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.

Mostly Cloudy

69°F

21°C

Humidity 90%
Wind Speed S 5 mph
Barometer 30.11 in (1019.8 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 26 Jun 8:52 am EDT
Extended Forecast for

East Harwich MA

  • Today

    Today: A slight chance of showers between 10am and 11am. Mostly cloudy, with a high near 77. South wind 5 to 11 mph. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Southwest wind 6 to 8 mph.

    Low: 64 °F

    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers between 2pm and 3pm. Mostly cloudy, with a high near 75. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Calm wind becoming northeast around 6 mph in the morning.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 81. Calm wind becoming east around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68. Light southwest wind.

    Low: 68 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. South wind 5 to 10 mph.

    High: 80 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of showers between 10am and 11am. Mostly cloudy, with a high near 77. South wind 5 to 11 mph. Chance of precipitation is 20%.
Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 64. Southwest wind 6 to 8 mph.
Saturday
A slight chance of showers between 2pm and 3pm. Mostly cloudy, with a high near 75. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 60. Calm wind.
Sunday
Mostly sunny, with a high near 76. Calm wind becoming northeast around 6 mph in the morning.
Sunday Night
Partly cloudy, with a low around 62. Calm wind.
Monday
Sunny, with a high near 81. Calm wind becoming east around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 68. Light southwest wind.
Tuesday
Mostly sunny, with a high near 80. South wind 5 to 10 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 69. Southwest wind around 7 mph. Chance of precipitation is 40%.
Wednesday
A chance of showers. Mostly sunny, with a high near 80. Southwest wind 8 to 10 mph. Chance of precipitation is 30%.
Wednesday Night
Partly cloudy, with a low around 71. Southwest wind around 6 mph.
Thursday
Mostly sunny, with a high near 83. Southwest wind 6 to 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
East Harwich MA
 41.71°N 70.04°W (Elev. 52 ft)
Last Update:
2:29 am EDT Jun 26, 2026
Forecast Valid:
9am EDT Jun 26, 2026-6pm EDT Jul 2, 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