Marine Weather Net

Boston, MA Weather Forecast


Marine Forecast: Boston Harbor


Boston, Massachusetts

 Lat: 42.36N, Lon: 71.06W

Current Conditions Updated: 154 PM EDT SUN JUL 19 2026

Mostly Clear
Temp: 79°F
  • Humidity:
  • 34%
  • Winds:
  • 17 MPH WNW
  • Gusts:
  • 26 MPH
  • Barometer:
  • 29.74 in.
  • Dewpoint:
  • 49°F
  • Heat index:
  • 79°F

  • Sunrise:
  • 5:22 AM EDT
  • Sunset:
  • 8:15 PM EDT
  • Moonrise:
  • 11:30 AM EDT
  • Moonset:
  • 11:01 PM EDT

THIS AFTERNOON

SUNNY

Lo: 61°F

MONDAY

SUNNY

Hi: 81°F
Lo: 65°F

TUESDAY

MOSTLY CLOUDY
Hi: 81°F
Lo: 69°F

WEDNESDAY

CHANCE OF T-STORM
Hi: 85°F
Lo: 65°F
Precip: 80%
Weather Forecast In Detail:
Forecast Issued: 103 PM EDT Sun Jul 19 2026

This Afternoon...Sunny. Near steady temperature in the upper 70s. Northwest winds 10 to 15 mph.
Tonight...Clear. Lows in the lower 60s. Northwest winds 5 to 10 mph.
Monday...Sunny. Highs in the lower 80s. West winds around 5 mph, becoming south in the afternoon.
Monday Night...Partly cloudy. Lows in the mid 60s. South winds 5 to 10 mph.
Tuesday...Mostly cloudy. Highs in the lower 80s. South winds 10 to 15 mph.
Tuesday Night...Showers with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 90 percent.
Wednesday...Showers with a chance of thunderstorms. Highs in the mid 80s. Chance of rain 80 percent.
Wednesday Night...Showers likely with a chance of thunderstorms. Lows in the mid 60s. Chance of rain 70 percent.
Thursday...Mostly clear. Highs in the mid 80s. Lows in the mid 60s.
Friday...Mostly clear. Highs in the mid 80s. Lows in the mid 60s.
Saturday...Mostly clear. Highs in the mid 80s. Lows in the mid 60s.
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