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

75°F

24°C

Humidity 79%
Wind Speed SW 12 mph
Barometer 30.04 in (1017.4 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 14 Jul 5:56 pm EDT
Extended Forecast for

Yarmouth MA

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 4am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 69. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Mostly Cloudy
    then Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, mainly before 10am. Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 82. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    T-storms and
    Patchy Fog
    then Mostly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 70. Southwest wind around 6 mph.

    Low: 70 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. Southwest wind 5 to 10 mph.

    High: 85 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 71. Southwest wind around 7 mph.

    Low: 71 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before noon. Partly sunny, with a high near 84. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. Southwest wind around 9 mph.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 87. West wind 7 to 10 mph.

    High: 87 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 68. West wind around 6 mph becoming north after midnight.

    Low: 68 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of showers and thunderstorms, mainly after 4am. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 69. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers and thunderstorms, mainly before 10am. Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 82. Southwest wind 6 to 9 mph. Chance of precipitation is 30%.
Tuesday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 70. Southwest wind around 6 mph.
Wednesday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 85. Southwest wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 71. Southwest wind around 7 mph.
Thursday
A slight chance of showers and thunderstorms before noon. Partly sunny, with a high near 84. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 72. Southwest wind around 9 mph.
Friday
Mostly sunny, with a high near 87. West wind 7 to 10 mph.
Friday Night
Mostly cloudy, with a low around 68. West wind around 6 mph becoming north after midnight.
Saturday
Mostly sunny, with a high near 81. North wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 67. Southeast wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 81. South wind 5 to 9 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 68. South wind around 7 mph. Chance of precipitation is 30%.
Monday
A chance of showers. Mostly sunny, with a high near 82. West wind 6 to 9 mph becoming north in the afternoon. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Yarmouth MA
 41.69°N 70.22°W (Elev. 33 ft)
Last Update:
2:03 pm EDT Jul 14, 2025
Forecast Valid:
6pm EDT Jul 14, 2025-6pm EDT Jul 21, 2025
 
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Additional Resources

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Chance of Precipitation