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

40°F

4°C

Humidity 89%
Wind Speed E 9 mph
Barometer 30.49 in (1032.5 mb)
Dewpoint 37°F (3°C)
Visibility 9.00 mi
Wind Chill34°F (1°C)
Last update 2 Apr 11:52 pm EDT
Extended Forecast for

East Harwich MA

  • Overnight

    Overnight: A slight chance of showers after 1am. Patchy fog. Otherwise, cloudy, with a low around 37. East wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 37 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 5pm. Otherwise, cloudy, with a high near 52. Southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 52 °F

    Patchy Fog

  • Friday Night

    Friday Night: Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 41. Southwest wind 9 to 11 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 50. West wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 50 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 10pm. Patchy fog. Otherwise, cloudy, with a low around 38. East wind around 8 mph. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: Showers. High near 53. Southwest wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.

    High: 53 °F

    Chance
    Showers then
    Showers

  • Sunday Night

    Sunday Night: Showers likely, mainly before 9pm. Mostly cloudy, with a low around 38. Southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 38 °F

    Showers
    Likely

  • Monday

    Monday: Showers likely between 7am and 8am. Mostly sunny, with a high near 49. West wind around 9 mph. Chance of precipitation is 60%.

    High: 49 °F

    Showers
    Likely then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 36. West wind around 6 mph.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Overnight
A slight chance of showers after 1am. Patchy fog. Otherwise, cloudy, with a low around 37. East wind 3 to 6 mph. Chance of precipitation is 20%.
Friday
Patchy fog before 5pm. Otherwise, cloudy, with a high near 52. Southeast wind 6 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Patchy fog after 7pm. Otherwise, mostly cloudy, with a low around 41. Southwest wind 9 to 11 mph, with gusts as high as 25 mph.
Saturday
Patchy fog between 9am and 10am. Otherwise, partly sunny, with a high near 50. West wind 6 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
A chance of showers, mainly after 10pm. Patchy fog. Otherwise, cloudy, with a low around 38. East wind around 8 mph. Chance of precipitation is 30%.
Sunday
Showers. High near 53. Southwest wind 10 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%.
Sunday Night
Showers likely, mainly before 9pm. Mostly cloudy, with a low around 38. Southwest wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Monday
Showers likely between 7am and 8am. Mostly sunny, with a high near 49. West wind around 9 mph. Chance of precipitation is 60%.
Monday Night
Mostly clear, with a low around 36. West wind around 6 mph.
Tuesday
Mostly sunny, with a high near 45. West wind 5 to 7 mph becoming east in the afternoon.
Tuesday Night
Partly cloudy, with a low around 31. West wind 5 to 8 mph becoming north after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 40. North wind around 9 mph.
Wednesday Night
Mostly clear, with a low around 31. East wind around 5 mph becoming south after midnight.
Thursday
Sunny, with a high near 47. South wind 6 to 10 mph.
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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:
7:27 pm EDT Apr 2, 2026
Forecast Valid:
12am EDT Apr 3, 2026-6pm EDT Apr 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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