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.

A Few Clouds

67°F

19°C

Humidity 91%
Wind Speed NW 3 mph
Barometer 30.10 in (1019.3 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 15 Aug 12:52 am EDT
Extended Forecast for

Eastham MA

  • Overnight

    Overnight: Mostly clear, with a low around 63. North wind around 7 mph.

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 72. North wind around 7 mph.

    High: 72 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. Light and variable wind.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 74. Light south wind increasing to 5 to 10 mph in the afternoon.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers, mainly after 2am. Mostly cloudy, with a low around 68. South wind 8 to 10 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers, mainly before 2pm. High near 74. Southeast wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    High: 74 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 67. Northeast wind around 8 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72. North wind 7 to 9 mph.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. Light and variable wind.

    Low: 68 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 63. North wind around 7 mph.
Saturday
Sunny, with a high near 72. North wind around 7 mph.
Saturday Night
Mostly clear, with a low around 59. Light and variable wind.
Sunday
Mostly sunny, with a high near 74. Light south wind increasing to 5 to 10 mph in the afternoon.
Sunday Night
A chance of showers, mainly after 2am. Mostly cloudy, with a low around 68. South wind 8 to 10 mph. Chance of precipitation is 30%.
Monday
Showers, mainly before 2pm. High near 74. Southeast wind 13 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Monday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 67. Northeast wind around 8 mph. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 72. North wind 7 to 9 mph.
Tuesday Night
Mostly clear, with a low around 68. Light and variable wind.
Wednesday
Sunny, with a high near 76. Light and variable wind becoming south 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 70. Southwest wind around 7 mph.
Thursday
A chance of showers. Mostly sunny, with a high near 76. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 67. Southwest wind around 8 mph becoming north after midnight. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 72. North wind around 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Eastham MA
 41.84°N 69.98°W (Elev. 43 ft)
Last Update:
1:04 am EDT Aug 15, 2026
Forecast Valid:
1am EDT Aug 15, 2026-6pm EDT Aug 21, 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