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

57°F

14°C

Humidity 96%
Wind Speed Vrbl 3 mph
Barometer 29.84 in (1010.7 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 12 Oct 10:52 pm EDT
Extended Forecast for

South Chatham MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 53. North wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.

    Low: 53 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 3pm. Cloudy, with a high near 67. East wind around 11 mph becoming southeast in the afternoon. Chance of precipitation is 20%.

    High: 67 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 59. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 70. West wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 70 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 52. Northwest wind 6 to 10 mph.

    Low: 52 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 60. North wind 11 to 15 mph, with gusts as high as 25 mph.

    High: 60 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 49. Light and variable wind.

    Low: 49 °F

    Partly Cloudy

  • Friday

    Friday: Showers, mainly after 8am. High near 66. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    High: 66 °F

    Showers

  • Friday Night

    Friday Night: Showers, mainly before 2am. Low around 46. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%.

    Low: 46 °F

    Showers and
    Breezy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 53. North wind 5 to 10 mph becoming northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
A slight chance of showers after 3pm. Cloudy, with a high near 67. East wind around 11 mph becoming southeast in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A chance of showers, mainly between 8pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 59. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 70. West wind 10 to 13 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 52. Northwest wind 6 to 10 mph.
Thursday
Sunny, with a high near 60. North wind 11 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 49. Light and variable wind.
Friday
Showers, mainly after 8am. High near 66. South wind 8 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Friday Night
Showers, mainly before 2am. Low around 46. Breezy, with a west wind 17 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 80%.
Saturday
A chance of showers before 11am. Partly sunny, with a high near 56. Breezy, with a northwest wind 20 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 41. Breezy, with a northwest wind 17 to 22 mph, with gusts as high as 33 mph.
Sunday
Sunny, with a high near 56. Northwest wind 13 to 17 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 46. Southwest wind 6 to 8 mph.
Monday
Mostly sunny, with a high near 61. Southwest wind 8 to 14 mph, with gusts as high as 24 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
South Chatham MA
 41.69°N 70.01°W (Elev. 49 ft)
Last Update:
8:36 pm EDT Oct 12, 2026
Forecast Valid:
11pm EDT Oct 12, 2026-6pm EDT Oct 19, 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