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

65°F

18°C

Humidity 87%
Wind Speed Calm
Barometer 30.19 in (1022.4 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 2 Aug 7:56 pm EDT
Extended Forecast for

Hyannis MA

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 77. Calm wind becoming south 5 to 9 mph in the morning.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. South wind 3 to 6 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80. South wind 3 to 7 mph.

    High: 80 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. South wind around 6 mph becoming calm in the evening.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Northeast wind 5 to 9 mph.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 65. East wind around 6 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 77. Northeast wind 7 to 10 mph.

    High: 77 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 66. East wind around 7 mph.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 60. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 77. Calm wind becoming south 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 64. South wind 3 to 6 mph.
Monday
Sunny, with a high near 80. South wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 66. South wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 79. Northeast wind 5 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 65. East wind around 6 mph.
Wednesday
Mostly sunny, with a high near 77. Northeast wind 7 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 66. East wind around 7 mph.
Thursday
Mostly sunny, with a high near 77. East wind 7 to 10 mph.
Thursday Night
Partly cloudy, with a low around 65. Southeast wind around 7 mph.
Friday
Mostly sunny, with a high near 77. Southeast wind 6 to 10 mph.
Friday Night
Partly cloudy, with a low around 66. South wind around 7 mph.
Saturday
Mostly sunny, with a high near 79. South wind 6 to 10 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
1:37 pm EDT Aug 2, 2025
Forecast Valid:
8pm EDT Aug 2, 2025-6pm EDT Aug 9, 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