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

50°F

10°C

Humidity 77%
Wind Speed S 7 mph
Barometer 29.96 in (1014.7 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 10 Mar 3:56 pm EDT
Extended Forecast for

Hyannis MA

  • Tonight

    Tonight: Patchy fog between midnight and 2am. Otherwise, mostly cloudy, with a low around 36. Southwest wind 3 to 6 mph.

    Low: 36 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before noon. Otherwise, mostly cloudy, with a high near 46. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 46 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 42. South wind 8 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    Low: 42 °F

    Chance Rain
    and Patchy
    Fog

  • Thursday

    Thursday: Rain likely, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 49. Southwest wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 49 °F

    Chance Rain
    and Patchy
    Fog then Rain
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. West wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 42. West wind 6 to 10 mph becoming southwest in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain and snow between 10pm and 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 33. South wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.

    Low: 33 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 44. West wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Northwest wind 6 to 9 mph.

    Low: 30 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog between midnight and 2am. Otherwise, mostly cloudy, with a low around 36. Southwest wind 3 to 6 mph.
Wednesday
Patchy fog before noon. Otherwise, mostly cloudy, with a high near 46. Calm wind becoming south 5 to 7 mph in the afternoon.
Wednesday Night
A chance of rain, mainly after 2am. Patchy fog. Otherwise, cloudy, with a low around 42. South wind 8 to 11 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Thursday
Rain likely, mainly after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 49. Southwest wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Partly cloudy, with a low around 28. West wind 8 to 10 mph, with gusts as high as 21 mph.
Friday
Mostly sunny, with a high near 42. West wind 6 to 10 mph becoming southwest in the afternoon.
Friday Night
A chance of rain and snow between 10pm and 11pm, then a chance of rain after 11pm. Mostly cloudy, with a low around 33. South wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 44. West wind 14 to 16 mph, with gusts as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 30. Northwest wind 6 to 9 mph.
Sunday
Mostly cloudy, with a high near 46. North wind 5 to 9 mph becoming southeast in the afternoon.
Sunday Night
Rain likely. Cloudy, with a low around 38. South wind 11 to 16 mph, with gusts as high as 29 mph. Chance of precipitation is 60%.
Monday
Rain. High near 51. Breezy, with a south wind 18 to 20 mph, with gusts as high as 34 mph. Chance of precipitation is 90%.
Monday Night
Rain likely. Mostly cloudy, with a low around 27. Southwest wind 11 to 14 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 37. West wind around 11 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
4:02 pm EDT Mar 10, 2026
Forecast Valid:
4pm EDT Mar 10, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation