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

61°F

16°C

Humidity 67%
Wind Speed SE 3 mph
Barometer 30.18 in (1021.9 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 26 Jun 10:52 pm EDT
Extended Forecast for

Dennis Port MA

  • Tonight

    Tonight: A slight chance of showers before 3am. Cloudy, with a low around 61. East wind around 6 mph. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    Showers

  • Friday

    Friday: Cloudy through mid morning, then gradual clearing, with a high near 70. East wind 7 to 10 mph.

    High: 70 °F

    Gradual
    Clearing

  • Friday Night

    Friday Night: A chance of showers, mainly after 3am. Mostly cloudy, with a low around 61. Southeast wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 5pm. Patchy fog between 2pm and 3pm. Otherwise, mostly cloudy, with a high near 72. Southeast wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 65. South wind around 7 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers, mainly before 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 75. Northwest wind 7 to 10 mph. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 63. North wind around 6 mph.

    Low: 63 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 76. Northeast wind 5 to 8 mph becoming south in the afternoon.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Monday Night

    Monday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 66. Southwest wind around 7 mph.

    Low: 66 °F

    Patchy Fog

Detailed Forecast

Tonight
A slight chance of showers before 3am. Cloudy, with a low around 61. East wind around 6 mph. Chance of precipitation is 20%.
Friday
Cloudy through mid morning, then gradual clearing, with a high near 70. East wind 7 to 10 mph.
Friday Night
A chance of showers, mainly after 3am. Mostly cloudy, with a low around 61. Southeast wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers, with thunderstorms also possible after 5pm. Patchy fog between 2pm and 3pm. Otherwise, mostly cloudy, with a high near 72. Southeast wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 65. South wind around 7 mph. Chance of precipitation is 40%.
Sunday
A chance of showers, mainly before 10am. Patchy fog before 10am. Otherwise, partly sunny, with a high near 75. Northwest wind 7 to 10 mph. Chance of precipitation is 30%.
Sunday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 63. North wind around 6 mph.
Monday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 76. Northeast wind 5 to 8 mph becoming south in the afternoon.
Monday Night
Patchy fog. Otherwise, mostly cloudy, with a low around 66. Southwest wind around 7 mph.
Tuesday
A chance of showers after noon. Partly sunny, with a high near 80. Southwest wind 8 to 13 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 68. Southwest wind 8 to 10 mph. Chance of precipitation is 40%.
Wednesday
Mostly sunny, with a high near 83. Southwest wind 7 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 68. Southwest wind around 7 mph.
Thursday
Sunny, with a high near 81. West wind 6 to 9 mph becoming southwest in the afternoon.
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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:
6:39 pm EDT Jun 26, 2025
Forecast Valid:
11pm EDT Jun 26, 2025-6pm EDT Jul 3, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation