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

67°F

19°C

Humidity 97%
Wind Speed Calm
Barometer 29.94 in (1014.0 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 20 Aug 5:52 am EDT
Extended Forecast for

5 Miles S Chatham MA

  • Today

    Today: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 76. South wind 5 to 8 mph.

    High: 76 °F

    Patchy Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Showers likely, mainly after 2am. Patchy fog between 1am and 3am. Otherwise, increasing clouds, with a low around 67. Southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 67 °F

    Mostly Cloudy
    then Showers
    Likely and
    Patchy Fog

  • Friday

    Friday: A chance of showers. Mostly cloudy, with a high near 72. Northeast wind around 11 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 72 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 10pm. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 69. East wind 10 to 13 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 11am. Patchy fog before 8am. High near 74. East wind around 15 mph. Chance of precipitation is 90%.

    High: 74 °F

    Showers and
    Patchy Fog

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 71. South wind 11 to 13 mph. Chance of precipitation is 80%.

    Low: 71 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly between 8am and noon. Mostly cloudy, with a high near 75. South wind 10 to 13 mph. Chance of precipitation is 60%.

    High: 75 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers between 8pm and 3am. Mostly cloudy, with a low around 72. Southwest wind 11 to 13 mph. Chance of precipitation is 30%.

    Low: 72 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 75. Southwest wind 10 to 15 mph.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 76. South wind 5 to 8 mph.
Tonight
Showers likely, mainly after 2am. Patchy fog between 1am and 3am. Otherwise, increasing clouds, with a low around 67. Southwest wind 5 to 7 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
A chance of showers. Mostly cloudy, with a high near 72. Northeast wind around 11 mph. Chance of precipitation is 40%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
A chance of showers, mainly after 10pm. Patchy fog between 11pm and 2am. Otherwise, mostly cloudy, with a low around 69. East wind 10 to 13 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers, with thunderstorms also possible after 11am. Patchy fog before 8am. High near 74. East wind around 15 mph. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm before 11pm, then showers likely. Low around 71. South wind 11 to 13 mph. Chance of precipitation is 80%.
Sunday
Showers likely, mainly between 8am and noon. Mostly cloudy, with a high near 75. South wind 10 to 13 mph. Chance of precipitation is 60%.
Sunday Night
A chance of showers between 8pm and 3am. Mostly cloudy, with a low around 72. Southwest wind 11 to 13 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 75. Southwest wind 10 to 15 mph.
Monday Night
Mostly clear, with a low around 70. Southwest wind 11 to 15 mph.
Tuesday
Sunny, with a high near 74. Southwest wind 10 to 15 mph.
Tuesday Night
Mostly clear, with a low around 70. West wind 11 to 15 mph.
Wednesday
Sunny, with a high near 74. Southwest wind 9 to 14 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles S Chatham MA
 41.59°N 69.98°W (Elev. 0 ft)
Last Update:
2:31 am EDT Aug 20, 2026
Forecast Valid:
6am EDT Aug 20, 2026-6pm EDT Aug 26, 2026
 
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Additional Resources

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Chance of Precipitation