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

66°F

19°C

Humidity 90%
Wind Speed Calm
Barometer 30.22 in (1023.4 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 4 Aug 11:52 pm EDT
Extended Forecast for

Harwich Port MA

  • Overnight

    Overnight: Partly cloudy, with a low around 65. Light south wind.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 80. Calm wind becoming northeast 5 to 8 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Patchy fog between 10pm and 1am. Otherwise, mostly cloudy, with a low around 64. Northeast wind around 7 mph.

    Low: 64 °F

    Patchy Fog

  • Wednesday

    Wednesday: Partly sunny, with a high near 76. Northeast wind 8 to 10 mph.

    High: 76 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 64. East wind 5 to 7 mph.

    Low: 64 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Northeast wind 7 to 9 mph.

    High: 76 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 63. Southeast wind 3 to 6 mph.

    Low: 63 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 77. South wind 6 to 9 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 64. South wind around 6 mph.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 65. Light south wind.
Tuesday
Mostly sunny, with a high near 80. Calm wind becoming northeast 5 to 8 mph in the morning.
Tuesday Night
Patchy fog between 10pm and 1am. Otherwise, mostly cloudy, with a low around 64. Northeast wind around 7 mph.
Wednesday
Partly sunny, with a high near 76. Northeast wind 8 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 64. East wind 5 to 7 mph.
Thursday
Mostly sunny, with a high near 76. Northeast wind 7 to 9 mph.
Thursday Night
Mostly clear, with a low around 63. Southeast wind 3 to 6 mph.
Friday
Sunny, with a high near 77. South wind 6 to 9 mph.
Friday Night
Mostly clear, with a low around 64. South wind around 6 mph.
Saturday
Sunny, with a high near 78. South wind 6 to 9 mph.
Saturday Night
Mostly clear, with a low around 66. Southwest wind around 7 mph.
Sunday
Sunny, with a high near 81. Southwest wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 69. Southwest wind around 8 mph.
Monday
Mostly sunny, with a high near 82. Southwest wind 7 to 11 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harwich Port MA
 41.67°N 70.08°W (Elev. 10 ft)
Last Update:
7:41 pm EDT Aug 4, 2025
Forecast Valid:
12am EDT Aug 5, 2025-6pm EDT Aug 11, 2025
 
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Additional Resources

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