Marine Weather Net

Boston, MA Weather Forecast


Marine Forecast: Boston Harbor


Boston, Massachusetts

 Lat: 42.36N, Lon: 71.06W

Current Conditions Updated: 1254 AM EDT SAT JUL 19 2025

Clear


Temp: 66°F
  • Humidity:
  • 81%
  • Winds:
  • N/A
  • Gusts:
  • N/A MPH
  • Barometer:
  • 30.11 in.
  • Dewpoint:
  • 60°F
  • Heat index:
  • 66°F

  • Sunrise:
  • 5:22 AM EDT
  • Sunset:
  • 8:15 PM EDT
  • Moonrise:
  • 12:15 AM EDT
  • Moonset:
  • 3:30 PM EDT

TONIGHT

MOSTLY CLEAR
Lo: 61°F

SATURDAY

SUNNY

Hi: 85°F
Lo: 70°F

SUNDAY

CHANCE OF T-STORM
Hi: 85°F
Lo: 60°F
Precip: 70%

WEDNESDAY

MOSTLY SUNNY
Hi: 81°F
Lo: 71°F
Weather Forecast In Detail:
Forecast Issued: 403 PM EDT Fri Jul 18 2025

Tonight...Mostly clear. Lows in the lower 60s. Northwest winds around 5 mph.
Saturday...Sunny. Highs in the mid 80s. Northeast winds around 5 mph, becoming south in the afternoon.
Saturday Night...Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows around 70. South winds around 10 mph. Gusts up to 20 mph after midnight. Chance of rain 30 percent.
Sunday...Showers likely with a chance of thunderstorms. Humid with highs in the mid 80s. Southwest winds around 10 mph with gusts up to 20 mph. Chance of rain 70 percent.
Sunday Night...Showers likely with a chance of thunderstorms. Humid with lows in the mid 60s. Northwest winds 5 to 10 mph. Chance of rain 60 percent.
Monday...Mostly clear. Highs in the upper 70s. Lows around 60.
Tuesday...Mostly clear. Highs in the upper 70s. Lows around 60.
Wednesday...Mostly sunny. Highs in the lower 80s.
Wednesday Night And Thursday...Mostly cloudy. Lows in the upper 60s. Highs in the mid 80s.
Thursday Night...Mostly cloudy with a chance of showers. Lows in the lower 70s. Chance of rain 40 percent.
Friday...Partly sunny with a chance of showers. Highs in the upper 80s. Chance of rain 30 percent.
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