Marine Weather Net

Cambridge, MA Weather Forecast


Marine Forecast: Boston Harbor


Cambridge, Massachusetts

 Lat: 42.38N, Lon: 71.11W

Current Conditions Updated: 254 AM EDT WED OCT 1 2025

Mostly Clear
Temp: 55°F
  • Humidity:
  • 66%
  • Winds:
  • 12 MPH N
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.13 in.
  • Dewpoint:
  • 44°F
  • Heat index:
  • 55°F

  • Sunrise:
  • 6:39 AM EDT
  • Sunset:
  • 6:26 PM EDT
  • Moonrise:
  • 3:50 PM EDT
  • Moonset:
  • N/A EDT

TONIGHT

MOSTLY CLEAR
Lo: 50°F

WEDNESDAY

SUNNY

Hi: 65°F
Lo: 45°F

THURSDAY

SUNNY

Hi: 61°F
Lo: 45°F

FRIDAY

SUNNY

Hi: 71°F
Lo: 59°F
Weather Forecast In Detail:
Forecast Issued: 1002 PM EDT Tue Sep 30 2025

Overnight...Mostly clear. Lows around 50. North winds 5 to 10 mph. Gusts up to 20 mph.
Wednesday...Sunny, cooler with highs in the mid 60s. Northeast winds 10 to 15 mph with gusts up to 25 mph.
Wednesday Night...Mostly clear. Lows in the mid 40s. North winds 10 to 15 mph. Gusts up to 25 mph in the evening.
Thursday...Sunny. Highs in the lower 60s. Northeast winds 5 to 10 mph.
Thursday Night...Mostly clear. Lows in the mid 40s. Southeast winds around 5 mph, becoming southwest around 5 mph after midnight.
Friday...Sunny. Highs in the lower 70s.
Friday Night And Saturday...Clear. Lows in the lower 50s. Highs in the upper 70s.
Saturday Night...Mostly clear. Lows in the upper 50s. Highs in the lower 80s.
Sunday...Mostly clear. Lows in the upper 50s. Highs in the lower 80s.
Monday...Mostly clear. Lows in the upper 50s. Highs in the lower 80s.
Monday Night And Tuesday...Partly cloudy. Lows in the upper 50s. Highs around 80.
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