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

53°F

12°C

Humidity 96%
Wind Speed Calm
Barometer 30.21 in (1023.0 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 5 Oct 2:56 am EDT
Extended Forecast for

Dennis MA

  • Overnight

    Overnight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 73. Calm wind becoming south around 6 mph in the afternoon.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. Calm wind becoming southwest around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 72. Light southwest wind increasing to 6 to 11 mph in the morning.

    High: 72 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60. Southwest wind around 10 mph.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 73. Southwest wind 10 to 16 mph.

    High: 73 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 4am. Mostly cloudy, with a low around 60. Southwest wind around 14 mph. Chance of precipitation is 60%.

    Low: 60 °F

    Mostly Cloudy
    then Showers
    Likely

  • Wednesday

    Wednesday: Showers. High near 71. Southwest wind 13 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 90%.

    High: 71 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 7pm. Partly cloudy, with a low around 50. North wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 58. Calm wind.
Sunday
Sunny, with a high near 73. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 59. Calm wind becoming southwest around 5 mph.
Monday
Mostly sunny, with a high near 72. Light southwest wind increasing to 6 to 11 mph in the morning.
Monday Night
Partly cloudy, with a low around 60. Southwest wind around 10 mph.
Tuesday
Mostly sunny, with a high near 73. Southwest wind 10 to 16 mph.
Tuesday Night
Showers likely, mainly after 4am. Mostly cloudy, with a low around 60. Southwest wind around 14 mph. Chance of precipitation is 60%.
Wednesday
Showers. High near 71. Southwest wind 13 to 15 mph becoming northwest in the afternoon. Chance of precipitation is 90%.
Wednesday Night
Showers likely, mainly before 7pm. Partly cloudy, with a low around 50. North wind 11 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Thursday
Sunny, with a high near 60. North wind around 15 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 49. Northeast wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 63. East wind 6 to 8 mph becoming south in the afternoon.
Friday Night
Partly cloudy, with a low around 53. Southwest wind around 7 mph.
Saturday
A chance of showers. Partly sunny, with a high near 67. West wind 8 to 10 mph. Chance of precipitation is 30%.
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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:
12:59 am EDT Oct 5, 2025
Forecast Valid:
3am EDT Oct 5, 2025-6pm EDT Oct 11, 2025
 
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