National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Chatham, Chatham Municipal Airport (KCQX)

Lat: 41.69°NLon: 69.99°WElev: 66ft.

Fair

59°F

15°C

Humidity 58%
Wind Speed NE 3 mph
Barometer 30.21 in (1023.2 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 19 Sep 5:52 pm EDT
Extended Forecast for

Chatham MA

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Northeast wind 5 to 7 mph becoming east after midnight.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 3pm. Patchy fog after 5pm. Otherwise, increasing clouds, with a high near 64. Southeast wind 8 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Partly Sunny
    then Showers
    Likely and
    Patchy Fog

  • Sunday Night

    Sunday Night: Showers. Patchy fog after 11pm. Low around 60. Southeast wind 8 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 60 °F

    Showers and
    Patchy Fog

  • Monday

    Monday: A chance of showers before 8am. Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 65. Northeast wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 65 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 57. Northeast wind 11 to 14 mph.

    Low: 57 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 64. Northeast wind around 16 mph.

    High: 64 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 57. Northeast wind 15 to 17 mph.

    Low: 57 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 64. Breezy, with a northeast wind around 21 mph.

    High: 64 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 57. Breezy, with a northeast wind 20 to 22 mph.

    Low: 57 °F

    Mostly Cloudy
    and Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. Northeast wind 5 to 7 mph becoming east after midnight.
Sunday
Showers likely, mainly after 3pm. Patchy fog after 5pm. Otherwise, increasing clouds, with a high near 64. Southeast wind 8 to 13 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Showers. Patchy fog after 11pm. Low around 60. Southeast wind 8 to 13 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Monday
A chance of showers before 8am. Patchy fog between 8am and 9am. Otherwise, mostly cloudy, with a high near 65. Northeast wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Mostly cloudy, with a low around 57. Northeast wind 11 to 14 mph.
Tuesday
Partly sunny, with a high near 64. Northeast wind around 16 mph.
Tuesday Night
Mostly cloudy, with a low around 57. Northeast wind 15 to 17 mph.
Wednesday
Partly sunny, with a high near 64. Breezy, with a northeast wind around 21 mph.
Wednesday Night
Mostly cloudy, with a low around 57. Breezy, with a northeast wind 20 to 22 mph.
Thursday
A chance of showers after noon. Mostly cloudy, with a high near 64. Breezy, with a northeast wind around 23 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 57. Windy, with a northeast wind around 26 mph, with gusts as high as 37 mph. Chance of precipitation is 40%.
Friday
A chance of showers. Mostly cloudy, with a high near 65. Windy, with a northeast wind 24 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 57. Windy, with a northeast wind 25 to 28 mph, with gusts as high as 38 mph. Chance of precipitation is 50%.
Saturday
A chance of showers. Mostly cloudy, with a high near 65. Breezy, with a north wind around 22 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chatham MA
 41.68°N 69.96°W (Elev. 13 ft)
Last Update:
2:33 pm EDT Sep 19, 2026
Forecast Valid:
6pm EDT Sep 19, 2026-6pm EDT Sep 26, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation