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.

Mostly Cloudy

43°F

6°C

Humidity 97%
Wind Speed S 10 mph
Barometer 29.35 in (993.9 mb)
Dewpoint 42°F (6°C)
Visibility 8.00 mi
Wind Chill37°F (3°C)
Last update 15 Jan 7:56 am EST
Extended Forecast for

Hyannis MA

  • Today

    Today: Cloudy through mid morning, then gradual clearing, with a high near 49. Southwest wind 8 to 16 mph, with gusts as high as 26 mph.

    High: 49 °F

    Gradual
    Clearing

  • Tonight

    Tonight: Cloudy, then gradually becoming partly cloudy, with a low around 21. West wind 9 to 14 mph, with gusts as high as 32 mph.

    Low: 21 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 35. Breezy, with a west wind 15 to 21 mph, with gusts as high as 33 mph.

    High: 35 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 28. Southwest wind 6 to 9 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Saturday

    Saturday: A slight chance of snow before 10am, then a chance of rain between 10am and 4pm. Cloudy, with a high near 41. South wind 5 to 9 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 41 °F

    Chance
    Rain/Snow
    then Chance
    Rain

  • Saturday Night

    Saturday Night: A slight chance of showers before 8pm. Mostly cloudy, with a low around 31. West wind around 6 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of snow before 11am, then a chance of rain between 11am and 3pm, then snow likely after 3pm. Mostly cloudy, with a high near 40. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.

    High: 40 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 24. Northwest wind 6 to 9 mph. Chance of precipitation is 70%.

    Low: 24 °F

    Snow Likely
    then Chance
    Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 32. Southwest wind 9 to 13 mph, with gusts as high as 26 mph.

    High: 32 °F

    Mostly Sunny

Detailed Forecast

Today
Cloudy through mid morning, then gradual clearing, with a high near 49. Southwest wind 8 to 16 mph, with gusts as high as 26 mph.
Tonight
Cloudy, then gradually becoming partly cloudy, with a low around 21. West wind 9 to 14 mph, with gusts as high as 32 mph.
Friday
Sunny, with a high near 35. Breezy, with a west wind 15 to 21 mph, with gusts as high as 33 mph.
Friday Night
Increasing clouds, with a low around 28. Southwest wind 6 to 9 mph.
Saturday
A slight chance of snow before 10am, then a chance of rain between 10am and 4pm. Cloudy, with a high near 41. South wind 5 to 9 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday Night
A slight chance of showers before 8pm. Mostly cloudy, with a low around 31. West wind around 6 mph. Chance of precipitation is 20%.
Sunday
A chance of snow before 11am, then a chance of rain between 11am and 3pm, then snow likely after 3pm. Mostly cloudy, with a high near 40. Southwest wind 6 to 9 mph. Chance of precipitation is 60%.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 24. Northwest wind 6 to 9 mph. Chance of precipitation is 70%.
M.L.King Day
Mostly sunny, with a high near 32. Southwest wind 9 to 13 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 17. West wind around 10 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 25. West wind 10 to 14 mph, with gusts as high as 28 mph.
Tuesday Night
Partly cloudy, with a low around 12. West wind around 11 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 26. West wind 10 to 13 mph, with gusts as high as 25 mph.
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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:
5:49 am EST Jan 15, 2026
Forecast Valid:
8am EST Jan 15, 2026-6pm EST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation