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

61°F

16°C

Humidity 93%
Wind Speed SE 8 mph
Barometer 29.98 in (1015.4 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 20 Sep 8:56 pm EDT
Extended Forecast for

Hyannis Port MA

  • Tonight

    Tonight: Rain. Patchy fog. Low around 59. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 59 °F

    Rain and
    Patchy Fog

  • Monday

    Monday: Rain likely, mainly before 9am. Mostly cloudy, with a high near 61. Northeast wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Rain Likely
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 58. Northeast wind 11 to 14 mph.

    Low: 58 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after noon. Mostly cloudy, with a high near 63. Northeast wind around 17 mph. Chance of precipitation is 20%.

    High: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57. Northeast wind around 18 mph, with gusts as high as 31 mph.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. Breezy, with a northeast wind 21 to 23 mph, with gusts as high as 36 mph.

    High: 63 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 57. Breezy, with a northeast wind around 23 mph, with gusts as high as 33 mph.

    Low: 57 °F

    Mostly Cloudy
    and Breezy

  • Thursday

    Thursday: Partly sunny, with a high near 63. Breezy, with a northeast wind around 24 mph, with gusts as high as 34 mph.

    High: 63 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 57. Breezy, with a northeast wind around 22 mph.

    Low: 57 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Tonight
Rain. Patchy fog. Low around 59. Southeast wind 6 to 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain likely, mainly before 9am. Mostly cloudy, with a high near 61. Northeast wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 58. Northeast wind 11 to 14 mph.
Tuesday
A slight chance of showers after noon. Mostly cloudy, with a high near 63. Northeast wind around 17 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 57. Northeast wind around 18 mph, with gusts as high as 31 mph.
Wednesday
Partly sunny, with a high near 63. Breezy, with a northeast wind 21 to 23 mph, with gusts as high as 36 mph.
Wednesday Night
Mostly cloudy, with a low around 57. Breezy, with a northeast wind around 23 mph, with gusts as high as 33 mph.
Thursday
Partly sunny, with a high near 63. Breezy, with a northeast wind around 24 mph, with gusts as high as 34 mph.
Thursday Night
Mostly cloudy, with a low around 57. Breezy, with a northeast wind around 22 mph.
Friday
A chance of showers. Mostly cloudy, with a high near 64. Breezy, with a northeast wind 21 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 57. Windy, with a northeast wind 24 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 50%.
Saturday
A chance of showers. Partly sunny, with a high near 64. Breezy, with a north wind 21 to 23 mph, with gusts as high as 36 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 57. Breezy, with a north wind 20 to 23 mph. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 65. Northeast wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis Port MA
 41.64°N 70.29°W (Elev. 10 ft)
Last Update:
1:56 pm EDT Sep 20, 2026
Forecast Valid:
9pm EDT Sep 20, 2026-6pm EDT Sep 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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