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

42°F

6°C

Humidity 96%
Wind Speed NE 5 mph
Barometer 29.77 in (1008.3 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 23 Mar 1:52 am EDT
Extended Forecast for

Chatham MA

  • Overnight

    Overnight: Rain. Low around 39. North wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 39 °F

    Rain

  • Monday

    Monday: Rain before noon, then rain showers likely between noon and 5pm, then scattered rain and snow showers after 5pm. High near 39. Breezy, with a north wind 18 to 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 39 °F

    Breezy. Rain
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: Scattered rain and snow showers before 10pm, then a slight chance of rain showers between 10pm and 11pm. Mostly cloudy, with a low around 31. North wind 10 to 17 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 31 °F

    Scattered
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 40. North wind 6 to 10 mph.

    High: 40 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 45. Southwest wind 8 to 13 mph.

    High: 45 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of rain after 5am. Mostly cloudy, with a low around 38. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A chance of rain before 7am. Mostly cloudy, with a high near 49. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    High: 49 °F

    Chance Rain
    then Mostly
    Cloudy

  • Thursday Night

    Thursday Night: A chance of rain after 2am. Mostly cloudy, with a low around 38. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    Low: 38 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Rain. Low around 39. North wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Rain before noon, then rain showers likely between noon and 5pm, then scattered rain and snow showers after 5pm. High near 39. Breezy, with a north wind 18 to 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Monday Night
Scattered rain and snow showers before 10pm, then a slight chance of rain showers between 10pm and 11pm. Mostly cloudy, with a low around 31. North wind 10 to 17 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 40. North wind 6 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 34. Southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 45. Southwest wind 8 to 13 mph.
Wednesday Night
A chance of rain after 5am. Mostly cloudy, with a low around 38. Southwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Thursday
A chance of rain before 7am. Mostly cloudy, with a high near 49. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Thursday Night
A chance of rain after 2am. Mostly cloudy, with a low around 38. Southwest wind around 11 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Friday
A chance of rain before 2pm. Mostly cloudy, with a high near 48. Southwest wind around 14 mph becoming north in the afternoon. Chance of precipitation is 50%.
Friday Night
Mostly cloudy, with a low around 27. North wind around 11 mph.
Saturday
Partly sunny, with a high near 37. North wind around 8 mph.
Saturday Night
Partly cloudy, with a low around 29. West wind around 8 mph.
Sunday
Sunny, with a high near 42. Southwest wind around 10 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:
1:27 am EDT Mar 23, 2026
Forecast Valid:
2am EDT Mar 23, 2026-6pm EDT Mar 29, 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