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

44°F

7°C

Humidity 89%
Wind Speed S 7 mph
Barometer 29.63 in (1003.6 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 14 Jan 6:52 pm EST
Extended Forecast for

Dennis Port MA

  • Tonight

    Tonight: Rain, mainly between 11pm and 4am. Patchy fog after 11pm. Low around 38. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain and
    Patchy Fog

  • Thursday

    Thursday: A chance of rain, mainly before 7am. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 44. South wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.

    High: 44 °F

    Chance Rain
    and Patchy
    Fog then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 21. West wind 10 to 13 mph, with gusts as high as 33 mph.

    Low: 21 °F

    Mostly Cloudy

  • Friday

    Friday: Sunny, with a high near 36. West wind 11 to 15 mph, with gusts as high as 36 mph.

    High: 36 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28. Southwest wind 6 to 9 mph, with gusts as high as 28 mph.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain, mainly after 11am. Mostly cloudy, with a high near 42. Southwest wind 6 to 9 mph. Chance of precipitation is 40%.

    High: 42 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain before 3am. Mostly cloudy, with a low around 30. West wind around 6 mph. Chance of precipitation is 30%.

    Low: 30 °F

    Chance Rain

  • Sunday

    Sunday: A chance of rain between noon and 4pm, then a chance of snow after 4pm. Mostly cloudy, with a high near 38. Southwest wind 6 to 10 mph. Chance of precipitation is 30%.

    High: 38 °F

    Partly Sunny
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of snow before 1am. Mostly cloudy, with a low around 22. West wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Snow

Detailed Forecast

Tonight
Rain, mainly between 11pm and 4am. Patchy fog after 11pm. Low around 38. South wind around 6 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of rain, mainly before 7am. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 44. South wind 6 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 21. West wind 10 to 13 mph, with gusts as high as 33 mph.
Friday
Sunny, with a high near 36. West wind 11 to 15 mph, with gusts as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 28. Southwest wind 6 to 9 mph, with gusts as high as 28 mph.
Saturday
A chance of rain, mainly after 11am. Mostly cloudy, with a high near 42. Southwest wind 6 to 9 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain before 3am. Mostly cloudy, with a low around 30. West wind around 6 mph. Chance of precipitation is 30%.
Sunday
A chance of rain between noon and 4pm, then a chance of snow after 4pm. Mostly cloudy, with a high near 38. Southwest wind 6 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A chance of snow before 1am. Mostly cloudy, with a low around 22. West wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
M.L.King Day
Mostly sunny, with a high near 32. Southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Monday Night
Mostly cloudy, with a low around 19. West wind around 10 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 28. West wind 10 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 15. West wind 10 to 13 mph, with gusts as high as 26 mph.
Wednesday
Mostly sunny, with a high near 28. West wind 10 to 13 mph, with gusts as high as 23 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.66°N 70.14°W (Elev. 13 ft)
Last Update:
1:13 pm EST Jan 14, 2026
Forecast Valid:
7pm EST Jan 14, 2026-6pm EST Jan 21, 2026
 
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