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

39°F

4°C

Humidity 79%
Wind Speed S 7 mph
Barometer 30.12 in (1020.1 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 17 Jan 8:56 am EST
Extended Forecast for

Osterville MA

  • Today

    Today: A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 45. South wind 9 to 13 mph. Chance of precipitation is 30%.

    High: 45 °F

    Chance Rain

  • Tonight

    Tonight: A chance of rain before 7pm. Patchy fog before 8pm. Otherwise, increasing clouds, with a low around 32. West wind 5 to 10 mph. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain
    and Patchy
    Fog then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of rain and snow before noon, then rain likely between noon and 1pm, then snow after 1pm. High near 38. Southwest wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 38 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Sunday Night

    Sunday Night: Snow, mainly before midnight. Low around 26. Calm wind becoming north around 5 mph in the evening. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Snow then
    Chance Snow

  • M.L.King Day

    M.L.King Day: Mostly sunny, with a high near 34. Southwest wind 9 to 18 mph, with gusts as high as 29 mph.

    High: 34 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21. West wind 10 to 15 mph, with gusts as high as 26 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 27. West wind 11 to 14 mph, with gusts as high as 26 mph.

    High: 27 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 17. West wind around 11 mph, with gusts as high as 21 mph.

    Low: 17 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Southwest wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 36 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of rain, mainly after 4pm. Mostly cloudy, with a high near 45. South wind 9 to 13 mph. Chance of precipitation is 30%.
Tonight
A chance of rain before 7pm. Patchy fog before 8pm. Otherwise, increasing clouds, with a low around 32. West wind 5 to 10 mph. Chance of precipitation is 30%.
Sunday
A chance of rain and snow before noon, then rain likely between noon and 1pm, then snow after 1pm. High near 38. Southwest wind 5 to 9 mph becoming calm in the afternoon. Chance of precipitation is 90%. Little or no snow accumulation expected.
Sunday Night
Snow, mainly before midnight. Low around 26. Calm wind becoming north around 5 mph in the evening. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
M.L.King Day
Mostly sunny, with a high near 34. Southwest wind 9 to 18 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 21. West wind 10 to 15 mph, with gusts as high as 26 mph.
Tuesday
Mostly sunny, with a high near 27. West wind 11 to 14 mph, with gusts as high as 26 mph.
Tuesday Night
Mostly clear, with a low around 17. West wind around 11 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 36. Southwest wind 10 to 14 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly cloudy, with a low around 29. Southwest wind 10 to 13 mph.
Thursday
A chance of rain and snow showers. Partly sunny, with a high near 39. Southwest wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 25. West wind around 10 mph. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 32. Northwest wind around 10 mph, with gusts as high as 20 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:
5:56 am EST Jan 17, 2026
Forecast Valid:
9am EST Jan 17, 2026-6pm EST Jan 23, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation