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

68°F

20°C

Humidity 73%
Wind Speed SE 6 mph
Barometer 30.13 in (1020.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 2 Sep 5:56 pm EDT
Extended Forecast for

East Dennis MA

  • Tonight

    Tonight: A chance of showers after 5am. Increasing clouds, with a low around 63. Southeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 5pm. High near 78. South wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers and
    Patchy Fog
    then Showers
    Likely and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 7pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 65. Southwest wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 78. Northwest wind 3 to 6 mph.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 64. Calm wind becoming northwest 5 to 8 mph after midnight.

    Low: 64 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 71. North wind 11 to 14 mph, with gusts as high as 24 mph.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. North wind 10 to 13 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 67. North wind 14 to 16 mph, with gusts as high as 29 mph.

    High: 67 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. Northwest wind around 6 mph.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers after 5am. Increasing clouds, with a low around 63. Southeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers and thunderstorms before 2pm, then showers likely and possibly a thunderstorm between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. Patchy fog before 5pm. High near 78. South wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers, mainly before 7pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 65. Southwest wind 3 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 78. Northwest wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 64. Calm wind becoming northwest 5 to 8 mph after midnight.
Saturday
Sunny, with a high near 71. North wind 11 to 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 56. North wind 10 to 13 mph.
Sunday
Sunny, with a high near 67. North wind 14 to 16 mph, with gusts as high as 29 mph.
Sunday Night
Mostly clear, with a low around 55. Northwest wind around 6 mph.
Labor Day
Sunny, with a high near 71. Northwest wind 6 to 8 mph becoming northeast in the afternoon.
Monday Night
Partly cloudy, with a low around 57. West wind around 6 mph.
Tuesday
Mostly sunny, with a high near 76. West wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 60. Southwest wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 74. Southwest wind around 10 mph, with gusts as high as 20 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Dennis MA
 41.75°N 70.15°W (Elev. 13 ft)
Last Update:
6:11 pm EDT Sep 2, 2026
Forecast Valid:
6pm EDT Sep 2, 2026-6pm EDT Sep 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation