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

43°F

6°C

Humidity 93%
Wind Speed S 6 mph
Barometer 29.98 in (1015.4 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Wind Chill39°F (4°C)
Last update 9 Mar 7:56 pm EDT
Extended Forecast for

Hyannis MA

  • Tonight

    Tonight: Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 6 mph.

    Low: 36 °F

    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 51. Southwest wind 6 to 9 mph.

    High: 51 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

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

    Low: 36 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 50. South wind 5 to 10 mph.

    High: 50 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of rain, mainly after 2am. Cloudy, with a low around 41. South wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 41 °F

    Chance Rain

  • Thursday

    Thursday: A chance of rain and thunderstorms. Mostly cloudy, with a high near 50. West wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 50 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A chance of rain before 9pm, then a chance of snow between 9pm and 10pm. Mostly cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 41. Northwest wind 7 to 9 mph becoming southwest in the afternoon.

    High: 41 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of rain after 9pm. Mostly cloudy, with a low around 33. South wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance Rain

Detailed Forecast

Tonight
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 6 mph.
Tuesday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 51. Southwest wind 6 to 9 mph.
Tuesday Night
Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 36. Southwest wind around 6 mph.
Wednesday
Mostly cloudy, with a high near 50. South wind 5 to 10 mph.
Wednesday Night
A chance of rain, mainly after 2am. Cloudy, with a low around 41. South wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Thursday
A chance of rain and thunderstorms. Mostly cloudy, with a high near 50. West wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Thursday Night
A chance of rain before 9pm, then a chance of snow between 9pm and 10pm. Mostly cloudy, with a low around 27. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 41. Northwest wind 7 to 9 mph becoming southwest in the afternoon.
Friday Night
A chance of rain after 9pm. Mostly cloudy, with a low around 33. South wind 9 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 44. West wind 10 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 29. Northwest wind around 7 mph.
Sunday
Mostly cloudy, with a high near 46. West wind 5 to 10 mph becoming southeast in the morning. Winds could gust as high as 20 mph.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 36. South wind 11 to 14 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Monday
Rain likely. Cloudy, with a high near 47. South wind around 15 mph, with gusts as high as 29 mph. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
1:00 pm EDT Mar 9, 2026
Forecast Valid:
8pm EDT Mar 9, 2026-6pm EDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation