Marine Weather Net

Cohasset, MA Weather Forecast




Cohasset, Massachusetts

 Lat: 42.24N, Lon: 70.8W

Current Conditions Updated: 254 AM EST MON NOV 17 2025

Clear


Temp: 35°F
  • Humidity:
  • 51%
  • Winds:
  • 18 MPH W
  • Gusts:
  • 31 MPH
  • Barometer:
  • 29.36 in.
  • Dewpoint:
  • 19°F
  • Heat index:
  • 35°F

  • Sunrise:
  • 6:34 AM EST
  • Sunset:
  • 4:19 PM EST
  • Moonrise:
  • 4:05 AM EST
  • Moonset:
  • 2:43 PM EST

TONIGHT

PARTLY CLOUDY
Lo: 30°F

MONDAY

MOSTLY SUNNY
Hi: 41°F
Lo: 31°F

TUESDAY

SUNNY

Hi: 45°F
Lo: 29°F

WEDNESDAY

SUNNY

Hi: 45°F
Lo: 31°F
Weather Forecast In Detail:
Forecast Issued: 103 AM EST Mon Nov 17 2025

Rest Of Tonight...Partly cloudy. Near steady temperature in the lower 30s. West winds 15 to 20 mph with gusts up to 30 mph.
Monday...Mostly sunny. Cooler with highs in the lower 40s. West winds 15 to 20 mph with gusts up to 35 mph.
Monday Night...Mostly clear. Lows in the lower 30s. West winds 10 to 15 mph. Gusts up to 30 mph in the evening.
Tuesday...Sunny. Highs in the mid 40s. West winds 10 to 15 mph with gusts up to 25 mph.
Tuesday Night...Mostly clear. Lows in the upper 20s. West winds 5 to 10 mph.
Wednesday...Sunny. Highs in the mid 40s.
Wednesday Night...Partly cloudy. Lows in the upper 20s.
Thursday And Thursday Night...Mostly cloudy. Highs in the mid 40s. Lows in the lower 30s.
Friday...Rain likely. Highs in the lower 50s. Chance of rain 60 percent.
Friday Night...Rain likely. Lows in the lower 40s. Chance of rain 60 percent.
Saturday...Partly sunny with a 40 percent chance of rain. Highs around 50.
Saturday Night And Sunday...Partly cloudy. Lows in the mid 30s. Highs in the upper 40s.
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