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.

Fair

68°F

20°C

Humidity 59%
Wind Speed NE 12 G 18 mph
Barometer 30.23 in (1023.8 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 12 Sep 11:52 am EDT
Extended Forecast for

Dennis Port MA

  • This Afternoon

    This Afternoon: Sunny, with a high near 71. Northeast wind around 10 mph.

    High: 71 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 52. East wind around 5 mph becoming calm after midnight.

    Low: 52 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 71. Calm wind becoming southeast 5 to 7 mph in the afternoon.

    High: 71 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 57. Southwest wind around 6 mph.

    Low: 57 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 75. Southwest wind 6 to 10 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 59. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Sunny, with a high near 73. East wind 6 to 9 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. East wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73. North wind 5 to 7 mph becoming southeast in the afternoon.

    High: 73 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 71. Northeast wind around 10 mph.
Tonight
Clear, with a low around 52. East wind around 5 mph becoming calm after midnight.
Saturday
Sunny, with a high near 71. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 57. Southwest wind around 6 mph.
Sunday
A slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 75. Southwest wind 6 to 10 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 59. Southwest wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 20%.
Monday
Sunny, with a high near 73. East wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 58. East wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 73. North wind 5 to 7 mph becoming southeast in the afternoon.
Tuesday Night
Mostly clear, with a low around 59. South wind 3 to 5 mph.
Wednesday
Sunny, with a high near 73. Northwest wind 5 to 8 mph becoming east in the afternoon.
Wednesday Night
Partly cloudy, with a low around 58. Southeast wind around 6 mph.
Thursday
Mostly sunny, with a high near 73. South wind 6 to 9 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.68°N 70.13°W (Elev. 10 ft)
Last Update:
12:13 pm EDT Sep 12, 2025
Forecast Valid:
12pm EDT Sep 12, 2025-6pm EDT Sep 18, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation