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

48°F

9°C

Humidity 77%
Wind Speed SW 10 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 13 May 3:56 am EDT
Extended Forecast for

East Dennis MA

  • Today

    Today: Partly sunny, with a high near 64. South wind 7 to 15 mph, with gusts as high as 26 mph.

    High: 64 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. South wind 10 to 13 mph.

    Low: 53 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers, mainly after 10am. High near 63. East wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 63 °F

    Showers

  • Thursday Night

    Thursday Night: Showers likely before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Patchy fog before 9pm. Low around 50. East wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers and
    Patchy Fog

  • Friday

    Friday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 57. Northeast wind 6 to 10 mph. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 51. North wind around 6 mph becoming west after midnight. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 70. Southwest wind 7 to 14 mph.

    High: 70 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 74. West wind around 9 mph.

    High: 74 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 64. South wind 7 to 15 mph, with gusts as high as 26 mph.
Tonight
Mostly cloudy, with a low around 53. South wind 10 to 13 mph.
Thursday
Showers, mainly after 10am. High near 63. East wind 11 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers likely after 2am. Patchy fog before 9pm. Low around 50. East wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 57. Northeast wind 6 to 10 mph. Chance of precipitation is 70%.
Friday Night
A chance of showers, mainly before 7pm. Mostly cloudy, with a low around 51. North wind around 6 mph becoming west after midnight. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 70. Southwest wind 7 to 14 mph.
Saturday Night
Mostly clear, with a low around 56. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 74. West wind around 9 mph.
Sunday Night
Partly cloudy, with a low around 54. West wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 68. Light and variable wind becoming east 5 to 7 mph in the morning.
Monday Night
Mostly cloudy, with a low around 55. South wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 72. South wind 5 to 13 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:
12:35 am EDT May 13, 2026
Forecast Valid:
4am EDT May 13, 2026-6pm EDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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