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

76°F

24°C

Humidity 97%
Wind Speed SW 8 mph
Barometer 29.92 in (1013.1 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index75°F (24°C)
Last update 17 Jul 2:56 am EDT
Extended Forecast for

Yarmouth MA

  • Overnight

    Overnight: Areas of fog. Otherwise, cloudy, with a low around 72. Southwest wind around 7 mph.

    Low: 72 °F

    Areas Fog

  • Thursday

    Thursday: A slight chance of showers and thunderstorms, mainly between 2pm and 3pm. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 85. Southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms and
    Areas Fog

  • Thursday Night

    Thursday Night: Areas of fog between 9pm and 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 72. Southwest wind 10 to 14 mph.

    Low: 72 °F

    Areas Fog

  • Friday

    Friday: Sunny, with a high near 81. North wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. Calm wind becoming south 5 to 9 mph in the morning.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers after 2am. Mostly cloudy, with a low around 69. Southwest wind around 8 mph. Chance of precipitation is 40%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms. Partly sunny, with a high near 81. Southwest wind 9 to 11 mph. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. West wind around 7 mph becoming north after midnight.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Areas of fog. Otherwise, cloudy, with a low around 72. Southwest wind around 7 mph.
Thursday
A slight chance of showers and thunderstorms, mainly between 2pm and 3pm. Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 85. Southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday Night
Areas of fog between 9pm and 2am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 72. Southwest wind 10 to 14 mph.
Friday
Sunny, with a high near 81. North wind 10 to 14 mph, with gusts as high as 26 mph.
Friday Night
Mostly clear, with a low around 62. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 82. Calm wind becoming south 5 to 9 mph in the morning.
Saturday Night
A chance of showers after 2am. Mostly cloudy, with a low around 69. Southwest wind around 8 mph. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Southwest wind 9 to 11 mph. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 66. West wind around 7 mph becoming north after midnight.
Monday
Sunny, with a high near 78. North wind around 9 mph.
Monday Night
Mostly clear, with a low around 63. East wind around 5 mph becoming light and variable.
Tuesday
Sunny, with a high near 79. North wind 6 to 8 mph becoming south in the afternoon.
Tuesday Night
Partly cloudy, with a low around 66. Southwest wind around 7 mph.
Wednesday
Sunny, with a high near 82. South wind 7 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth MA
 41.69°N 70.22°W (Elev. 33 ft)
Last Update:
2:32 am EDT Jul 17, 2025
Forecast Valid:
3am EDT Jul 17, 2025-6pm EDT Jul 23, 2025
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation