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

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Fair

69°F

21°C

Humidity 84%
Wind Speed SW 6 mph
Barometer 30.07 in (1018.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 26 Aug 8:56 pm EDT
Extended Forecast for

Dennis Port MA

  • Tonight

    Tonight: Increasing clouds, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: A chance of showers, mainly between 2am and 5am. Mostly cloudy, with a low around 68. South wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Partly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 79. South wind 6 to 8 mph.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67. Southwest wind around 6 mph becoming northwest after midnight.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 77. North wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 64. Light and variable wind.

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 79. Southwest wind 5 to 11 mph.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. West wind around 10 mph.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around 64. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 5 to 10 mph, with gusts as high as 22 mph.
Thursday Night
A chance of showers, mainly between 2am and 5am. Mostly cloudy, with a low around 68. South wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 79. South wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 67. Southwest wind around 6 mph becoming northwest after midnight.
Saturday
Mostly sunny, with a high near 77. North wind 7 to 10 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 64. Light and variable wind.
Sunday
Sunny, with a high near 79. Southwest wind 5 to 11 mph.
Sunday Night
Partly cloudy, with a low around 68. West wind around 10 mph.
Monday
Mostly sunny, with a high near 79. West wind around 9 mph.
Monday Night
Mostly cloudy, with a low around 66. South wind around 6 mph.
Tuesday
Partly sunny, with a high near 77. South wind 7 to 10 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 66. South wind 5 to 7 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 78. South wind 7 to 10 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.66°N 70.14°W (Elev. 13 ft)
Last Update:
6:39 pm EDT Aug 26, 2026
Forecast Valid:
9pm EDT Aug 26, 2026-6pm EDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation