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

44°F

7°C

Humidity 49%
Wind Speed SW 20 mph
Barometer 29.71 in (1006.2 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 17 Mar 2:56 pm EDT
Extended Forecast for

Dennis MA

  • Tonight

    Tonight: Partly cloudy, with a low around 25. West wind 14 to 16 mph.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 35. Northwest wind 5 to 10 mph becoming north in the afternoon.

    High: 35 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. South wind around 5 mph becoming calm in the evening.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 39. Southeast wind 3 to 7 mph.

    High: 39 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 32. South wind around 6 mph.

    Low: 32 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 44. Southwest wind 6 to 8 mph.

    High: 44 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. Southwest wind around 8 mph.

    Low: 35 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain after 11am. Partly sunny, with a high near 45. South wind 10 to 14 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 35. Southwest wind 13 to 15 mph. Chance of precipitation is 30%.

    Low: 35 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 25. West wind 14 to 16 mph.
Wednesday
Mostly sunny, with a high near 35. Northwest wind 5 to 10 mph becoming north in the afternoon.
Wednesday Night
Partly cloudy, with a low around 28. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 39. Southeast wind 3 to 7 mph.
Thursday Night
Partly cloudy, with a low around 32. South wind around 6 mph.
Friday
Partly sunny, with a high near 44. Southwest wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 35. Southwest wind around 8 mph.
Saturday
A chance of rain after 11am. Partly sunny, with a high near 45. South wind 10 to 14 mph. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 35. Southwest wind 13 to 15 mph. Chance of precipitation is 30%.
Sunday
A chance of rain before 3pm. Partly sunny, with a high near 46. Southwest wind around 15 mph. Chance of precipitation is 30%.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 35. West wind 13 to 16 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 44. Northwest wind around 16 mph.
Monday Night
Partly cloudy, with a low around 29. North wind around 15 mph.
Tuesday
Sunny, with a high near 39. North wind 10 to 13 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
1:46 pm EDT Mar 17, 2026
Forecast Valid:
3pm EDT Mar 17, 2026-6pm EDT Mar 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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