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

44°F

7°C

Humidity 83%
Wind Speed S 12 G 26 mph
Barometer 29.89 in (1012.4 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 20 Mar 5:52 pm EDT
Extended Forecast for

Harwich Center MA

  • Tonight

    Tonight: Rain, mainly after 11pm. Patchy fog after 11pm. Low around 38. Southwest wind around 10 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half 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 6 to 10 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 34. Calm wind.

    Low: 34 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A chance of rain, mainly after 2pm. Cloudy, with a high near 47. South wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance Rain

  • Sunday Night

    Sunday Night: Rain likely, mainly after 8pm. Cloudy, with a low around 34. Southwest wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 70%.

    Low: 34 °F

    Rain Likely

  • Monday

    Monday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 42. North wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 42 °F

    Rain Likely

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. North wind around 8 mph.

    Low: 28 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. North wind 6 to 8 mph.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 31. Southwest wind 3 to 7 mph.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain, mainly after 11pm. Patchy fog after 11pm. Low around 38. Southwest wind around 10 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half 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 6 to 10 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 34. Calm wind.
Sunday
A chance of rain, mainly after 2pm. Cloudy, with a high near 47. South wind 5 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Rain likely, mainly after 8pm. Cloudy, with a low around 34. Southwest wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 70%.
Monday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 42. North wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Monday Night
Mostly cloudy, with a low around 28. North wind around 8 mph.
Tuesday
Mostly sunny, with a high near 39. North wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 31. Southwest wind 3 to 7 mph.
Wednesday
A chance of rain. Mostly cloudy, with a high near 44. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 30. Northwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 45. Northwest wind around 8 mph becoming southwest in the afternoon.
Thursday Night
A chance of rain. Mostly cloudy, with a low around 34. Southwest wind around 9 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Friday
A chance of rain. Mostly cloudy, with a high near 48. Southwest wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
Last Update:
1:08 pm EDT Mar 20, 2026
Forecast Valid:
6pm EDT Mar 20, 2026-6pm EDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation