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

68°F

20°C

Humidity 87%
Wind Speed SW 6 mph
Barometer 30.09 in (1019.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 27 Aug 12:52 am EDT
Extended Forecast for

Harwich Center MA

  • Overnight

    Overnight: Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 5 to 10 mph, with gusts as high as 22 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: A chance of showers, mainly between 2am and 4am. Mostly cloudy, with a low around 68. South wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 79. South wind 6 to 8 mph.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 67. Southwest wind around 6 mph becoming northwest after midnight.

    Low: 67 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75. North wind 7 to 9 mph.

    High: 75 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 63. Light and variable wind.

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 80 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67. West wind around 9 mph.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 65. Calm wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 80. South wind 5 to 10 mph, with gusts as high as 22 mph.
Thursday Night
A chance of showers, mainly between 2am and 4am. Mostly cloudy, with a low around 68. South wind 5 to 7 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 79. South wind 6 to 8 mph.
Friday Night
Mostly cloudy, with a low around 67. Southwest wind around 6 mph becoming northwest after midnight.
Saturday
Mostly sunny, with a high near 75. North wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 63. Light and variable wind.
Sunday
Sunny, with a high near 80. Light southwest wind increasing to 5 to 10 mph in the morning.
Sunday Night
Partly cloudy, with a low around 67. West wind around 9 mph.
Monday
Mostly sunny, with a high near 79. West wind around 8 mph.
Monday Night
Mostly cloudy, with a low around 65. South wind 3 to 5 mph.
Tuesday
Partly sunny, with a high near 78. South wind 7 to 9 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 65. South wind around 6 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 78. South wind 7 to 10 mph. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
Last Update:
6:39 pm EDT Aug 26, 2026
Forecast Valid:
1am EDT Aug 27, 2026-6pm EDT Sep 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