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

61°F

16°C

Humidity 70%
Wind Speed SE 9 mph
Barometer 30.01 in (1017.2 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 18 Apr 4:56 pm EDT
Extended Forecast for

Harwinton CT

  • Tonight

    Tonight: A chance of showers, mainly after 5am. Mostly cloudy, with a low around 42. Southeast wind 5 to 10 mph becoming light south. Winds could gust as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers, mainly before 5pm. High near 49. Light west wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 31. West wind 5 to 8 mph, with gusts as high as 20 mph.

    Low: 31 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers after 2pm. Mostly sunny, with a high near 46. Northwest wind 7 to 9 mph. Chance of precipitation is 20%.

    High: 46 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly clear, with a low around 26. Northwest wind around 7 mph.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36.

    Low: 36 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers, mainly after 5am. Mostly cloudy, with a low around 42. Southeast wind 5 to 10 mph becoming light south. Winds could gust as high as 23 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Showers, mainly before 5pm. High near 49. Light west wind becoming northwest 10 to 15 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Mostly clear, with a low around 31. West wind 5 to 8 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers after 2pm. Mostly sunny, with a high near 46. Northwest wind 7 to 9 mph. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 26. Northwest wind around 7 mph.
Tuesday
Sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 36.
Wednesday
Partly sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 36.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Mostly sunny, with a high near 65.
Friday Night
Partly cloudy, with a low around 42.
Saturday
A chance of showers. Partly sunny, with a high near 62. Chance of precipitation is 30%.
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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 pm EDT Apr 18, 2026
Forecast Valid:
5pm EDT Apr 18, 2026-6pm EDT Apr 25, 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