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.

Overcast

39°F

4°C

Humidity 93%
Wind Speed NW 3 mph
Barometer 30.23 in (1023.8 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 20 Apr 9:52 pm EDT
Extended Forecast for

Chatham MA

  • Tonight

    Tonight: A slight chance of rain before 3am. Mostly cloudy, with a low around 36. North wind 6 to 13 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Mostly sunny, with a high near 45. Northeast wind 8 to 11 mph.

    High: 45 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Southwest wind 6 to 8 mph.

    Low: 38 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers. Mostly cloudy, with a high near 47. South wind 7 to 11 mph. Chance of precipitation is 20%.

    High: 47 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 10pm. Mostly cloudy, with a low around 42. Southeast wind around 6 mph. Chance of precipitation is 20%.

    Low: 42 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 52. Northwest wind 6 to 9 mph.

    High: 52 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41. Northwest wind around 6 mph.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 49. North wind 6 to 8 mph.

    High: 49 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. South wind around 5 mph becoming northwest after midnight.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of rain before 3am. Mostly cloudy, with a low around 36. North wind 6 to 13 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 45. Northeast wind 8 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 38. Southwest wind 6 to 8 mph.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 47. South wind 7 to 11 mph. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers before 10pm. Mostly cloudy, with a low around 42. Southeast wind around 6 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 52. Northwest wind 6 to 9 mph.
Thursday Night
Partly cloudy, with a low around 41. Northwest wind around 6 mph.
Friday
Mostly sunny, with a high near 49. North wind 6 to 8 mph.
Friday Night
Partly cloudy, with a low around 41. South wind around 5 mph becoming northwest after midnight.
Saturday
Mostly sunny, with a high near 49. Northeast wind around 7 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 42. Southeast wind around 6 mph. Chance of precipitation is 30%.
Sunday
Partly sunny, with a high near 51. Northeast wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 43. Northeast wind around 6 mph.
Monday
Partly sunny, with a high near 52. Northeast wind 6 to 8 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chatham MA
 41.68°N 69.96°W (Elev. 13 ft)
Last Update:
6:27 pm EDT Apr 20, 2026
Forecast Valid:
10pm EDT Apr 20, 2026-6pm EDT Apr 27, 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