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

65°F

18°C

Humidity 63%
Wind Speed Vrbl 5 mph
Barometer 29.93 in (1013.5 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 15 Apr 1:52 pm EDT
Extended Forecast for

East Harwich MA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 69. Southeast wind around 7 mph.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 1am. Patchy fog before 8pm, then patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 50. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers, mainly before 7am. Patchy fog between 10am and 11am. Otherwise, partly sunny, with a high near 58. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.

    High: 58 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Slight Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A chance of showers, mainly after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 60. Southwest wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 30%.

    High: 60 °F

    Chance
    Showers and
    Patchy Fog

  • Friday Night

    Friday Night: A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 43. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 43 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 51. East wind around 7 mph.

    High: 51 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Cloudy, with a low around 44. Light south wind.

    Low: 44 °F

    Cloudy

  • Sunday

    Sunday: Showers likely, mainly after 4pm. Cloudy, with a high near 55. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 55 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 69. Southeast wind around 7 mph.
Tonight
A chance of showers and thunderstorms, mainly after 1am. Patchy fog before 8pm, then patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 50. South wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers, mainly before 7am. Patchy fog between 10am and 11am. Otherwise, partly sunny, with a high near 58. Southwest wind 7 to 10 mph. Chance of precipitation is 30%.
Thursday Night
A slight chance of showers. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 48. Southwest wind 6 to 8 mph. Chance of precipitation is 20%.
Friday
A chance of showers, mainly after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 60. Southwest wind 5 to 7 mph becoming north in the afternoon. Chance of precipitation is 30%.
Friday Night
A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 43. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
Mostly cloudy, with a high near 51. East wind around 7 mph.
Saturday Night
Cloudy, with a low around 44. Light south wind.
Sunday
Showers likely, mainly after 4pm. Cloudy, with a high near 55. South wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday
Mostly sunny, with a high near 47. Northwest wind around 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 35. Northwest wind around 8 mph.
Tuesday
Sunny, with a high near 49. Northwest wind around 8 mph becoming southwest in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
East Harwich MA
 41.69°N 70.04°W (Elev. 52 ft)
Last Update:
1:25 pm EDT Apr 15, 2026
Forecast Valid:
2pm EDT Apr 15, 2026-6pm EDT Apr 21, 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