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.

Overcast

37°F

3°C

Humidity 86%
Wind Speed SW 8 mph
Barometer 30.11 in (1019.8 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 20 Mar 3:56 am EDT
Extended Forecast for

Hyannis MA

  • Today

    Today: Increasing clouds, with a high near 46. West wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.

    High: 46 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers. Low around 37. Breezy, with a southwest wind 17 to 22 mph decreasing to 11 to 16 mph in the evening. Winds could gust as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Showers and
    Breezy

  • Saturday

    Saturday: A chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 46. West wind 8 to 14 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. North wind 6 to 11 mph becoming light.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain, mainly after 2pm. Mostly cloudy, with a high near 45. South wind 6 to 10 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after midnight. Cloudy, with a low around 35. Southwest wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 60%.

    Low: 35 °F

    Rain Likely

  • Monday

    Monday: A chance of rain before 4pm. Mostly cloudy, with a high near 42. North wind 10 to 13 mph. Chance of precipitation is 50%.

    High: 42 °F

    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. North wind around 10 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. North wind around 9 mph.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 46. West wind 5 to 15 mph becoming south in the afternoon. Winds could gust as high as 25 mph.
Tonight
Showers. Low around 37. Breezy, with a southwest wind 17 to 22 mph decreasing to 11 to 16 mph in the evening. Winds could gust as high as 38 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
A chance of showers before 8am. Mostly cloudy, then gradually becoming sunny, with a high near 46. West wind 8 to 14 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 34. North wind 6 to 11 mph becoming light.
Sunday
A chance of rain, mainly after 2pm. Mostly cloudy, with a high near 45. South wind 6 to 10 mph. Chance of precipitation is 30%.
Sunday Night
Rain likely, mainly after midnight. Cloudy, with a low around 35. Southwest wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 60%.
Monday
A chance of rain before 4pm. Mostly cloudy, with a high near 42. North wind 10 to 13 mph. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 28. North wind around 10 mph.
Tuesday
Mostly sunny, with a high near 38. North wind around 9 mph.
Tuesday Night
Partly cloudy, with a low around 31. Southwest wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 43. Southwest wind 8 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 29. Northwest wind around 9 mph.
Thursday
A chance of rain. Partly sunny, with a high near 45. Northwest wind 9 to 11 mph becoming south in the morning. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
2:34 am EDT Mar 20, 2026
Forecast Valid:
4am EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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Additional Resources

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Chance of Precipitation