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

68°F

20°C

Humidity 61%
Wind Speed SW 7 G 17 mph
Barometer 29.96 in (1015.8 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Apr 1:56 pm EDT
Extended Forecast for

Harwinton CT

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 74. Southwest wind around 14 mph, with gusts as high as 34 mph.

    High: 74 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. West wind 5 to 8 mph.

    Low: 53 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between 3pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 79. Calm wind becoming southwest 5 to 9 mph in the afternoon. Chance of precipitation is 20%.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 58. West wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Light southwest wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Mostly cloudy, with a high near 80.

    High: 80 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Partly sunny, with a high near 74. Southwest wind around 14 mph, with gusts as high as 34 mph.
Tonight
Mostly clear, with a low around 53. West wind 5 to 8 mph.
Tuesday
A slight chance of showers between 3pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 79. Calm wind becoming southwest 5 to 9 mph in the afternoon. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 58. West wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Light southwest wind increasing to 5 to 9 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly cloudy, with a high near 80.
Thursday Night
Mostly cloudy, with a low around 58.
Friday
A chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 40%.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Partly sunny, with a high near 73.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 51. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.
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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 pm EDT Apr 13, 2026
Forecast Valid:
2pm EDT Apr 13, 2026-6pm EDT Apr 19, 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