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 83%
Wind Speed NE 13 mph
Barometer 30.07 in (1018.4 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 28 Apr 7:56 pm EDT
Extended Forecast for

Hyannis MA

  • Tonight

    Tonight: Patchy drizzle between midnight and 1am, then patchy drizzle with a slight chance of showers after 1am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 42. Northeast wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Mostly Cloudy
    then Patchy
    Drizzle and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers between 2pm and 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. North wind around 8 mph. Chance of precipitation is 20%.

    High: 54 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 44. Northeast wind around 6 mph becoming southeast after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Showers
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Showers, mainly before 5pm. Patchy fog before 9am. High near 55. Southeast wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 55 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 43. West wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 56. West wind 10 to 13 mph.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. West wind 6 to 8 mph.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Southwest wind 6 to 9 mph.

    High: 55 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming northwest after midnight.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Patchy drizzle between midnight and 1am, then patchy drizzle with a slight chance of showers after 1am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 42. Northeast wind 6 to 8 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers between 2pm and 4pm. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 54. North wind around 8 mph. Chance of precipitation is 20%.
Wednesday Night
Showers likely, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 44. Northeast wind around 6 mph becoming southeast after midnight. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers, mainly before 5pm. Patchy fog before 9am. High near 55. Southeast wind around 9 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers, mainly before 10pm. Mostly cloudy, with a low around 43. West wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 56. West wind 10 to 13 mph.
Friday Night
Partly cloudy, with a low around 42. West wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 55. Southwest wind 6 to 9 mph.
Saturday Night
Mostly cloudy, with a low around 40. Southwest wind around 6 mph becoming northwest after midnight.
Sunday
Mostly sunny, with a high near 54. Northwest wind 6 to 9 mph becoming southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 43. West wind around 7 mph.
Monday
Mostly sunny, with a high near 56. Southwest wind 7 to 11 mph.
Monday Night
Partly cloudy, with a low around 44. West wind around 8 mph.
Tuesday
Mostly sunny, with a high near 58. South wind 6 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
2:01 pm EDT Apr 28, 2026
Forecast Valid:
8pm EDT Apr 28, 2026-6pm EDT May 5, 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