National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marthas Vineyard Airport (KMVY)

Lat: 41.39°NLon: 70.62°WElev: 59ft.

Fair

70°F

21°C

Humidity 93%
Wind Speed W 5 mph
Barometer 29.90 in (1012.3 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 3 Sep 9:53 pm EDT
Extended Forecast for

Edgartown MA

  • Tonight

    Tonight: Areas of fog. Otherwise, mostly cloudy, with a low around 68. West wind around 6 mph.

    Low: 68 °F

    Areas Fog

  • Friday

    Friday: Areas of fog before 10am. Otherwise, partly sunny, with a high near 78. Northwest wind 5 to 8 mph.

    High: 78 °F

    Areas Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy during the early evening, then gradual clearing, with a low around 64. West wind around 8 mph becoming north after midnight.

    Low: 64 °F

    Gradual
    Clearing

  • Saturday

    Saturday: Sunny, with a high near 73. North wind 11 to 14 mph.

    High: 73 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. Northeast wind around 15 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 70. North wind around 17 mph.

    High: 70 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Northwest wind 6 to 8 mph.

    Low: 61 °F

    Mostly Clear

  • Labor Day

    Labor Day: Sunny, with a high near 72. Northwest wind 7 to 9 mph.

    High: 72 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 63. West wind 6 to 8 mph.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Tonight
Areas of fog. Otherwise, mostly cloudy, with a low around 68. West wind around 6 mph.
Friday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 78. Northwest wind 5 to 8 mph.
Friday Night
Mostly cloudy during the early evening, then gradual clearing, with a low around 64. West wind around 8 mph becoming north after midnight.
Saturday
Sunny, with a high near 73. North wind 11 to 14 mph.
Saturday Night
Partly cloudy, with a low around 60. Northeast wind around 15 mph.
Sunday
Mostly sunny, with a high near 70. North wind around 17 mph.
Sunday Night
Mostly clear, with a low around 61. Northwest wind 6 to 8 mph.
Labor Day
Sunny, with a high near 72. Northwest wind 7 to 9 mph.
Monday Night
Mostly clear, with a low around 63. West wind 6 to 8 mph.
Tuesday
Sunny, with a high near 74. West wind around 10 mph.
Tuesday Night
Partly cloudy, with a low around 64. Southwest wind around 9 mph.
Wednesday
Mostly sunny, with a high near 73. Southeast wind 9 to 14 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 66. Southwest wind 15 to 18 mph. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 76. Breezy, with a southwest wind 18 to 20 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Edgartown MA
 41.38°N 70.51°W (Elev. 3 ft)
Last Update:
6:39 pm EDT Sep 3, 2026
Forecast Valid:
10pm EDT Sep 3, 2026-6pm EDT Sep 10, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation