Marine Weather Net

Seabrook, NH Weather Forecast




Seabrook, New Hampshire

 Lat: 42.89N, Lon: 70.87W

Current Conditions Updated: 1255 PM EDT THU MAY 21 2026

Overcast
Temp: 65°F
  • Humidity:
  • 34%
  • Winds:
  • 9 MPH SW
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.17 in.
  • Dewpoint:
  • 36°F
  • Heat index:
  • 65°F

  • Sunrise:
  • 5:13 AM EDT
  • Sunset:
  • 8:04 PM EDT
  • Moonrise:
  • 10:03 AM EDT
  • Moonset:
  • 12:34 AM EDT

TODAY

MOSTLY CLOUDY
Hi: 65°F
Lo: 41°F

FRIDAY

MOSTLY SUNNY
Hi: 65°F
Lo: 45°F

SATURDAY

MOSTLY CLOUDY
Hi: 61°F
Lo: 45°F

SUNDAY

SHOWERS
Hi: 55°F
Lo: 49°F
Precip: 70%
Weather Forecast In Detail:
Forecast Issued: 801 AM EDT Thu May 21 2026

Today...Mostly cloudy. Cooler with highs in the mid 60s. North winds around 10 mph this morning, becoming light and variable.
Tonight...Partly cloudy in the evening, then clearing. Lows in the lower 40s. Light and variable winds.
Friday...Mostly sunny. Highs in the mid 60s. Light and variable winds, becoming southeast around 10 mph in the afternoon.
Friday Night...Partly cloudy. Lows in the mid 40s. Light and variable winds.
Saturday...Mostly cloudy. Highs in the lower 60s. Light and variable winds.
Saturday Night...Cloudy. A chance of showers after midnight. Lows in the mid 40s. Chance of rain 40 percent.
Sunday...Showers likely. Highs in the mid 50s. Chance of rain 70 percent.
Sunday Night...Showers likely. Lows in the upper 40s. Chance of rain 70 percent.
Memorial Day...Cloudy with a 40 percent chance of showers. Highs in the mid 60s.
Monday Night...Mostly cloudy in the evening, then becoming partly cloudy. Lows in the lower 50s.
Tuesday...Partly sunny. Highs in the mid 70s.
Tuesday Night...Mostly clear. Lows in the mid 50s.
Wednesday...Partly sunny. Highs in the mid 70s.
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