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 61%
Wind Speed SW 13 G 25 mph
Barometer 30.07 in (1018.5 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 20 Mar 12:52 pm EDT
Extended Forecast for

Chatham MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 46. South wind 10 to 13 mph, with gusts as high as 29 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Rain, mainly after 11pm. Patchy fog after 11pm. Low around 38. Southwest wind around 14 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Rain Likely
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Saturday

    Saturday: A chance of rain before 8am. Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 46. West wind 9 to 11 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 46 °F

    Chance Rain
    and Patchy
    Fog then
    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 36. North wind around 5 mph becoming south after midnight.

    Low: 36 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain, mainly after 2pm. Cloudy, with a high near 46. South wind 7 to 13 mph. Chance of precipitation is 40%.

    High: 46 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 8pm. Cloudy, with a low around 35. Southwest wind around 9 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 35 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 41. North wind 11 to 14 mph. Chance of precipitation is 60%.

    High: 41 °F

    Rain Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 30. North wind around 11 mph.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. North wind 7 to 10 mph.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 46. South wind 10 to 13 mph, with gusts as high as 29 mph.
Tonight
Rain, mainly after 11pm. Patchy fog after 11pm. Low around 38. Southwest wind around 14 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of rain before 8am. Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 46. West wind 9 to 11 mph becoming north in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Increasing clouds, with a low around 36. North wind around 5 mph becoming south after midnight.
Sunday
A chance of rain, mainly after 2pm. Cloudy, with a high near 46. South wind 7 to 13 mph. Chance of precipitation is 40%.
Sunday Night
Rain likely, mainly after 8pm. Cloudy, with a low around 35. Southwest wind around 9 mph becoming north after midnight. Chance of precipitation is 70%.
Monday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 41. North wind 11 to 14 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 30. North wind around 11 mph.
Tuesday
Mostly sunny, with a high near 39. North wind 7 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 32. Southwest wind 7 to 10 mph.
Wednesday
A chance of rain. Mostly cloudy, with a high near 43. Southwest wind 10 to 13 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 31. Northwest wind 9 to 11 mph.
Thursday
Mostly sunny, with a high near 45. Northwest wind around 10 mph becoming southwest in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham MA
 41.68°N 69.96°W (Elev. 13 ft)
Last Update:
1:08 pm EDT Mar 20, 2026
Forecast Valid:
1pm EDT Mar 20, 2026-6pm EDT Mar 26, 2026
 
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Additional Resources

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