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

58°F

14°C

Humidity 93%
Wind Speed W 3 mph
Barometer 29.77 in (1008.2 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 21 Jun 4:52 am EDT
Extended Forecast for

Harwich Center MA

  • Today

    Today: Sunny, with a high near 80. Southwest wind 3 to 8 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 65. West wind around 5 mph becoming calm in the evening.

    Low: 65 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers after 2pm. Increasing clouds, with a high near 82. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 82 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9pm. Low around 67. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 67 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before noon, then showers likely. High near 82. Southwest wind 8 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 80%.

    High: 82 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly before 8pm. Partly cloudy, with a low around 65. Light west wind. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 85. Northwest wind around 6 mph becoming northeast in the afternoon.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. Light southwest wind.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 80. Southwest wind 3 to 8 mph.
Tonight
Mostly clear, with a low around 65. West wind around 5 mph becoming calm in the evening.
Monday
A chance of showers after 2pm. Increasing clouds, with a high near 82. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9pm. Low around 67. South wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tuesday
Showers and possibly a thunderstorm before noon, then showers likely. High near 82. Southwest wind 8 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 80%.
Tuesday Night
A chance of showers, mainly before 8pm. Partly cloudy, with a low around 65. Light west wind. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 85. Northwest wind around 6 mph becoming northeast in the afternoon.
Wednesday Night
Mostly clear, with a low around 68. Light southwest wind.
Thursday
Sunny, with a high near 80. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 68. South wind 3 to 5 mph.
Friday
Partly sunny, with a high near 80. South wind 6 to 10 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 69. South wind around 6 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 84. Southwest wind 3 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
Last Update:
2:29 am EDT Jun 21, 2026
Forecast Valid:
5am EDT Jun 21, 2026-6pm EDT Jun 27, 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