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.

Mostly Cloudy

64°F

18°C

Humidity 96%
Wind Speed SE 5 mph
Barometer 30.02 in (1017.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 13 Sep 4:56 am EDT
Extended Forecast for

Cornwall CT

  • Overnight

    Overnight: A chance of showers and thunderstorms. Cloudy, with a low around 60. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and possibly a thunderstorm before noon, then a chance of showers between noon and 1pm. High near 77. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 77 °F

    Showers then
    Chance
    Showers

  • Sunday Night

    Sunday Night: Scattered showers before 2am, then scattered showers after 4am. Increasing clouds, with a low around 57. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 57 °F

    Scattered
    Showers

  • Monday

    Monday: Scattered showers before 7am. Partly sunny, then gradually becoming sunny, with a high near 70. Northwest wind 8 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 70 °F

    Scattered
    Showers then
    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 46. Light north wind.

    Low: 46 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Cloudy, with a low around 60. Calm wind. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm before noon, then a chance of showers between noon and 1pm. High near 77. Light and variable wind. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Sunday Night
Scattered showers before 2am, then scattered showers after 4am. Increasing clouds, with a low around 57. Calm wind becoming northwest around 5 mph after midnight. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Scattered showers before 7am. Partly sunny, then gradually becoming sunny, with a high near 70. Northwest wind 8 to 10 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday Night
Clear, with a low around 46. Light north wind.
Tuesday
Sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 74. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cornwall CT
 41.85°N 73.33°W (Elev. 797 ft)
Last Update:
2:36 am EDT Sep 13, 2026
Forecast Valid:
5am EDT Sep 13, 2026-6pm EDT Sep 19, 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