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.

Overcast

57°F

14°C

Humidity 58%
Wind Speed Calm
Barometer 30.00 in (1016.6 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 11 Mar 1:56 am EDT
Extended Forecast for

Cornwall CT

  • Overnight

    Overnight: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, mainly after 1pm. Partly sunny, with a high near 63. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 63 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 41. South wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 41 °F

    Chance
    T-storms

  • Thursday

    Thursday: Rain showers likely before 2pm, then a chance of snow showers. Mostly cloudy, with a high near 43. Northwest wind 11 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Showers
    Likely then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of snow showers before 8pm. Partly cloudy, with a low around 25. West wind 3 to 7 mph. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Chance Snow
    Showers then
    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.

    Low: 32 °F

    Chance Rain

  • Saturday

    Saturday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 47. Calm wind.
Wednesday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 63. Calm wind becoming southeast 5 to 7 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 41. South wind around 7 mph, with gusts as high as 23 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Rain showers likely before 2pm, then a chance of snow showers. Mostly cloudy, with a high near 43. Northwest wind 11 to 13 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A chance of snow showers before 8pm. Partly cloudy, with a low around 25. West wind 3 to 7 mph. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Friday
Partly sunny, with a high near 42.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 42.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
A chance of rain and snow after 2pm. Cloudy, with a high near 44. Chance of precipitation is 30%.
Sunday Night
Rain and snow. Low around 36. Chance of precipitation is 80%.
Monday
Rain. High near 56. Chance of precipitation is 90%.
Monday Night
Rain and snow likely. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 34.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cornwall CT
 41.85°N 73.33°W (Elev. 797 ft)
Last Update:
2:04 am EDT Mar 11, 2026
Forecast Valid:
2am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation