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

67°F

19°C

Humidity 87%
Wind Speed Vrbl 3 mph
Barometer 29.99 in (1015.5 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 26 Aug 12:52 am EDT
Extended Forecast for

South Orleans MA

  • Overnight

    Overnight: Clear, with a low around 63. Light west wind.

    Low: 63 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Northwest wind around 6 mph becoming southeast in the afternoon.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.

    Low: 64 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 69. South wind around 8 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms. Partly sunny, with a high near 78. South wind 7 to 9 mph. Chance of precipitation is 40%.

    High: 78 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 64. Southwest wind 3 to 5 mph.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 72. North wind 6 to 8 mph.

    High: 72 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 63. Light west wind.
Wednesday
Sunny, with a high near 78. Northwest wind around 6 mph becoming southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 64. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 80. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Thursday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 69. South wind around 8 mph. Chance of precipitation is 20%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 78. South wind 7 to 9 mph. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 64. Southwest wind 3 to 5 mph.
Saturday
Partly sunny, with a high near 72. North wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 60. Calm wind.
Sunday
Sunny, with a high near 80. Light and variable wind becoming south 5 to 7 mph in the morning.
Sunday Night
Mostly clear, with a low around 64. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 82. Southwest wind 7 to 11 mph.
Monday Night
A chance of showers. Partly cloudy, with a low around 66. Southwest wind around 9 mph. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 81. South wind around 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Orleans MA
 41.76°N 70.03°W (Elev. 43 ft)
Last Update:
6:34 pm EDT Aug 25, 2026
Forecast Valid:
1am EDT Aug 26, 2026-6pm EDT Sep 1, 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