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.

Mostly Cloudy

79°F

26°C

Humidity 79%
Wind Speed S 8 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 28 Aug 1:56 pm EDT
Extended Forecast for

East Dennis MA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 80. South wind around 7 mph.

    High: 80 °F

    Mostly Cloudy

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 64. Southwest wind 5 to 9 mph becoming north after midnight.

    Low: 64 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Mostly sunny, with a high near 72. North wind 6 to 10 mph.

    High: 72 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 63. Light and variable wind becoming southwest around 5 mph in the evening.

    Low: 63 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Southwest wind 6 to 11 mph.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 9pm. Mostly cloudy, with a low around 67. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 67 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 75. Northwest wind around 8 mph becoming northeast in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. Light southeast wind.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 75. Southeast wind 5 to 8 mph.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 80. South wind around 7 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 64. Southwest wind 5 to 9 mph becoming north after midnight.
Saturday
Mostly sunny, with a high near 72. North wind 6 to 10 mph.
Saturday Night
Mostly clear, with a low around 63. Light and variable wind becoming southwest around 5 mph in the evening.
Sunday
Sunny, with a high near 82. Southwest wind 6 to 11 mph.
Sunday Night
A chance of showers, mainly after 9pm. Mostly cloudy, with a low around 67. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 75. Northwest wind around 8 mph becoming northeast in the afternoon.
Monday Night
Partly cloudy, with a low around 64. Light southeast wind.
Tuesday
Mostly sunny, with a high near 75. Southeast wind 5 to 8 mph.
Tuesday Night
A chance of showers after 10pm. Mostly cloudy, with a low around 66. Southeast wind around 7 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 78. South wind 9 to 11 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 67. South wind around 8 mph. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 78. Southwest wind around 9 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Dennis MA
 41.73°N 70.15°W (Elev. 62 ft)
Last Update:
2:11 pm EDT Aug 28, 2026
Forecast Valid:
2pm EDT Aug 28, 2026-6pm EDT Sep 3, 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