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

22°F

-6°C

Humidity 68%
Wind Speed NE 3 mph
Barometer 30.11 in (1019.7 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Last update 16 Jan 10:56 pm EST
Extended Forecast for

Hyannis MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. South wind 3 to 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 2pm. Mostly cloudy, with a high near 44. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 44 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 7pm. Mostly cloudy, with a low around 31. West wind 3 to 8 mph. Winds could gust as high as 22 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of snow before 10am, then rain likely between 10am and 2pm, then snow likely after 2pm. Cloudy, with a high near 39. Southwest wind 3 to 7 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 39 °F

    Rain/Snow
    Likely

  • Sunday Night

    Sunday Night: Snow likely, mainly before 9pm. Mostly cloudy, with a low around 24. North wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    Low: 24 °F

    Snow Likely
    then Chance
    Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 34. Southwest wind 7 to 14 mph, with gusts as high as 25 mph.

    High: 34 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 16. West wind around 13 mph, with gusts as high as 29 mph.

    Low: 16 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 23. West wind 10 to 13 mph, with gusts as high as 26 mph.

    High: 23 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 13. West wind around 10 mph, with gusts as high as 24 mph.

    Low: 13 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. South wind 3 to 6 mph.
Saturday
A slight chance of rain after 2pm. Mostly cloudy, with a high near 44. South wind 5 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Saturday Night
A chance of rain before 7pm. Mostly cloudy, with a low around 31. West wind 3 to 8 mph. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Sunday
A chance of snow before 10am, then rain likely between 10am and 2pm, then snow likely after 2pm. Cloudy, with a high near 39. Southwest wind 3 to 7 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Sunday Night
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 24. North wind 5 to 7 mph becoming west after midnight. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
M.L.King Day
Mostly sunny, with a high near 34. Southwest wind 7 to 14 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 16. West wind around 13 mph, with gusts as high as 29 mph.
Tuesday
Sunny, with a high near 23. West wind 10 to 13 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 13. West wind around 10 mph, with gusts as high as 24 mph.
Wednesday
Mostly sunny, with a high near 33. Southwest wind around 11 mph, with gusts as high as 22 mph.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 24. Southwest wind around 8 mph. Chance of precipitation is 30%.
Thursday
A chance of snow showers. Mostly cloudy, with a high near 37. Southwest wind 9 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 21. Northwest wind around 8 mph. Chance of precipitation is 30%.
Friday
A chance of snow showers. Partly sunny, with a high near 32. Northwest wind 8 to 11 mph. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
3:43 pm EST Jan 16, 2026
Forecast Valid:
11pm EST Jan 16, 2026-6pm EST Jan 23, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation