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

56°F

13°C

Humidity 55%
Wind Speed SE 5 mph
Barometer 29.98 in (1016.1 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 11 Mar 5:56 am EDT
Extended Forecast for

Harwinton CT

  • Today

    Today: A slight chance of showers before 11am, then isolated showers after noon. Partly sunny, with a high near 62. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.

    High: 62 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. South wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 49 °F

    Chance
    T-storms

  • Thursday

    Thursday: Rain showers likely before 2pm, then a chance of snow showers. Mostly cloudy, with a temperature falling to around 39 by 5pm. Northwest wind 14 to 16 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 51 °F⇓

    Showers
    Likely then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of snow showers before 8pm. Mostly cloudy, then gradually becoming clear, with a low around 27. West wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow
    Showers then
    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 43. Light southwest wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 24 mph.

    High: 43 °F

    Partly Sunny

  • Friday Night

    Friday Night: A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.

    Low: 33 °F

    Chance Rain

  • Saturday

    Saturday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Cloudy, with a high near 45.

    High: 45 °F

    Cloudy

Detailed Forecast

Today
A slight chance of showers before 11am, then isolated showers after noon. Partly sunny, with a high near 62. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 49. South wind 8 to 10 mph, with gusts as high as 22 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 temperature falling to around 39 by 5pm. Northwest wind 14 to 16 mph, with gusts as high as 32 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. Mostly cloudy, then gradually becoming clear, with a low around 27. West wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
Partly sunny, with a high near 43. Light southwest wind becoming south 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Friday Night
A chance of rain before 2am. Mostly cloudy, with a low around 33. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 26.
Sunday
Cloudy, with a high near 45.
Sunday Night
Rain, mainly after 8pm. 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 26. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harwinton CT
 41.75°N 73.06°W (Elev. 801 ft)
Last Update:
6:10 am EDT Mar 11, 2026
Forecast Valid:
6am EDT Mar 11, 2026-6pm EDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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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