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.

Fog

63°F

17°C

Humidity 100%
Wind Speed E 6 mph
Barometer 30.15 in (1021.2 mb)
Dewpoint 63°F (17°C)
Visibility 0.50 mi
Last update 12 Jul 9:52 pm EDT
Extended Forecast for

Chatham MA

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 64. Southeast wind around 6 mph.

    Low: 64 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 74. East wind 6 to 9 mph.

    High: 74 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 66. Southeast wind around 6 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: Mostly sunny, with a high near 78. East wind 5 to 8 mph becoming south in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 70. Southwest wind around 6 mph.

    Low: 70 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Southwest wind 6 to 9 mph.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71. Southwest wind around 8 mph.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. Southwest wind 6 to 10 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 71. Southwest wind around 9 mph.

    Low: 71 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 64. Southeast wind around 6 mph.
Sunday
Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 74. East wind 6 to 9 mph.
Sunday Night
A chance of showers and thunderstorms after 11pm. Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 66. Southeast wind around 6 mph. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 78. East wind 5 to 8 mph becoming south in the afternoon.
Monday Night
Mostly cloudy, with a low around 70. Southwest wind around 6 mph.
Tuesday
Mostly sunny, with a high near 82. Southwest wind 6 to 9 mph.
Tuesday Night
Mostly clear, with a low around 71. Southwest wind around 8 mph.
Wednesday
Sunny, with a high near 82. Southwest wind 6 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 71. Southwest wind around 9 mph.
Thursday
Mostly sunny, with a high near 81. Southwest wind 10 to 14 mph.
Thursday Night
Mostly cloudy, with a low around 70. Southwest wind around 11 mph.
Friday
Partly sunny, with a high near 80. Southwest wind around 11 mph.
Friday Night
A chance of showers. Mostly cloudy, with a low around 69. Southwest wind around 9 mph. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 79. West wind around 10 mph. Chance of precipitation is 30%.
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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:
6:14 pm EDT Jul 12, 2025
Forecast Valid:
10pm EDT Jul 12, 2025-6pm EDT Jul 19, 2025
 
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