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

43°F

6°C

Humidity 40%
Wind Speed NW 10 G 18 mph
Barometer 30.15 in (1022.8 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 20 Apr 4:56 pm EDT
Extended Forecast for

Harwinton CT

  • Tonight

    Tonight: Mostly clear, with a low around 24. Northwest wind 3 to 8 mph. Winds could gust as high as 20 mph.

    Low: 24 °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. South wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °F

    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 50. South wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 50 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °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 40.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

  • Friday Night

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

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Northwest wind 3 to 8 mph. Winds could gust as high as 20 mph.
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. South wind around 5 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
A chance of showers, mainly before 2pm. Mostly cloudy, with a high near 50. South wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 39. Light and variable wind.
Thursday
Mostly sunny, with a high near 62.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 62.
Friday Night
Partly cloudy, with a low around 39.
Saturday
A chance of showers after 8am. Partly sunny, with a high near 55. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 41. Chance of precipitation is 40%.
Sunday
A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 30%.
Sunday Night
Mostly cloudy, with a low around 41.
Monday
Partly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harwinton CT
 41.75°N 73.06°W (Elev. 801 ft)
Last Update:
2:38 pm EDT Apr 20, 2026
Forecast Valid:
5pm 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