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

51°F

11°C

Humidity 74%
Wind Speed Calm
Barometer 30.27 in (1025.1 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 21 May 9:52 pm EDT
Extended Forecast for

Eastham MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Calm wind.

    Low: 45 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 58. Northeast wind 7 to 9 mph.

    High: 58 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 43. Calm wind.

    Low: 43 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 66. East wind 3 to 7 mph.

    High: 66 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers, mainly after 1am. Cloudy, with a low around 51. East wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 51 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 59. East wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.

    High: 59 °F

    Showers

  • Sunday Night

    Sunday Night: Showers. Low around 54. East wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 54 °F

    Showers

  • Memorial Day

    Memorial Day: A chance of showers before 5pm. Mostly cloudy, with a high near 71. Southeast wind around 8 mph becoming northwest in the morning. Chance of precipitation is 50%.

    High: 71 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 53. Light northwest wind. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers then
    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Calm wind.
Friday
Mostly sunny, with a high near 58. Northeast wind 7 to 9 mph.
Friday Night
Increasing clouds, with a low around 43. Calm wind.
Saturday
Mostly cloudy, with a high near 66. East wind 3 to 7 mph.
Saturday Night
A chance of showers, mainly after 1am. Cloudy, with a low around 51. East wind 5 to 7 mph. Chance of precipitation is 40%.
Sunday
Showers. High near 59. East wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%.
Sunday Night
Showers. Low around 54. East wind 10 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Memorial Day
A chance of showers before 5pm. Mostly cloudy, with a high near 71. Southeast wind around 8 mph becoming northwest in the morning. Chance of precipitation is 50%.
Monday Night
A chance of showers between 8pm and 9pm. Mostly cloudy, with a low around 53. Light northwest wind. Chance of precipitation is 30%.
Tuesday
Partly sunny, with a high near 73. Northwest wind around 6 mph becoming south in the afternoon.
Tuesday Night
Partly cloudy, with a low around 55. Southwest wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 76. Northwest wind around 7 mph becoming northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 54. North wind around 5 mph.
Thursday
Mostly sunny, with a high near 73. North wind around 8 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:
8:46 pm EDT May 21, 2026
Forecast Valid:
10pm EDT May 21, 2026-6pm EDT May 28, 2026
 
Forecast Discussion
 
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Additional Resources

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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