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

80°F

27°C

Humidity 67%
Wind Speed S 9 mph
Barometer 29.78 in (1008.6 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 3 Jul 11:56 am EDT
Extended Forecast for

Hyannis MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. Southwest wind around 10 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Partly cloudy, with a low around 65. Northwest wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Independence Day

    Independence Day: Sunny, with a high near 79. Northwest wind around 8 mph becoming south in the afternoon.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Southeast wind around 5 mph becoming light and variable in the evening.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Light and variable wind becoming south 5 to 9 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. Southwest wind around 8 mph.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 82. Southwest wind 10 to 15 mph.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69. Southwest wind around 11 mph.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 83. Southwest wind 10 to 14 mph.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 83. Southwest wind around 10 mph.
Tonight
A chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Partly cloudy, with a low around 65. Northwest wind 5 to 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Independence Day
Sunny, with a high near 79. Northwest wind around 8 mph becoming south in the afternoon.
Friday Night
Mostly clear, with a low around 58. Southeast wind around 5 mph becoming light and variable in the evening.
Saturday
Mostly sunny, with a high near 80. Light and variable wind becoming south 5 to 9 mph in the morning.
Saturday Night
Partly cloudy, with a low around 68. Southwest wind around 8 mph.
Sunday
Mostly sunny, with a high near 82. Southwest wind 10 to 15 mph.
Sunday Night
Partly cloudy, with a low around 69. Southwest wind around 11 mph.
Monday
Mostly sunny, with a high near 83. Southwest wind 10 to 14 mph.
Monday Night
Partly cloudy, with a low around 70. Southwest wind 8 to 10 mph.
Tuesday
A chance of showers. Partly sunny, with a high near 82. Southwest wind 7 to 11 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 69. Southwest wind around 6 mph. Chance of precipitation is 30%.
Wednesday
Partly sunny, with a high near 80. South wind 7 to 10 mph.
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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:
11:45 am EDT Jul 3, 2025
Forecast Valid:
12pm EDT Jul 3, 2025-6pm EDT Jul 9, 2025
 
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