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.

Partly Cloudy

39°F

4°C

Humidity 43%
Wind Speed NW 9 mph
Barometer 30.23 in (1025.3 mb)
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 20 Apr 7:56 pm EDT
Extended Forecast for

Cornwall CT

  • Tonight

    Tonight: Mostly clear, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.

    Low: 23 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers after 11pm. Increasing clouds, with a low around 36. Light south wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of showers. Mostly cloudy, with a high near 52. South wind 3 to 6 mph. Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Partly cloudy, with a low around 39. Chance of precipitation is 30%.

    Low: 39 °F

    Mostly Clear
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 23. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 50. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A chance of rain and snow showers after 11pm. Increasing clouds, with a low around 36. Light south wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
A slight chance of showers. Mostly cloudy, with a high near 52. South wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, with a low around 38. Calm wind.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Mostly sunny, with a high near 62.
Friday Night
A chance of showers after 2am. Partly cloudy, with a low around 39. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 55. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 40. Chance of precipitation is 50%.
Sunday
A chance of showers. Partly sunny, with a high near 59. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 40.
Monday
Partly sunny, with a high near 62.
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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:
2:38 pm EDT Apr 20, 2026
Forecast Valid:
8pm EDT Apr 20, 2026-6pm EDT Apr 27, 2026
 
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