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 86%
Wind Speed N 7 mph
Barometer 30.26 in (1025.0 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill34°F (1°C)
Last update 21 Apr 12:52 am EDT
Extended Forecast for

Dennis Port MA

  • Overnight

    Overnight: A slight chance of rain before 3am. Mostly cloudy, with a low around 36. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Slight Chance
    Rain

  • Tuesday

    Tuesday: Mostly sunny, with a high near 46. North wind 7 to 9 mph.

    High: 46 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. Southwest wind around 7 mph.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, mainly between 11am and 1pm. Mostly cloudy, with a high near 48. South wind 7 to 11 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before 9pm. Mostly cloudy, with a low around 41. Southeast wind around 6 mph. Chance of precipitation is 20%.

    Low: 41 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 53. Northwest wind 5 to 9 mph.

    High: 53 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Northwest wind 3 to 5 mph.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 51. North wind around 7 mph.

    High: 51 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. Light and variable wind.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of rain before 3am. Mostly cloudy, with a low around 36. North wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 46. North wind 7 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 37. Southwest wind around 7 mph.
Wednesday
A chance of showers, mainly between 11am and 1pm. Mostly cloudy, with a high near 48. South wind 7 to 11 mph. Chance of precipitation is 30%.
Wednesday Night
A slight chance of showers before 9pm. Mostly cloudy, with a low around 41. Southeast wind around 6 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 53. Northwest wind 5 to 9 mph.
Thursday Night
Partly cloudy, with a low around 40. Northwest wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 51. North wind around 7 mph.
Friday Night
Partly cloudy, with a low around 41. Light and variable wind.
Saturday
Mostly sunny, with a high near 50. Northeast wind 5 to 7 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 42. Light southeast wind. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 52. East wind 6 to 8 mph. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 43. Northeast wind around 5 mph.
Monday
Partly sunny, with a high near 54. Northeast wind 5 to 8 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Dennis Port MA
 41.66°N 70.14°W (Elev. 13 ft)
Last Update:
6:27 pm EDT Apr 20, 2026
Forecast Valid:
1am EDT Apr 21, 2026-6pm EDT Apr 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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