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 82%
Wind Speed S 10 mph
Barometer 29.69 in (1005.4 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 14 Jan 6:56 am EST
Extended Forecast for

Hyannis MA

  • Today

    Today: Mostly cloudy, with a high near 51. Southwest wind 10 to 14 mph.

    High: 51 °F

    Mostly Cloudy

  • Tonight

    Tonight: Showers, mainly before 4am. Patchy fog after midnight. Low around 37. South wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of rain showers before 4pm, then a slight chance of snow showers. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 43. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Chance of precipitation is 20%.

    High: 43 °F

    Slight Chance
    Rain/Snow and
    Patchy Fog

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 1am. Partly cloudy, with a low around 17. West wind 13 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Sunny, with a high near 34. Breezy, with a west wind 13 to 20 mph, with gusts as high as 33 mph.

    High: 34 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27. Southwest wind 7 to 9 mph, with gusts as high as 25 mph.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after 11am. Mostly cloudy, with a high near 41. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 41 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 30. West wind around 6 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain

  • Sunday

    Sunday: A chance of snow before 8am, then a chance of rain between 8am and 10am, then a chance of snow after 10am. Mostly cloudy, with a high near 36. West wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 36 °F

    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

Today
Mostly cloudy, with a high near 51. Southwest wind 10 to 14 mph.
Tonight
Showers, mainly before 4am. Patchy fog after midnight. Low around 37. South wind 5 to 9 mph becoming light after midnight. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A slight chance of rain showers before 4pm, then a slight chance of snow showers. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 43. Southwest wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A slight chance of snow showers before 1am. Partly cloudy, with a low around 17. West wind 13 to 16 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 34. Breezy, with a west wind 13 to 20 mph, with gusts as high as 33 mph.
Friday Night
Mostly cloudy, with a low around 27. Southwest wind 7 to 9 mph, with gusts as high as 25 mph.
Saturday
A chance of rain after 11am. Mostly cloudy, with a high near 41. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 30. West wind around 6 mph. Chance of precipitation is 40%.
Sunday
A chance of snow before 8am, then a chance of rain between 8am and 10am, then a chance of snow after 10am. Mostly cloudy, with a high near 36. West wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday Night
A chance of snow before 3am. Partly cloudy, with a low around 22. West wind around 9 mph. Chance of precipitation is 30%.
M.L.King Day
Mostly sunny, with a high near 32. West wind 9 to 11 mph, with gusts as high as 23 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 22. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow. Mostly sunny, with a high near 31. West wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
6:03 am EST Jan 14, 2026
Forecast Valid:
7am EST Jan 14, 2026-6pm EST Jan 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation