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

46°F

8°C

Humidity 93%
Wind Speed Calm
Barometer 30.05 in (1017.5 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 18 Oct 7:52 pm EDT
Extended Forecast for

Chatham MA

  • Tonight

    Tonight: Mostly clear, with a low around 51. Northeast wind around 6 mph becoming southwest after midnight.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 63. South wind 6 to 10 mph.

    High: 63 °F

    Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 3am. Mostly cloudy, with a low around 55. South wind around 15 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers, mainly after 9am. High near 63. Southeast wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 63 °F

    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 54. West wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.

    Low: 54 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A slight chance of showers before 11am. Sunny, with a high near 62. Southwest wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers then
    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. Southwest wind 7 to 9 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 11am. Partly sunny, with a high near 64. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 64 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 52. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 51. Northeast wind around 6 mph becoming southwest after midnight.
Sunday
Sunny, with a high near 63. South wind 6 to 10 mph.
Sunday Night
A slight chance of showers after 3am. Mostly cloudy, with a low around 55. South wind around 15 mph. Chance of precipitation is 20%.
Monday
Showers, mainly after 9am. High near 63. Southeast wind around 16 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 54. West wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 60%.
Tuesday
A slight chance of showers before 11am. Sunny, with a high near 62. Southwest wind around 11 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 54. Southwest wind 7 to 9 mph.
Wednesday
Showers likely, mainly after 11am. Partly sunny, with a high near 64. South wind 9 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 52. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
Thursday
A chance of showers after 3pm. Mostly sunny, with a high near 60. Southwest wind 10 to 13 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 48. West wind 8 to 10 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly sunny, with a high near 59. West wind 9 to 11 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers. Partly cloudy, with a low around 48. West wind around 8 mph. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 59. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham MA
 41.66°N 69.96°W (Elev. 0 ft)
Last Update:
2:59 pm EDT Oct 18, 2025
Forecast Valid:
8pm EDT Oct 18, 2025-6pm EDT Oct 25, 2025
 
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Additional Resources

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Chance of Precipitation