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.

Partly Cloudy

73°F

23°C

Humidity 57%
Wind Speed SE 8 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 2 Sep 1:56 pm EDT
Extended Forecast for

Dennis MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 72. East wind around 7 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 73. Calm wind becoming east around 6 mph in the morning.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog between 10pm and 3am. Otherwise, mostly clear, with a low around 59. South wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Patchy Fog

  • Thursday

    Thursday: Sunny, with a high near 74. South wind 5 to 10 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. South wind around 9 mph.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77. South wind 10 to 14 mph.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. South wind 10 to 13 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers after 10am. Partly sunny, with a high near 79. South wind 10 to 14 mph. Chance of precipitation is 30%.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 72. East wind around 7 mph.
Tonight
Partly cloudy, with a low around 54. East wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 73. Calm wind becoming east around 6 mph in the morning.
Wednesday Night
Patchy fog between 10pm and 3am. Otherwise, mostly clear, with a low around 59. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 74. South wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 63. South wind around 9 mph.
Friday
Mostly sunny, with a high near 77. South wind 10 to 14 mph.
Friday Night
Partly cloudy, with a low around 66. South wind 10 to 13 mph.
Saturday
A chance of showers after 10am. Partly sunny, with a high near 79. South wind 10 to 14 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 62. Southwest wind 8 to 10 mph. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 73. Northwest wind around 9 mph. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 58. Northwest wind around 7 mph.
Monday
Mostly sunny, with a high near 71. North wind around 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:
12:08 pm EDT Sep 2, 2025
Forecast Valid:
2pm EDT Sep 2, 2025-6pm EDT Sep 8, 2025
 
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