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.

Partly Cloudy

34°F

1°C

Humidity 70%
Wind Speed SW 7 mph
Barometer 30.05 in (1017.9 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 13 Jan 7:52 am EST
Extended Forecast for

Northwest Harwich MA

  • Today

    Today: Sunny, with a high near 43. Southwest wind 6 to 9 mph.

    High: 43 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 38. South wind 9 to 11 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 47. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.

    High: 47 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly after 8pm. Cloudy, with a low around 34. South wind around 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly before 9am. Partly sunny, with a high near 42. Southwest wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A slight chance of snow showers before 11pm. Partly cloudy, with a low around 17. West wind 10 to 16 mph. Chance of precipitation is 20%.

    Low: 17 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 33. West wind 8 to 11 mph, with gusts as high as 24 mph.

    High: 33 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25. Southwest wind around 7 mph.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Partly sunny, with a high near 42. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    High: 42 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 43. Southwest wind 6 to 9 mph.
Tonight
Increasing clouds, with a low around 38. South wind 9 to 11 mph, with gusts as high as 23 mph.
Wednesday
Mostly cloudy, with a high near 47. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Wednesday Night
A chance of showers, mainly after 8pm. Cloudy, with a low around 34. South wind around 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers, mainly before 9am. Partly sunny, with a high near 42. Southwest wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of snow showers before 11pm. Partly cloudy, with a low around 17. West wind 10 to 16 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 33. West wind 8 to 11 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 25. Southwest wind around 7 mph.
Saturday
A chance of showers after 2pm. Partly sunny, with a high near 42. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 30. Southwest wind around 6 mph. Chance of precipitation is 30%.
Sunday
A chance of rain and snow showers. Partly sunny, with a high near 39. Southwest wind 6 to 10 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Sunday Night
A chance of snow showers. Partly cloudy, with a low around 24. West wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
M.L.King Day
Mostly sunny, with a high near 33. West wind around 10 mph, with gusts as high as 25 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Northwest Harwich MA
 41.7°N 70.1°W (Elev. 43 ft)
Last Update:
5:20 am EST Jan 13, 2026
Forecast Valid:
8am EST Jan 13, 2026-6pm EST Jan 19, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation