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

Oxford, Waterbury-Oxford Airport (KOXC)

Lat: 41.48°NLon: 73.13°WElev: 725ft.

Fair

40°F

4°C

Humidity 70%
Wind Speed SW 7 mph
Barometer 30.36 in (1029.8 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 29 Mar 11:56 pm EDT
Extended Forecast for

Cornwall CT

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. South wind 3 to 5 mph.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 60. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.

    High: 60 °F

    Partly Sunny

  • Monday Night

    Monday Night: A chance of rain, mainly after 2am. Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain, mainly before 2pm. Mostly cloudy, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain. Mostly cloudy, with a low around 59. Southwest wind 6 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    Low: 59 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A chance of rain, then rain and possibly a thunderstorm after 2pm. High near 73. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Chance Rain
    then Rain

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm before 8pm, then a chance of rain. Low around 42. Chance of precipitation is 80%.

    Low: 42 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 50%.

    High: 49 °F

    Chance Rain

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.

    Low: 37 °F

    Rain Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. South wind 3 to 5 mph.
Monday
Partly sunny, with a high near 60. Southwest wind 6 to 10 mph, with gusts as high as 24 mph.
Monday Night
A chance of rain, mainly after 2am. Mostly cloudy, with a low around 50. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
A chance of rain, mainly before 2pm. Mostly cloudy, with a high near 67. Calm wind becoming southwest 5 to 7 mph in the morning. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A slight chance of rain. Mostly cloudy, with a low around 59. Southwest wind 6 to 8 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Wednesday
A chance of rain, then rain and possibly a thunderstorm after 2pm. High near 73. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain and possibly a thunderstorm before 8pm, then a chance of rain. Low around 42. Chance of precipitation is 80%.
Thursday
A chance of rain. Mostly cloudy, with a high near 49. Chance of precipitation is 50%.
Thursday Night
Rain likely. Cloudy, with a low around 37. Chance of precipitation is 70%.
Friday
Rain likely. Cloudy, with a high near 55. Chance of precipitation is 60%.
Friday Night
A chance of rain. Cloudy, with a low around 40. Chance of precipitation is 50%.
Saturday
A chance of rain. Mostly cloudy, with a high near 53. Chance of precipitation is 30%.
Saturday Night
A chance of rain. Cloudy, with a low around 38. Chance of precipitation is 40%.
Sunday
A chance of rain. Mostly cloudy, with a high near 59. Chance of precipitation is 50%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornwall CT
 41.85°N 73.33°W (Elev. 797 ft)
Last Update:
8:37 pm EDT Mar 29, 2026
Forecast Valid:
12am EDT Mar 30, 2026-6pm EDT Apr 5, 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