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

43°F

6°C

Humidity 53%
Wind Speed N 10 mph
Barometer 30.38 in (1029.0 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 12 Apr 1:56 am EDT
Extended Forecast for

Dennis MA

  • Overnight

    Overnight: Clear, with a low around 35. North wind around 6 mph, with gusts as high as 24 mph.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 51. North wind around 6 mph.

    High: 51 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Isolated showers after 1am. Mostly cloudy, with a low around 43. South wind 7 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Isolated
    Showers

  • Monday

    Monday: Isolated showers after 2pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 55. Breezy, with a southwest wind around 21 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.

    High: 55 °F

    Isolated
    Showers and
    Patchy Fog

  • Monday Night

    Monday Night: Isolated showers before 2am. Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 49. Breezy, with a southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Chance of precipitation is 20%.

    Low: 49 °F

    Isolated
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Mostly sunny, with a high near 62. South wind 7 to 10 mph, with gusts as high as 20 mph.

    High: 62 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 49. Southwest wind around 10 mph.

    Low: 49 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. Southwest wind 8 to 10 mph.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers after 9pm. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers

Detailed Forecast

Overnight
Clear, with a low around 35. North wind around 6 mph, with gusts as high as 24 mph.
Sunday
Increasing clouds, with a high near 51. North wind around 6 mph.
Sunday Night
Isolated showers after 1am. Mostly cloudy, with a low around 43. South wind 7 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Monday
Isolated showers after 2pm. Patchy fog after 5pm. Otherwise, cloudy, with a high near 55. Breezy, with a southwest wind around 21 mph, with gusts as high as 40 mph. Chance of precipitation is 20%.
Monday Night
Isolated showers before 2am. Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 49. Breezy, with a southwest wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 62. South wind 7 to 10 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 49. Southwest wind around 10 mph.
Wednesday
Partly sunny, with a high near 63. Southwest wind 8 to 10 mph.
Wednesday Night
A chance of showers after 9pm. Mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Thursday
Mostly cloudy, with a high near 58. South wind 7 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 48. Southwest wind around 9 mph.
Friday
Partly sunny, with a high near 61. Southwest wind around 8 mph.
Friday Night
Mostly cloudy, with a low around 46. Northeast wind around 6 mph.
Saturday
Partly sunny, with a high near 56. Northeast wind 6 to 9 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis MA
 41.74°N 70.21°W (Elev. 30 ft)
Last Update:
12:56 am EDT Apr 12, 2026
Forecast Valid:
2am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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