 755 PM EDT TUE SEP 22 2026

Mostly Cloudy
Temp: 54°F
  • Humidity:
  • 66%
  • Winds:
  • 3 MPH NE
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.44 in.
  • Dewpoint:
  • 44°F
  • Heat index:
  • 54°F

  • Sunrise:
  • 6:28 AM EDT
  • Sunset:
  • 6:41 PM EDT
  • Moonrise:
  • 4:55 PM EDT
  • Moonset:
  • 1:54 AM EDT

TONIGHT

PARTLY CLOUDY
Lo: 45°F

WEDNESDAY

MOSTLY SUNNY
Hi: 61°F
Lo: 45°F

THURSDAY

MOSTLY SUNNY
Hi: 61°F
Lo: 45°F

FRIDAY

PARTLY SUNNY
Hi: 65°F
Lo: 51°F
Precip: 30%
Weather Forecast In Detail:
Forecast Issued: 500 PM EDT Tue Sep 22 2026

Tonight...Partly cloudy. Lows in the mid 40s. Light and variable winds, becoming northeast around 10 mph after midnight.
Wednesday...Mostly sunny. Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 30 mph.
Wednesday Night...Clear. Lows in the mid 40s. Northeast winds around 10 mph with gusts up to 20 mph in the evening, becoming light and variable.
Thursday...Mostly sunny. Highs in the lower 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Thursday Night...Partly cloudy. Lows in the mid 40s.
Friday...Partly sunny. A chance of showers in the afternoon. Highs in the mid 60s. Chance of rain 30 percent.
Friday Night...Mostly cloudy with a 30 percent chance of showers. Lows in the lower 50s.
Saturday...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s.
Saturday Night...Mostly cloudy with a 50 percent chance of showers. Lows in the lower 50s.
Sunday...Mostly cloudy with a chance of showers. Highs in the lower 60s. Chance of rain 50 percent.
Sunday Night...Showers likely. Lows around 50. Chance of rain 60 percent.
Monday...Mostly cloudy with a 50 percent chance of showers. Highs in the lower 60s.
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