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.

Light Rain

43°F

6°C

Humidity 89%
Wind Speed S 7 G 20 mph
Barometer 29.45 in (997.3 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 15 Jan 12:56 am EST
Extended Forecast for

Osterville MA

  • Overnight

    Overnight: Rain, mainly before 4am. Patchy fog. Low around 39. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 39 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of rain before 8am. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 44. Southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

    High: 44 °F

    Slight Chance
    Rain and
    Patchy Fog
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. West wind 13 to 16 mph, with gusts as high as 33 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 36. West wind 14 to 17 mph, with gusts as high as 34 mph.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29. Southwest wind 7 to 10 mph, with gusts as high as 26 mph.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain, mainly after 11am. Mostly cloudy, with a high near 41. Southwest wind 7 to 10 mph. Chance of precipitation is 40%.

    High: 41 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 2am. Mostly cloudy, with a low around 31. West wind around 7 mph. Chance of precipitation is 30%.

    Low: 31 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain between 1pm and 4pm, then a chance of snow after 4pm. Mostly cloudy, with a high near 37. West wind 7 to 10 mph. Chance of precipitation is 30%.

    High: 37 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of snow before midnight. Mostly cloudy, with a low around 22. West wind around 10 mph. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Snow
    then Partly
    Cloudy

Detailed Forecast

Overnight
Rain, mainly before 4am. Patchy fog. Low around 39. South wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain before 8am. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 44. Southwest wind 8 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 21. West wind 13 to 16 mph, with gusts as high as 33 mph.
Friday
Sunny, with a high near 36. West wind 14 to 17 mph, with gusts as high as 34 mph.
Friday Night
Mostly cloudy, with a low around 29. Southwest wind 7 to 10 mph, with gusts as high as 26 mph.
Saturday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 41. Southwest wind 7 to 10 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain before 2am. Mostly cloudy, with a low around 31. West wind around 7 mph. Chance of precipitation is 30%.
Sunday
A chance of rain between 1pm and 4pm, then a chance of snow after 4pm. Mostly cloudy, with a high near 37. West wind 7 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A chance of snow before midnight. Mostly cloudy, with a low around 22. West wind around 10 mph. Chance of precipitation is 30%.
M.L.King Day
Mostly sunny, with a high near 32. Southwest wind 10 to 14 mph.
Monday Night
Partly cloudy, with a low around 20. West wind 11 to 13 mph.
Tuesday
Mostly sunny, with a high near 27. West wind 11 to 14 mph.
Tuesday Night
Partly cloudy, with a low around 16. West wind around 15 mph, with gusts as high as 25 mph.
Wednesday
Mostly sunny, with a high near 28. West wind around 14 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:
1:13 pm EST Jan 14, 2026
Forecast Valid:
1am EST Jan 15, 2026-6pm EST Jan 21, 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