Marine Weather Net

Cohasset, MA Weather Forecast




Cohasset, Massachusetts

 Lat: 42.24N, Lon: 70.8W

Current Conditions Updated: 525 PM EST SAT FEB 7 2026

Light Snow
Temp: 20°F
  • Humidity:
  • 64%
  • Winds:
  • 18 MPH NW
  • Gusts:
  • 29 MPH
  • Barometer:
  • 29.67 in.
  • Dewpoint:
  • 10°F
  • Heat index:
  • 20°F

  • Sunrise:
  • 6:51 AM EST
  • Sunset:
  • 5:01 PM EST
  • Moonrise:
  • 11:40 PM EST
  • Moonset:
  • 9:15 AM EST

TONIGHT

CHANCE OF SNOW
Lo: 4°F
Precip: 30%

SUNDAY

MOSTLY SUNNY
Hi: 19°F
Lo: 7°F

MONDAY

SUNNY

Hi: 29°F
Lo: 12°F

TUESDAY

PARTLY SUNNY
Hi: 31°F
Lo: 25°F
Weather Forecast In Detail:
Forecast Issued: 404 PM EST Sat Feb 07 2026

WINTER WEATHER ADVISORY IN EFFECT UNTIL 7 PM EST THIS EVENING ...COLD WEATHER ADVISORY IN EFFECT UNTIL 1 PM EST SUNDAY...
Tonight...Mostly cloudy with a chance of snow this evening, then partly cloudy after midnight. Much colder with lows around 4 above. Northwest winds 10 to 15 mph with gusts up to 35 mph. Chance of snow 30 percent.
Sunday...Mostly sunny. Colder with highs around 19. Northwest winds around 10 mph with gusts up to 30 mph.
Sunday Night...Mostly clear. Cold with lows around 7 above. Northwest winds around 10 mph with gusts up to 25 mph.
Monday...Sunny. Highs in the upper 20s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Monday Night...Mostly clear. Lows around 12. Northwest winds 5 to 10 mph. Gusts up to 20 mph in the evening.
Tuesday...Partly sunny. Highs in the lower 30s.
Tuesday Night...Cloudy with a 40 percent chance of snow. Not as cool with lows in the mid 20s.
Wednesday...Partly sunny. Highs in the mid 30s.
Wednesday Night...Partly cloudy. Lows around 20.
Thursday...Mostly cloudy. Highs in the mid 30s. Lows around 20.
Friday...Mostly cloudy. Highs in the mid 30s. Lows around 20.
Saturday...Mostly sunny. Highs in the mid 30s.
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