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

59°F

15°C

Humidity 69%
Wind Speed SW 7 mph
Barometer 29.90 in (1012.7 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 14 Apr 10:52 pm EDT
Extended Forecast for

Chatham MA

  • Tonight

    Tonight: A slight chance of showers before midnight. Patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 47. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 47 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 58. South wind 6 to 9 mph.

    High: 58 °F

    Patchy Fog
    then Partly
    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 46. West wind 6 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 46 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Partly sunny, with a high near 53. Southwest wind 6 to 10 mph.

    High: 53 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 49. Southwest wind around 9 mph.

    Low: 49 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 53. South wind 6 to 8 mph. Chance of precipitation is 30%.

    High: 53 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 44. Northeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 44 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 49. Northeast wind 6 to 8 mph.

    High: 49 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 45. Northeast wind around 6 mph becoming south after midnight.

    Low: 45 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of showers before midnight. Patchy fog after 4am. Otherwise, mostly cloudy, then gradually becoming mostly clear, with a low around 47. Southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 58. South wind 6 to 9 mph.
Wednesday Night
A chance of showers and thunderstorms. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 46. West wind 6 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Partly sunny, with a high near 53. Southwest wind 6 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 49. Southwest wind around 9 mph.
Friday
A chance of showers, mainly after 2pm. Mostly cloudy, with a high near 53. South wind 6 to 8 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 44. Northeast wind around 6 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 49. Northeast wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 45. Northeast wind around 6 mph becoming south after midnight.
Sunday
Mostly cloudy, with a high near 54. South wind 7 to 11 mph.
Sunday Night
Showers likely. Mostly cloudy, with a low around 40. West wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 48. West wind 11 to 13 mph.
Monday Night
Partly cloudy, with a low around 36. Northwest wind around 11 mph.
Tuesday
Sunny, with a high near 46. Northwest wind 9 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham MA
 41.68°N 69.96°W (Elev. 13 ft)
Last Update:
4:00 pm EDT Apr 14, 2026
Forecast Valid:
11pm EDT Apr 14, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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