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

43°F

6°C

Humidity 80%
Wind Speed S 9 G 23 mph
Barometer 29.74 in (1007.2 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 14 Jan 2:52 am EST
Extended Forecast for

East Harwich MA

  • Overnight

    Overnight: Cloudy, with a steady temperature around 43. Southwest wind around 11 mph, with gusts as high as 24 mph.

    Low: 43 °F

    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 51. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.

    High: 51 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Rain likely before midnight, then showers, mainly after midnight. Patchy fog between 11pm and midnight. Low around 37. South wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers before 11am, then a slight chance of showers after 1pm. Mostly cloudy, with a high near 42. Southwest wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 42 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 17. West wind 9 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow Showers

  • Friday

    Friday: Sunny, with a high near 34. Breezy, with a west wind 13 to 21 mph, with gusts as high as 33 mph.

    High: 34 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 27. Southwest wind 6 to 10 mph, with gusts as high as 26 mph.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of rain after 11am. Mostly cloudy, with a high near 41. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

    High: 41 °F

    Chance Rain

  • Saturday Night

    Saturday Night: A chance of rain. Mostly cloudy, with a low around 30. Southwest wind around 6 mph. Chance of precipitation is 40%.

    Low: 30 °F

    Chance Rain

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 43. Southwest wind around 11 mph, with gusts as high as 24 mph.
Wednesday
Mostly cloudy, with a high near 51. Southwest wind 8 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
Rain likely before midnight, then showers, mainly after midnight. Patchy fog between 11pm and midnight. Low around 37. South wind 3 to 7 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers before 11am, then a slight chance of showers after 1pm. Mostly cloudy, with a high near 42. Southwest wind 5 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 17. West wind 9 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 34. Breezy, with a west wind 13 to 21 mph, with gusts as high as 33 mph.
Friday Night
Mostly cloudy, with a low around 27. Southwest wind 6 to 10 mph, with gusts as high as 26 mph.
Saturday
A chance of rain after 11am. Mostly cloudy, with a high near 41. Southwest wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 30. Southwest wind around 6 mph. Chance of precipitation is 40%.
Sunday
A chance of snow before 8am, then a chance of rain between 8am and 10am, then a chance of snow after 10am. Mostly cloudy, with a high near 37. West wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 22. West wind around 8 mph. Chance of precipitation is 30%.
M.L.King Day
A chance of snow. Mostly sunny, with a high near 33. West wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Monday Night
A chance of snow. Mostly cloudy, with a low around 22. Southwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Tuesday
A chance of snow. Mostly sunny, with a high near 32. West wind 10 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Harwich MA
 41.69°N 70.04°W (Elev. 52 ft)
Last Update:
2:10 am EST Jan 14, 2026
Forecast Valid:
3am EST Jan 14, 2026-6pm EST Jan 20, 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