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

63°F

17°C

Humidity 93%
Wind Speed N 5 mph
Barometer 29.80 in (1009.1 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 27 Jul 2:56 am EDT
Extended Forecast for

Yarmouth MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 62. Light north wind.

    Low: 62 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 78. North wind around 6 mph.

    High: 78 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 65. Light and variable wind.

    Low: 65 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 81. South wind 5 to 10 mph.

    High: 81 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Scattered showers, mainly after 3am. Mostly cloudy, with a low around 66. Southeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Mostly Cloudy
    then
    Scattered
    Showers

  • Wednesday

    Wednesday: Showers likely, then showers and possibly a thunderstorm after 11am. Patchy fog before 9am. High near 80. East wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.

    High: 80 °F

    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 66. East wind 8 to 11 mph. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 76. Northeast wind 10 to 13 mph. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 1am. Mostly cloudy, with a low around 65. North wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. Light north wind.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 78. North wind around 6 mph.
Monday Night
Mostly clear, with a low around 65. Light and variable wind.
Tuesday
Mostly sunny, with a high near 81. South wind 5 to 10 mph.
Tuesday Night
Scattered showers, mainly after 3am. Mostly cloudy, with a low around 66. Southeast wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Wednesday
Showers likely, then showers and possibly a thunderstorm after 11am. Patchy fog before 9am. High near 80. East wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 90%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 66. East wind 8 to 11 mph. Chance of precipitation is 70%.
Thursday
A chance of showers. Mostly cloudy, with a high near 76. Northeast wind 10 to 13 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers before 1am. Mostly cloudy, with a low around 65. North wind 6 to 8 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 77. North wind around 8 mph.
Friday Night
Partly cloudy, with a low around 67. Light west wind.
Saturday
Mostly sunny, with a high near 80. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 69. Southwest wind around 6 mph.
Sunday
Partly sunny, with a high near 81. South wind 6 to 10 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:
1:03 am EDT Jul 27, 2026
Forecast Valid:
3am EDT Jul 27, 2026-6pm EDT Aug 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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