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

70°F

21°C

Humidity 59%
Wind Speed W 8 mph
Barometer 29.60 in (1002.6 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 19 Jun 7:52 am EDT
Extended Forecast for

Chatham MA

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 80. Southwest wind 11 to 16 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 67. West wind 9 to 14 mph.

    Low: 67 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 82. West wind 11 to 14 mph.

    High: 82 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. West wind around 7 mph.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. West wind 6 to 8 mph becoming south in the afternoon.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66. Southwest wind 3 to 6 mph.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Showers likely, mainly after 3pm. Partly sunny, with a high near 81. Light south wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers. Low around 67. South wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    Low: 67 °F

    Showers

  • Tuesday

    Tuesday: Showers likely, mainly before 9am. Partly sunny, with a high near 80. West wind 10 to 14 mph. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

Detailed Forecast

Juneteenth
Mostly sunny, with a high near 80. Southwest wind 11 to 16 mph.
Tonight
Mostly clear, with a low around 67. West wind 9 to 14 mph.
Saturday
Sunny, with a high near 82. West wind 11 to 14 mph.
Saturday Night
Mostly clear, with a low around 65. West wind around 7 mph.
Sunday
Sunny, with a high near 79. West wind 6 to 8 mph becoming south in the afternoon.
Sunday Night
Partly cloudy, with a low around 66. Southwest wind 3 to 6 mph.
Monday
Showers likely, mainly after 3pm. Partly sunny, with a high near 81. Light south wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 60%.
Monday Night
Showers. Low around 67. South wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Tuesday
Showers likely, mainly before 9am. Partly sunny, with a high near 80. West wind 10 to 14 mph. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 67. West wind around 6 mph.
Wednesday
Sunny, with a high near 80. Northwest wind 5 to 7 mph becoming south in the afternoon.
Wednesday Night
Mostly clear, with a low around 67. South wind around 6 mph.
Thursday
Mostly sunny, with a high near 80. South wind 5 to 9 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:
4:18 am EDT Jun 19, 2026
Forecast Valid:
8am EDT Jun 19, 2026-6pm EDT Jun 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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