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

67°F

19°C

Humidity 79%
Wind Speed SW 6 mph
Barometer 30.30 in (1026.0 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 16 Sep 6:52 pm EDT
Extended Forecast for

East Harwich MA

  • Tonight

    Tonight: Mostly clear, with a low around 64. Southwest wind around 7 mph.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 71. Southwest wind 5 to 10 mph.

    High: 71 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 65. South wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 70. West wind 8 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: 70 °F

    Chance
    Showers then
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. North wind 5 to 11 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 62. North wind 7 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Light southeast wind.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 5pm. Mostly cloudy, with a high near 69. South wind 7 to 9 mph. Chance of precipitation is 60%.

    High: 69 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 55. South wind around 9 mph becoming north after midnight. Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 64. Southwest wind around 7 mph.
Thursday
Mostly sunny, with a high near 71. Southwest wind 5 to 10 mph.
Thursday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 65. South wind 7 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a high near 70. West wind 8 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.
Friday Night
Partly cloudy, with a low around 58. North wind 5 to 11 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 62. North wind 7 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 55. Light southeast wind.
Sunday
Showers likely, mainly after 5pm. Mostly cloudy, with a high near 69. South wind 7 to 9 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 55. South wind around 9 mph becoming north after midnight. Chance of precipitation is 60%.
Monday
A chance of showers. Partly sunny, with a high near 68. Northeast wind around 14 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 55. Northeast wind around 10 mph. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 67. Northeast wind around 15 mph. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 55. Northeast wind around 14 mph.
Wednesday
Partly sunny, with a high near 67. East wind around 16 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
East Harwich MA
 41.71°N 70.01°W (Elev. 59 ft)
Last Update:
8:14 pm EDT Sep 16, 2026
Forecast Valid:
8pm EDT Sep 16, 2026-6pm EDT Sep 23, 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