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

38°F

3°C

Humidity 83%
Wind Speed W 5 mph
Barometer 30.04 in (1017.4 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 20 Apr 2:52 am EDT
Extended Forecast for

East Harwich MA

  • Overnight

    Overnight: Mostly clear, with a low around 37. West wind around 10 mph, with gusts as high as 22 mph.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of rain after 3pm. Increasing clouds, with a high near 51. West wind 5 to 8 mph. Chance of precipitation is 20%.

    High: 51 °F

    Sunny then
    Slight Chance
    Rain

  • Monday Night

    Monday Night: A slight chance of rain before 3am. Mostly cloudy, with a low around 34. Calm wind becoming north 5 to 9 mph after midnight. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. North wind around 7 mph.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. Light and variable wind.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers. Mostly cloudy, with a high near 49. South wind 6 to 10 mph. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. South wind 3 to 5 mph.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 52. North wind 3 to 6 mph.

    High: 52 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Northwest wind 3 to 5 mph.

    Low: 40 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 37. West wind around 10 mph, with gusts as high as 22 mph.
Monday
A slight chance of rain after 3pm. Increasing clouds, with a high near 51. West wind 5 to 8 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of rain before 3am. Mostly cloudy, with a low around 34. Calm wind becoming north 5 to 9 mph after midnight. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 47. North wind around 7 mph.
Tuesday Night
Partly cloudy, with a low around 37. Light and variable wind.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 49. South wind 6 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 40. South wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 52. North wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 40. Northwest wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 51. North wind around 7 mph.
Friday Night
Partly cloudy, with a low around 40. Light and variable wind.
Saturday
Mostly sunny, with a high near 50. North wind 5 to 7 mph.
Saturday Night
Mostly cloudy, with a low around 41. Light and variable wind.
Sunday
A chance of showers. Partly sunny, with a high near 53. East wind 5 to 7 mph. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
East Harwich MA
 41.71°N 70.01°W (Elev. 59 ft)
Last Update:
2:29 am EDT Apr 20, 2026
Forecast Valid:
3am EDT Apr 20, 2026-6pm EDT Apr 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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