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.

Overcast

37°F

3°C

Humidity 79%
Wind Speed NW 9 mph
Barometer 29.95 in (1014.4 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 3 Dec 12:56 pm EST
Extended Forecast for

Dennis MA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 42. North wind 5 to 9 mph becoming light northwest.

    High: 42 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 34. Calm wind becoming southwest around 6 mph after midnight.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers between noon and 4pm. Cloudy, then becoming mostly sunny during the afternoon, with a high near 42. West wind 8 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.

    High: 42 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 19. Northwest wind 8 to 17 mph, with gusts as high as 46 mph.

    Low: 19 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 31. Light and variable wind becoming northwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.

    High: 31 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow showers before 4am, then a chance of rain showers. Mostly cloudy, with a low around 28. Southwest wind around 7 mph becoming southeast after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 28 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A chance of showers. Cloudy, with a high near 42. Southeast wind around 7 mph becoming west in the afternoon. Chance of precipitation is 50%.

    High: 42 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 9pm. Mostly cloudy, with a low around 33. West wind around 6 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 43. Northwest wind 7 to 9 mph.

    High: 43 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 42. North wind 5 to 9 mph becoming light northwest.
Tonight
Mostly cloudy, with a low around 34. Calm wind becoming southwest around 6 mph after midnight.
Thursday
A slight chance of showers between noon and 4pm. Cloudy, then becoming mostly sunny during the afternoon, with a high near 42. West wind 8 to 16 mph, with gusts as high as 34 mph. Chance of precipitation is 20%.
Thursday Night
Mostly clear, with a low around 19. Northwest wind 8 to 17 mph, with gusts as high as 46 mph.
Friday
Mostly sunny, with a high near 31. Light and variable wind becoming northwest 5 to 8 mph in the morning. Winds could gust as high as 20 mph.
Friday Night
A chance of rain and snow showers before 4am, then a chance of rain showers. Mostly cloudy, with a low around 28. Southwest wind around 7 mph becoming southeast after midnight. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A chance of showers. Cloudy, with a high near 42. Southeast wind around 7 mph becoming west in the afternoon. Chance of precipitation is 50%.
Saturday Night
A chance of showers before 9pm. Mostly cloudy, with a low around 33. West wind around 6 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 43. Northwest wind 7 to 9 mph.
Sunday Night
Mostly cloudy, with a low around 26. Northwest wind 9 to 15 mph.
Monday
Partly sunny, with a high near 33. North wind around 16 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 22. Northwest wind 11 to 14 mph.
Tuesday
Mostly sunny, with a high near 35. Northwest wind 11 to 13 mph becoming southwest in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
1:21 pm EST Dec 3, 2025
Forecast Valid:
1pm EST Dec 3, 2025-6pm EST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation