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

69°F

21°C

Humidity 93%
Wind Speed Vrbl 7 mph
Barometer 30.04 in (1017.4 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 30 Aug 11:52 pm EDT
Extended Forecast for

Chatham MA

  • Overnight

    Overnight: A chance of showers before 2am. Mostly cloudy, with a low around 67. Northwest wind 9 to 15 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: 67 °F

    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 70. North wind 7 to 9 mph becoming east in the afternoon.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers, mainly after 5am. Increasing clouds, with a low around 65. South wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 70. Southeast wind 7 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 64. East wind around 10 mph. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A slight chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 71. East wind around 11 mph. Chance of precipitation is 30%.

    High: 71 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 65. Southeast wind around 8 mph. Chance of precipitation is 50%.

    Low: 65 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers. Mostly cloudy, with a high near 75. Southwest wind 8 to 10 mph. Chance of precipitation is 50%.

    High: 75 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers. Mostly cloudy, with a low around 64. Southwest wind around 7 mph. Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Overnight
A chance of showers before 2am. Mostly cloudy, with a low around 67. Northwest wind 9 to 15 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.
Monday
Mostly sunny, with a high near 70. North wind 7 to 9 mph becoming east in the afternoon.
Monday Night
A chance of showers, mainly after 5am. Increasing clouds, with a low around 65. South wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 70. Southeast wind 7 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 64. East wind around 10 mph. Chance of precipitation is 60%.
Wednesday
A slight chance of showers before 8am, then a chance of showers after 2pm. Mostly cloudy, with a high near 71. East wind around 11 mph. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 65. Southeast wind around 8 mph. Chance of precipitation is 50%.
Thursday
A chance of showers. Mostly cloudy, with a high near 75. Southwest wind 8 to 10 mph. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 64. Southwest wind around 7 mph. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 72. North wind around 10 mph.
Friday Night
Partly cloudy, with a low around 62. North wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 71. North wind 11 to 13 mph.
Saturday Night
Partly cloudy, with a low around 62. North wind 7 to 9 mph.
Sunday
Mostly sunny, with a high near 71. North wind 11 to 14 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:
4:06 pm EDT Aug 30, 2026
Forecast Valid:
12am EDT Aug 31, 2026-6pm EDT Sep 6, 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