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

30°F

-1°C

Humidity 56%
Wind Speed NW 5 mph
Barometer 30.31 in (1028.4 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 21 Apr 2:56 am EDT
Extended Forecast for

Harwinton CT

  • Overnight

    Overnight: Mostly clear, with a low around 24. Light north wind.

    Low: 24 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 2am. Increasing clouds, with a low around 36. South wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Rain likely, possibly mixed with snow showers, becoming all rain after 7am. Cloudy, with a high near 48. South wind around 7 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 48 °F

    Rain/Snow
    Likely then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 30%.

    Low: 38 °F

    Chance
    Showers then
    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °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 60.

    High: 60 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 24. Light north wind.
Tuesday
Sunny, with a high near 50. Calm wind becoming southwest around 6 mph in the afternoon.
Tuesday Night
A chance of showers, mainly after 2am. Increasing clouds, with a low around 36. South wind around 7 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, possibly mixed with snow showers, becoming all rain after 7am. Cloudy, with a high near 48. South wind around 7 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 40.
Friday
Mostly sunny, with a high near 60.
Friday Night
Partly cloudy, with a low around 38.
Saturday
A chance of showers after 8am. Partly sunny, with a high near 54. Chance of precipitation is 40%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 38. Chance of precipitation is 40%.
Sunday
Partly sunny, with a high near 58.
Sunday Night
Mostly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 61.
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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:
2:36 am EDT Apr 21, 2026
Forecast Valid:
3am EDT Apr 21, 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