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.

Overcast

18°C

64°F

Humidity 96%
Wind Speed SE 11 km/h
Barometer 1020.7 mb (30.14 in)
Dewpoint 17°C (63°F)
Visibility 14 km
Last update 12 Jul 9:56 pm EDT
Extended Forecast for

Hyannis Port MA

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 18. Southeast wind 8 to 10 km/h.

    Low: 18 °C

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 24. East wind 10 to 14 km/h.

    High: 24 °C

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms between 11pm and 1am. Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 19. Southeast wind 5 to 10 km/h. Chance of precipitation is 30%.

    Low: 19 °C

    Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: Partly sunny, with a high near 26. Southeast wind 8 to 14 km/h.

    High: 26 °C

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 21. Southwest wind around 10 km/h.

    Low: 21 °C

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28. Southwest wind 10 to 16 km/h.

    High: 28 °C

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 22. Southwest wind around 11 km/h.

    Low: 22 °C

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 28. Southwest wind 10 to 16 km/h.

    High: 28 °C

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22. Southwest wind around 14 km/h.

    Low: 22 °C

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 18. Southeast wind 8 to 10 km/h.
Sunday
Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 24. East wind 10 to 14 km/h.
Sunday Night
A chance of showers and thunderstorms between 11pm and 1am. Patchy fog between 11pm and 1am. Otherwise, mostly cloudy, with a low around 19. Southeast wind 5 to 10 km/h. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 26. Southeast wind 8 to 14 km/h.
Monday Night
Mostly cloudy, with a low around 21. Southwest wind around 10 km/h.
Tuesday
Mostly sunny, with a high near 28. Southwest wind 10 to 16 km/h.
Tuesday Night
Mostly clear, with a low around 22. Southwest wind around 11 km/h.
Wednesday
Sunny, with a high near 28. Southwest wind 10 to 16 km/h.
Wednesday Night
Partly cloudy, with a low around 22. Southwest wind around 14 km/h.
Thursday
Partly sunny, with a high near 28. Southwest wind 14 to 23 km/h.
Thursday Night
Mostly cloudy, with a low around 21. Southwest wind 16 to 18 km/h.
Friday
A chance of showers. Partly sunny, with a high near 27. Southwest wind 16 to 18 km/h. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 21. Southwest wind 11 to 13 km/h. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 26. West wind 13 to 16 km/h. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis Port MA
 41.64°N 70.29°W (Elev. 10 m)
Last Update:
6:14 pm EDT Jul 12, 2025
Forecast Valid:
10pm EDT Jul 12, 2025-6pm EDT Jul 19, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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