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.

Overcast

74°F

23°C

Humidity 94%
Wind Speed SW 7 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 16 Jul 2:52 am EDT
Extended Forecast for

Harwich Center MA

  • Overnight

    Overnight: Patchy fog. Otherwise, mostly cloudy, with a low around 70. Light southwest wind.

    Low: 70 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. Light southwest wind increasing to 5 to 9 mph in the morning.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 72. Southwest wind around 6 mph.

    Low: 72 °F

    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers. Mostly cloudy, with a high near 83. Southwest wind 8 to 13 mph. Chance of precipitation is 20%.

    High: 83 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and 10pm. Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 72. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely and
    Patchy Fog
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. West wind 8 to 10 mph becoming north in the afternoon.

    High: 84 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. North wind 3 to 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 80. Northeast wind 5 to 7 mph becoming southeast in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 67. South wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, mostly cloudy, with a low around 70. Light southwest wind.
Wednesday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 83. Light southwest wind increasing to 5 to 9 mph in the morning.
Wednesday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 72. Southwest wind around 6 mph.
Thursday
A slight chance of showers. Mostly cloudy, with a high near 83. Southwest wind 8 to 13 mph. Chance of precipitation is 20%.
Thursday Night
Showers and thunderstorms likely before 8pm, then a slight chance of showers between 8pm and 10pm. Patchy fog before 9pm. Otherwise, mostly cloudy, with a low around 72. Southwest wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Friday
Mostly sunny, with a high near 84. West wind 8 to 10 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 66. North wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 80. Northeast wind 5 to 7 mph becoming southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 67. South wind around 5 mph.
Sunday
A chance of showers after 8am. Partly sunny, with a high near 81. South wind 6 to 10 mph. Chance of precipitation is 40%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. Southwest wind around 6 mph becoming northwest after midnight. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 79. Northeast wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 66. East wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 79. Northeast wind 6 to 8 mph.
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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:
1:31 am EDT Jul 16, 2025
Forecast Valid:
3am EDT Jul 16, 2025-6pm EDT Jul 22, 2025
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation