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

79°F

26°C

Humidity 79%
Wind Speed SW 14 mph
Barometer 30.03 in (1017.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Jul 6:56 pm EDT
Extended Forecast for

East Dennis MA

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, increasing clouds, with a low around 70. Southwest wind 3 to 6 mph.

    Low: 70 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly sunny, with a high near 86. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 86 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after midnight. Otherwise, increasing clouds, with a low around 74. Southwest wind around 7 mph.

    Low: 74 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 85. Southwest wind 8 to 13 mph. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 72. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 85. West wind around 9 mph becoming north in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. North wind around 6 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 81. Northeast wind around 7 mph.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 67. South wind 3 to 5 mph.

    Low: 67 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 70. Southwest wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 86. Light southwest wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Patchy fog after midnight. Otherwise, increasing clouds, with a low around 74. Southwest wind around 7 mph.
Thursday
A chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 85. Southwest wind 8 to 13 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 72. Southwest wind 8 to 10 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 85. West wind around 9 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 66. North wind around 6 mph.
Saturday
Sunny, with a high near 81. Northeast wind around 7 mph.
Saturday Night
Mostly cloudy, with a low around 67. South wind 3 to 5 mph.
Sunday
A chance of showers after 1pm. Partly sunny, with a high near 82. South wind 6 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. South wind around 7 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 81. North wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 66. Southeast wind around 5 mph becoming light and variable.
Tuesday
Mostly sunny, with a high near 79. Northeast wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
East Dennis MA
 41.73°N 70.15°W (Elev. 62 ft)
Last Update:
3:27 pm EDT Jul 15, 2025
Forecast Valid:
7pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation