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.

A Few Clouds

70°F

21°C

Humidity 59%
Wind Speed W 13 mph
Barometer 29.61 in (1002.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 8:56 pm EDT
Extended Forecast for

Osterville MA

  • Tonight

    Tonight: Clear, with a low around 61. West wind around 10 mph, with gusts as high as 24 mph.

    Low: 61 °F

    Clear

  • Saturday

    Saturday: Isolated showers after 2pm. Increasing clouds, with a high near 79. West wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    High: 79 °F

    Sunny then
    Isolated
    Showers

  • Saturday Night

    Saturday Night: Isolated showers before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 60. West wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 60 °F

    Isolated
    Showers then
    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers after 10am. Sunny, with a high near 77. Southwest wind 5 to 9 mph. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. Southwest wind 3 to 6 mph.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, mainly after 3pm. Partly sunny, with a high near 77. Light south wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 60%.

    High: 77 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers. Low around 67. Southwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.

    Low: 67 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 8am. Partly sunny, with a high near 78. Southwest wind 10 to 13 mph. Chance of precipitation is 60%.

    High: 78 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. West wind around 6 mph.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 61. West wind around 10 mph, with gusts as high as 24 mph.
Saturday
Isolated showers after 2pm. Increasing clouds, with a high near 79. West wind around 15 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Saturday Night
Isolated showers before 9pm. Mostly cloudy, then gradually becoming clear, with a low around 60. West wind 5 to 7 mph. Chance of precipitation is 20%.
Sunday
A slight chance of showers after 10am. Sunny, with a high near 77. Southwest wind 5 to 9 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 66. Southwest wind 3 to 6 mph.
Monday
Showers likely, mainly after 3pm. Partly sunny, with a high near 77. Light south wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 60%.
Monday Night
Showers. Low around 67. Southwest wind around 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 8am. Partly sunny, with a high near 78. Southwest wind 10 to 13 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 66. West wind around 6 mph.
Wednesday
Sunny, with a high near 78. Northwest wind 5 to 9 mph becoming south in the afternoon.
Wednesday Night
Partly cloudy, with a low around 67. South wind 3 to 6 mph.
Thursday
Sunny, with a high near 78. Light southeast wind becoming south 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 68. South wind around 6 mph.
Friday
Mostly sunny, with a high near 78. South wind 5 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Osterville MA
 41.63°N 70.39°W (Elev. 33 ft)
Last Update:
1:56 pm EDT Jun 19, 2026
Forecast Valid:
9pm EDT Jun 19, 2026-6pm EDT Jun 26, 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