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.

Overcast

68°F

20°C

Humidity 93%
Wind Speed NW 3 mph
Barometer 29.90 in (1013.2 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 30 Jul 8:56 pm EDT
Extended Forecast for

Harwinton CT

  • Tonight

    Tonight: Patchy fog before 2am. Otherwise, mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Patchy Fog

  • Friday

    Friday: Sunny, with a high near 78. Northwest wind 3 to 5 mph.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 63. South wind 3 to 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.

    Low: 64 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.

    High: 77 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely then
    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog before 2am. Otherwise, mostly clear, with a low around 57. Calm wind.
Friday
Sunny, with a high near 78. Northwest wind 3 to 5 mph.
Friday Night
Mostly clear, with a low around 60. Calm wind.
Saturday
Mostly sunny, with a high near 81. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 63. South wind 3 to 5 mph.
Sunday
A chance of showers after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 50%.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 63.
Thursday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 40%.
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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:
8:37 pm EDT Jul 30, 2026
Forecast Valid:
9pm EDT Jul 30, 2026-6pm EDT Aug 6, 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