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

66°F

19°C

Humidity 96%
Wind Speed SW 3 mph
Barometer 30.27 in (1025.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 17 Sep 7:53 am EDT
Extended Forecast for

Edgartown MA

  • Today

    Today: Mostly sunny, with a high near 74. Southwest wind 6 to 9 mph.

    High: 74 °F

    Mostly Sunny

  • Tonight

    Tonight: Showers likely, mainly after 5am. Mostly cloudy, with a low around 64. South wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 64 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday

    Friday: A chance of showers, mainly before 8am. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 75. West wind 9 to 13 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 75 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. North wind 8 to 13 mph.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 65. Northeast wind 7 to 11 mph.

    High: 65 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 49. Southeast wind 3 to 5 mph.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 69. Southeast wind 8 to 11 mph. Chance of precipitation is 60%.

    High: 69 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 3am. Mostly cloudy, with a low around 57. South wind 10 to 13 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers before 11am. Mostly cloudy, with a high near 67. North wind around 17 mph. Chance of precipitation is 30%.

    High: 67 °F

    Chance
    Showers then
    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 74. Southwest wind 6 to 9 mph.
Tonight
Showers likely, mainly after 5am. Mostly cloudy, with a low around 64. South wind 7 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A chance of showers, mainly before 8am. Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 75. West wind 9 to 13 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 51. North wind 8 to 13 mph.
Saturday
Mostly sunny, with a high near 65. Northeast wind 7 to 11 mph.
Saturday Night
Mostly cloudy, with a low around 49. Southeast wind 3 to 5 mph.
Sunday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 69. Southeast wind 8 to 11 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 3am. Mostly cloudy, with a low around 57. South wind 10 to 13 mph becoming north after midnight. Chance of precipitation is 70%.
Monday
A chance of showers before 11am. Mostly cloudy, with a high near 67. North wind around 17 mph. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 56. Northeast wind 14 to 16 mph.
Tuesday
Partly sunny, with a high near 66. Northeast wind around 18 mph.
Tuesday Night
Partly cloudy, with a low around 55. Northeast wind around 16 mph.
Wednesday
Mostly sunny, with a high near 66. Breezy, with an east wind 17 to 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Edgartown MA
 41.38°N 70.53°W (Elev. 30 ft)
Last Update:
3:30 am EDT Sep 17, 2026
Forecast Valid:
8am EDT Sep 17, 2026-6pm EDT Sep 23, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation