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

55°F

13°C

Humidity 80%
Wind Speed NE 8 mph
Barometer 29.88 in (1012.0 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 16 Apr 12:56 pm EDT
Extended Forecast for

Hyannis MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 58. Southwest wind around 6 mph.

    High: 58 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 49. Southwest wind 8 to 11 mph.

    Low: 49 °F

    Patchy Fog

  • Friday

    Friday: A chance of showers and thunderstorms between 7am and 11am, then a slight chance of showers. Patchy fog between 9am and 10am. Otherwise, mostly cloudy, with a high near 63. Southwest wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers before 8pm. Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 44. Northeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers then
    Patchy Fog

  • Saturday

    Saturday: Patchy fog between 7am and 9am. Otherwise, mostly cloudy, with a high near 52. Northeast wind around 7 mph.

    High: 52 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: Cloudy, with a low around 44. Light and variable wind becoming south around 5 mph after midnight.

    Low: 44 °F

    Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 2pm. Cloudy, with a high near 55. South wind 7 to 11 mph. Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 9pm. Mostly cloudy, with a low around 36. West wind 9 to 11 mph. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 47. Northwest wind around 11 mph.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 58. Southwest wind around 6 mph.
Tonight
Patchy fog before 4am. Otherwise, mostly cloudy, with a low around 49. Southwest wind 8 to 11 mph.
Friday
A chance of showers and thunderstorms between 7am and 11am, then a slight chance of showers. Patchy fog between 9am and 10am. Otherwise, mostly cloudy, with a high near 63. Southwest wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers before 8pm. Patchy fog between 2am and 4am. Otherwise, mostly cloudy, with a low around 44. Northeast wind around 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Patchy fog between 7am and 9am. Otherwise, mostly cloudy, with a high near 52. Northeast wind around 7 mph.
Saturday Night
Cloudy, with a low around 44. Light and variable wind becoming south around 5 mph after midnight.
Sunday
Showers likely, mainly after 2pm. Cloudy, with a high near 55. South wind 7 to 11 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 36. West wind 9 to 11 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 47. Northwest wind around 11 mph.
Monday Night
Partly cloudy, with a low around 33. Northwest wind around 9 mph.
Tuesday
Sunny, with a high near 49. Northwest wind around 9 mph becoming southwest in the afternoon.
Tuesday Night
Partly cloudy, with a low around 40. Southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 54. Southwest wind around 11 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
12:54 pm EDT Apr 16, 2026
Forecast Valid:
1pm EDT Apr 16, 2026-6pm EDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation