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

37°F

3°C

Humidity 48%
Wind Speed S 10 mph
Barometer 30.01 in (1018.1 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 13 Mar 1:56 pm EDT
Extended Forecast for

Harwinton CT

  • This Afternoon

    This Afternoon: A slight chance of snow showers before 4pm, then a slight chance of snow showers after 5pm. Mostly cloudy, with a high near 40. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 40 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: A chance of rain and snow showers before midnight, then a slight chance of rain showers between midnight and 1am. Cloudy during the early evening, then gradual clearing, with a low around 33. South wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 33 °F

    Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 44. West wind 13 to 17 mph, with gusts as high as 34 mph.

    High: 44 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 26. West wind 5 to 10 mph becoming light northwest after midnight. Winds could gust as high as 23 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 43. Calm wind becoming southeast 5 to 9 mph in the afternoon.

    High: 43 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Rain, mainly after 2am. Low around 34. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Slight Chance
    Rain then
    Rain

  • Monday

    Monday: Rain, with thunderstorms also possible after 2pm. High near 59. Chance of precipitation is 100%.

    High: 59 °F

    Rain

  • Monday Night

    Monday Night: Rain and possibly a thunderstorm. Low around 37. Windy. Chance of precipitation is 90%.

    Low: 37 °F

    Rain and
    Windy

  • Tuesday

    Tuesday: Rain likely before 8am. Partly sunny, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Rain Likely
    then Partly
    Sunny

Detailed Forecast

This Afternoon
A slight chance of snow showers before 4pm, then a slight chance of snow showers after 5pm. Mostly cloudy, with a high near 40. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
A chance of rain and snow showers before midnight, then a slight chance of rain showers between midnight and 1am. Cloudy during the early evening, then gradual clearing, with a low around 33. South wind 9 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
Mostly sunny, with a high near 44. West wind 13 to 17 mph, with gusts as high as 34 mph.
Saturday Night
Increasing clouds, with a low around 26. West wind 5 to 10 mph becoming light northwest after midnight. Winds could gust as high as 23 mph.
Sunday
Mostly cloudy, with a high near 43. Calm wind becoming southeast 5 to 9 mph in the afternoon.
Sunday Night
Rain, mainly after 2am. Low around 34. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Rain, with thunderstorms also possible after 2pm. High near 59. Chance of precipitation is 100%.
Monday Night
Rain and possibly a thunderstorm. Low around 37. Windy. Chance of precipitation is 90%.
Tuesday
Rain likely before 8am. Partly sunny, with a high near 44. Chance of precipitation is 60%.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Sunny, with a high near 37.
Wednesday Night
Partly cloudy, with a low around 23.
Thursday
Mostly cloudy, with a high near 43.
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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:
8:37 am EDT Mar 13, 2026
Forecast Valid:
2pm EDT Mar 13, 2026-6pm EDT Mar 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation