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

24°F

-4°C

Humidity 48%
Wind Speed W 8 mph
Barometer 30.18 in (1024.2 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 18 Mar 2:56 am EDT
Extended Forecast for

Harwinton CT

  • Overnight

    Overnight: Mostly clear, with a low around 19. Northwest wind around 9 mph.

    Low: 19 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 36. Northwest wind around 5 mph becoming light and variable in the morning.

    High: 36 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 25. South wind around 5 mph becoming calm in the evening.

    Low: 25 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 42. Calm wind becoming south 5 to 7 mph in the morning.

    High: 42 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 31. South wind 3 to 5 mph.

    Low: 31 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of rain after 2pm. Partly sunny, with a high near 51. Chance of precipitation is 20%.

    High: 51 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.

    Low: 34 °F

    Rain Likely

  • Saturday

    Saturday: Rain likely, mainly before 8am. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.

    High: 51 °F

    Rain Likely

  • Saturday Night

    Saturday Night: A chance of rain after 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly clear, with a low around 19. Northwest wind around 9 mph.
Wednesday
Mostly sunny, with a high near 36. Northwest wind around 5 mph becoming light and variable in the morning.
Wednesday Night
Partly cloudy, with a low around 25. South wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 42. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Mostly cloudy, with a low around 31. South wind 3 to 5 mph.
Friday
A slight chance of rain after 2pm. Partly sunny, with a high near 51. Chance of precipitation is 20%.
Friday Night
Rain likely, mainly after 2am. Mostly cloudy, with a low around 34. Chance of precipitation is 60%.
Saturday
Rain likely, mainly before 8am. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Saturday Night
A chance of rain after 2am. Mostly cloudy, with a low around 37. Chance of precipitation is 30%.
Sunday
A chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 40%.
Sunday Night
A chance of rain and snow. Partly cloudy, with a low around 33. Chance of precipitation is 30%.
Monday
Sunny, with a high near 43.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Mostly sunny, with a high near 44.
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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:
2:37 am EDT Mar 18, 2026
Forecast Valid:
3am EDT Mar 18, 2026-6pm EDT Mar 24, 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