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.

Fog

39°F

4°C

Humidity 100%
Wind Speed Calm
Barometer 29.60 in (1002.6 mb)
Dewpoint 39°F (4°C)
Visibility 0.25 mi
Last update 7 Jan 8:56 am EST
Extended Forecast for

Hyannis MA

  • Today

    Today: A chance of rain between 10am and 1pm. Patchy dense fog. Otherwise, cloudy, with a high near 41. West wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 41 °F

    Chance Rain
    and Patchy
    Dense Fog

  • Tonight

    Tonight: Patchy fog before 11pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind around 6 mph.

    Low: 31 °F

    Patchy Fog
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 40. Northwest wind 5 to 8 mph becoming calm in the afternoon.

    High: 40 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31. Calm wind.

    Low: 31 °F

    Partly Cloudy

  • Friday

    Friday: A chance of rain, mainly after 4pm. Partly sunny, with a high near 46. South wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 46 °F

    Partly Sunny
    then Chance
    Rain

  • Friday Night

    Friday Night: Rain likely, mainly between 10pm and midnight. Cloudy, with a low around 38. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly after 1pm. Cloudy, with a high near 47. West wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 70%.

    High: 47 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain. Low around 38. Southeast wind around 8 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    Low: 38 °F

    Rain

  • Sunday

    Sunday: Rain likely, mainly before 1pm. Cloudy, with a high near 45. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    High: 45 °F

    Rain Likely

Detailed Forecast

Today
A chance of rain between 10am and 1pm. Patchy dense fog. Otherwise, cloudy, with a high near 41. West wind 6 to 9 mph. Chance of precipitation is 30%.
Tonight
Patchy fog before 11pm. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 31. Northwest wind around 6 mph.
Thursday
Sunny, with a high near 40. Northwest wind 5 to 8 mph becoming calm in the afternoon.
Thursday Night
Partly cloudy, with a low around 31. Calm wind.
Friday
A chance of rain, mainly after 4pm. Partly sunny, with a high near 46. South wind 5 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Friday Night
Rain likely, mainly between 10pm and midnight. Cloudy, with a low around 38. South wind 7 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Saturday
Rain likely, mainly after 1pm. Cloudy, with a high near 47. West wind 6 to 8 mph becoming east in the afternoon. Chance of precipitation is 70%.
Saturday Night
Rain. Low around 38. Southeast wind around 8 mph becoming southwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Sunday
Rain likely, mainly before 1pm. Cloudy, with a high near 45. West wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Sunday Night
A chance of rain before 1am, then a chance of snow. Mostly cloudy, with a low around 27. West wind around 11 mph, with gusts as high as 26 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 36. West wind 10 to 13 mph, with gusts as high as 25 mph.
Monday Night
Mostly clear, with a low around 27. West wind around 8 mph.
Tuesday
Partly sunny, with a high near 39. Southwest wind 8 to 13 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
12:36 am EST Jan 7, 2026
Forecast Valid:
9am EST Jan 7, 2026-6pm EST Jan 13, 2026
 
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Additional Resources

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Chance of Precipitation