National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Overcast

47°F

8°C

Humidity 83%
Wind Speed NW 8 mph
Barometer 29.78 in (1008.7 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 5 Apr 11:52 pm EDT
Extended Forecast for

Dennis Port MA

  • Overnight

    Overnight: Cloudy early, then gradual clearing, with a low around 37. West wind around 11 mph, with gusts as high as 26 mph.

    Low: 37 °F

    Gradual
    Clearing

  • Monday

    Monday: Increasing clouds, with a high near 48. West wind around 15 mph, with gusts as high as 29 mph.

    High: 48 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. Northwest wind 7 to 9 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain. Partly sunny, with a high near 47. Northwest wind 6 to 9 mph becoming southwest in the morning. Chance of precipitation is 50%.

    High: 47 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before 10pm. Mostly clear, with a low around 31. North wind 7 to 9 mph. Chance of precipitation is 20%.

    Low: 31 °F

    Slight Chance
    Rain then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 41. North wind 7 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.

    High: 41 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 34. South wind 3 to 5 mph.

    Low: 34 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 46. South wind 5 to 9 mph.

    High: 46 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. South wind around 6 mph.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Cloudy early, then gradual clearing, with a low around 37. West wind around 11 mph, with gusts as high as 26 mph.
Monday
Increasing clouds, with a high near 48. West wind around 15 mph, with gusts as high as 29 mph.
Monday Night
Partly cloudy, with a low around 34. Northwest wind 7 to 9 mph.
Tuesday
A chance of rain. Partly sunny, with a high near 47. Northwest wind 6 to 9 mph becoming southwest in the morning. Chance of precipitation is 50%.
Tuesday Night
A slight chance of rain before 10pm. Mostly clear, with a low around 31. North wind 7 to 9 mph. Chance of precipitation is 20%.
Wednesday
Sunny, with a high near 41. North wind 7 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Clear, with a low around 34. South wind 3 to 5 mph.
Thursday
Sunny, with a high near 46. South wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 40. South wind around 6 mph.
Friday
Mostly sunny, with a high near 52. South wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 41. Southwest wind around 6 mph.
Saturday
Mostly sunny, with a high near 54. Southwest wind 6 to 8 mph becoming north in the afternoon.
Saturday Night
Partly cloudy, with a low around 41. Northeast wind around 6 mph.
Sunday
Mostly sunny, with a high near 50. North wind 6 to 8 mph becoming east in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.66°N 70.14°W (Elev. 13 ft)
Last Update:
7:31 pm EDT Apr 5, 2026
Forecast Valid:
12am EDT Apr 6, 2026-6pm EDT Apr 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation