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

79°F

26°C

Humidity 85%
Wind Speed SW 7 mph
Barometer 30.07 in (1018.2 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 Jul 4:52 pm EDT
Extended Forecast for

Eastham MA

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, increasing clouds, with a low around 70. Southwest wind 3 to 7 mph.

    Low: 70 °F

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Mostly cloudy, then gradually becoming sunny, with a high near 87. Heat index values as high as 95. Southwest wind 3 to 8 mph.

    High: 87 °F

    Decreasing
    Clouds

  • Wednesday Night

    Wednesday Night: Patchy fog after 1am. Otherwise, increasing clouds, with a low around 73. Southwest wind around 7 mph.

    Low: 73 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 86. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 72. Southwest wind around 10 mph. Chance of precipitation is 20%.

    Low: 72 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 85. West wind around 9 mph becoming north in the afternoon.

    High: 85 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. North wind around 6 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 82. Northeast wind around 7 mph.

    High: 82 °F

    Sunny

  • Saturday Night

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

    Low: 67 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, increasing clouds, with a low around 70. Southwest wind 3 to 7 mph.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 87. Heat index values as high as 95. Southwest wind 3 to 8 mph.
Wednesday Night
Patchy fog after 1am. Otherwise, increasing clouds, with a low around 73. Southwest wind around 7 mph.
Thursday
A slight chance of showers and thunderstorms before 2pm, then a slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 86. South wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly cloudy, with a low around 72. Southwest wind around 10 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 85. West wind around 9 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 66. North wind around 6 mph.
Saturday
Sunny, with a high near 82. Northeast wind around 7 mph.
Saturday Night
Partly cloudy, with a low around 67. South wind around 5 mph.
Sunday
A chance of showers after 1pm. Partly sunny, with a high near 83. South wind 6 to 10 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 67. South wind 6 to 8 mph. Chance of precipitation is 40%.
Monday
Mostly sunny, with a high near 82. North wind around 9 mph.
Monday Night
Partly cloudy, with a low around 66. Southeast wind around 5 mph becoming northwest after midnight.
Tuesday
Sunny, with a high near 80. Northeast wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Eastham MA
 41.84°N 69.98°W (Elev. 43 ft)
Last Update:
3:27 pm EDT Jul 15, 2025
Forecast Valid:
5pm EDT Jul 15, 2025-6pm EDT Jul 22, 2025
 
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Additional Resources

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