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

25°F

-4°C

Humidity 96%
Wind Speed Calm
Barometer 30.30 in (1026.1 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Last update 9 Jan 12:56 am EST
Extended Forecast for

Hyannis MA

  • Overnight

    Overnight: Patchy freezing fog. Partly cloudy, with a low around 27. Calm wind.

    Low: 27 °F

    Patchy
    Freezing Fog

  • Friday

    Friday: Patchy fog between 8am and noon. Patchy freezing fog before 8am. Otherwise, partly sunny, with a high near 46. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 46 °F

    Patchy
    Freezing Fog
    and Patchy
    Fog then
    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly between 10pm and 2am. Patchy fog. Otherwise, cloudy, with a low around 37. South wind 8 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers
    Likely and
    Patchy Fog

  • Saturday

    Saturday: Rain likely, mainly after 5pm. Patchy fog after 4pm. Otherwise, cloudy, with a high near 45. Northwest wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Cloudy then
    Rain Likely
    and Patchy
    Fog

  • Saturday Night

    Saturday Night: Rain. Patchy fog before 8pm. Low around 35. East wind 5 to 7 mph. Chance of precipitation is 100%.

    Low: 35 °F

    Rain and
    Patchy Fog

  • Sunday

    Sunday: Rain, mainly before 4pm. High near 41. West wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 41 °F

    Rain

  • Sunday Night

    Sunday Night: A chance of rain and snow before 8pm, then a chance of rain between 8pm and 11pm. Partly cloudy, with a low around 27. West wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.

    Low: 27 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Monday

    Monday: Sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 28 mph.

    High: 37 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 29. West wind around 9 mph, with gusts as high as 20 mph.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy freezing fog. Partly cloudy, with a low around 27. Calm wind.
Friday
Patchy fog between 8am and noon. Patchy freezing fog before 8am. Otherwise, partly sunny, with a high near 46. Light south wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Friday Night
Showers likely, mainly between 10pm and 2am. Patchy fog. Otherwise, cloudy, with a low around 37. South wind 8 to 15 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain likely, mainly after 5pm. Patchy fog after 4pm. Otherwise, cloudy, with a high near 45. Northwest wind around 6 mph becoming light and variable in the afternoon. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Patchy fog before 8pm. Low around 35. East wind 5 to 7 mph. Chance of precipitation is 100%.
Sunday
Rain, mainly before 4pm. High near 41. West wind 6 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday Night
A chance of rain and snow before 8pm, then a chance of rain between 8pm and 11pm. Partly cloudy, with a low around 27. West wind 9 to 14 mph, with gusts as high as 29 mph. Chance of precipitation is 40%.
Monday
Sunny, with a high near 37. West wind 10 to 15 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 29. West wind around 9 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 40. Southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Tuesday Night
Mostly cloudy, with a low around 34. Southwest wind around 7 mph.
Wednesday
Mostly cloudy, with a high near 43. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
A chance of rain. Cloudy, with a low around 32. Southwest wind around 6 mph becoming north after midnight. Chance of precipitation is 40%.
Thursday
A chance of rain. Mostly cloudy, with a high near 39. North wind 7 to 10 mph. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.66°N 70.29°W (Elev. 39 ft)
Last Update:
12:42 am EST Jan 9, 2026
Forecast Valid:
1am EST Jan 9, 2026-6pm EST Jan 15, 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