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

56°F

13°C

Humidity 53%
Wind Speed E 6 mph
Barometer 30.20 in (1022.9 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 21 May 3:52 pm EDT
Extended Forecast for

Harwich Center MA

  • Tonight

    Tonight: Mostly cloudy, with a low around 51. Light and variable wind.

    Low: 51 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62. Northeast wind 8 to 10 mph.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 65. Calm wind becoming east 5 to 7 mph in the morning.

    High: 65 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers, mainly after midnight. Cloudy, with a low around 52. East wind 3 to 7 mph. Chance of precipitation is 50%.

    Low: 52 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Sunday

    Sunday: Showers. High near 68. East wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Sunday Night

    Sunday Night: Showers likely. Cloudy, with a low around 54. East wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.

    Low: 54 °F

    Showers
    Likely

  • Memorial Day

    Memorial Day: A chance of showers. Mostly cloudy, with a high near 70. South wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 50%.

    High: 70 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 5am. Mostly cloudy, with a low around 55. Light west wind. Chance of precipitation is 40%.

    Low: 55 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 51. Light and variable wind.
Friday
Mostly sunny, with a high near 62. Northeast wind 8 to 10 mph.
Friday Night
Mostly cloudy, with a low around 51. Calm wind.
Saturday
Mostly cloudy, with a high near 65. Calm wind becoming east 5 to 7 mph in the morning.
Saturday Night
A chance of showers, mainly after midnight. Cloudy, with a low around 52. East wind 3 to 7 mph. Chance of precipitation is 50%.
Sunday
Showers. High near 68. East wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%.
Sunday Night
Showers likely. Cloudy, with a low around 54. East wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 70%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 70. South wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 50%.
Monday Night
A chance of showers before 5am. Mostly cloudy, with a low around 55. Light west wind. Chance of precipitation is 40%.
Tuesday
Partly sunny, with a high near 74. Calm wind becoming west around 6 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 56. West wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 72. Northwest wind 5 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 55. Light west wind.
Thursday
Mostly sunny, with a high near 70. North wind 5 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harwich Center MA
 41.7°N 70.07°W (Elev. 49 ft)
Last Update:
6:42 am EDT May 21, 2026
Forecast Valid:
4pm EDT May 21, 2026-6pm EDT May 28, 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