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

72°F

22°C

Humidity 84%
Wind Speed N 14 G 22 mph
Barometer 30.01 in (1016.2 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 20 Aug 10:56 pm EDT
Extended Forecast for

Hyannis MA

  • Tonight

    Tonight: Rain. Low around 68. Northeast wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Rain

  • Friday

    Friday: Rain. High near 71. Northeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 71 °F

    Rain

  • Friday Night

    Friday Night: Rain, mainly before 5am, then patchy drizzle with a chance of rain after 5am. Low around 67. Northeast wind 9 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 67 °F

    Rain

  • Saturday

    Saturday: Patchy drizzle with a chance of rain before 9am, then showers likely, mainly after 2pm. Mostly cloudy, with a high near 75. East wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 75 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 5am, then showers likely. Low around 68. South wind 3 to 5 mph. Chance of precipitation is 80%.

    Low: 68 °F

    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 78. South wind 6 to 10 mph. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely then
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers between 11pm and 3am. Mostly cloudy, with a low around 70. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 79. Southwest wind 7 to 13 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. West wind 7 to 10 mph.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain. Low around 68. Northeast wind 5 to 8 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday
Rain. High near 71. Northeast wind 8 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain, mainly before 5am, then patchy drizzle with a chance of rain after 5am. Low around 67. Northeast wind 9 to 11 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Patchy drizzle with a chance of rain before 9am, then showers likely, mainly after 2pm. Mostly cloudy, with a high near 75. East wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers and possibly a thunderstorm before 5am, then showers likely. Low around 68. South wind 3 to 5 mph. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms likely, mainly before 2pm. Mostly cloudy, with a high near 78. South wind 6 to 10 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers between 11pm and 3am. Mostly cloudy, with a low around 70. Southwest wind 6 to 8 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 79. Southwest wind 7 to 13 mph.
Monday Night
Mostly clear, with a low around 64. West wind 7 to 10 mph.
Tuesday
Sunny, with a high near 76. Southwest wind 7 to 13 mph.
Tuesday Night
Mostly clear, with a low around 65. West wind 6 to 9 mph.
Wednesday
Sunny, with a high near 78. Southwest wind 6 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 68. Southwest wind 7 to 9 mph.
Thursday
A chance of showers. Partly sunny, with a high near 78. South wind 8 to 13 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
10:58 pm EDT Aug 20, 2026
Forecast Valid:
11pm EDT Aug 20, 2026-6pm EDT Aug 27, 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