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.

Light Rain

44°F

7°C

Humidity 89%
Wind Speed SW 14 G 22 mph
Barometer 29.86 in (1011.0 mb)
Dewpoint 41°F (5°C)
Visibility 7.00 mi
Wind Chill37°F (3°C)
Last update 20 Mar 10:56 pm EDT
Extended Forecast for

Yarmouth MA

  • Tonight

    Tonight: Rain. Patchy fog. Low around 39. Southwest wind around 10 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain and
    Patchy Fog

  • Saturday

    Saturday: A chance of rain before 8am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 47. West wind 6 to 10 mph becoming north in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain
    and Patchy
    Fog then
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 34. Calm wind.

    Low: 34 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain, mainly after 1pm. Cloudy, with a high near 48. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely. Cloudy, with a low around 34. Southwest wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 34 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 42. North wind 9 to 13 mph. Chance of precipitation is 60%.

    High: 42 °F

    Rain Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 29. North wind around 8 mph.

    Low: 29 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40. North wind 6 to 8 mph.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. Southwest wind 5 to 7 mph.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain. Patchy fog. Low around 39. Southwest wind around 10 mph, with gusts as high as 28 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain before 8am. Patchy fog before 10am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 47. West wind 6 to 10 mph becoming north in the morning. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Increasing clouds, with a low around 34. Calm wind.
Sunday
A chance of rain, mainly after 1pm. Cloudy, with a high near 48. South wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely. Cloudy, with a low around 34. Southwest wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 70%.
Monday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 42. North wind 9 to 13 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 29. North wind around 8 mph.
Tuesday
Mostly sunny, with a high near 40. North wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 31. Southwest wind 5 to 7 mph.
Wednesday
A chance of rain. Mostly cloudy, with a high near 44. Southwest wind 8 to 11 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 30. Northwest wind around 8 mph.
Thursday
Mostly sunny, with a high near 46. Northwest wind around 8 mph becoming southwest in the afternoon.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 34. Southwest wind 8 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 48. Southwest wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
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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:
1:08 pm EDT Mar 20, 2026
Forecast Valid:
11pm EDT Mar 20, 2026-6pm EDT Mar 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