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

70°F

21°C

Humidity 68%
Wind Speed NA
Barometer 29.96 in (1014.6 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 3 Sep 12:56 pm EDT
Extended Forecast for

Hyannis Port MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. South wind around 8 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 56. South wind around 5 mph becoming calm in the evening.

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 72. Light south wind increasing to 5 to 9 mph in the morning.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 64. South wind around 8 mph.

    Low: 64 °F

    Partly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Mostly sunny, with a high near 76. South wind 10 to 15 mph.

    High: 76 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 67. Southwest wind around 14 mph.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 77. South wind 10 to 15 mph.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers likely, mainly after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 61. Southwest wind 8 to 11 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday

    Sunday: Showers likely, mainly before 8am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 72. North wind around 9 mph. Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely and
    Patchy Fog

Detailed Forecast

This Afternoon
Sunny, with a high near 74. South wind around 8 mph.
Tonight
Partly cloudy, with a low around 56. South wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 72. Light south wind increasing to 5 to 9 mph in the morning.
Thursday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 64. South wind around 8 mph.
Friday
Mostly sunny, with a high near 76. South wind 10 to 15 mph.
Friday Night
Mostly clear, with a low around 67. Southwest wind around 14 mph.
Saturday
Mostly sunny, with a high near 77. South wind 10 to 15 mph.
Saturday Night
Showers likely, mainly after 4am. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 61. Southwest wind 8 to 11 mph. Chance of precipitation is 60%.
Sunday
Showers likely, mainly before 8am. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 72. North wind around 9 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers before 1am. Mostly cloudy, with a low around 59. Southwest wind around 7 mph becoming northwest after midnight. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 71. North wind around 9 mph becoming northeast in the afternoon.
Monday Night
Partly cloudy, with a low around 59. Southeast wind around 6 mph becoming north after midnight.
Tuesday
Mostly sunny, with a high near 70. Northeast wind 7 to 10 mph.
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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:
10:26 am EDT Sep 3, 2025
Forecast Valid:
1pm EDT Sep 3, 2025-6pm EDT Sep 9, 2025
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation