Harwinton Weather Forecast

    • 45
    • 58

    Chance Rain Showers

    • 40
    • 65

    Chance Rain Showers

    • 42
    • 49

    Rain Showers Likely

    • 36
    • 64

    Chance Rain Showers

    • 25
    • 48

    Mostly Cloudy

    • 33
    • 46

    Chance Rain Showers

Today 28 Mar Southern Litchfield

Partly sunny. Not as cool with Highs around 60. West Winds around 5 Mph.

Tonight 28 Mar Southern Litchfield

Rain likely. Not as cool with Lows in the mid 40s. South Winds around 5 Mph. Chance of rain 60 percent.

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Harwinton Temperature Statistics

March Temperature

Oxford, Waterbury-Oxford Airport (19.9 miles)

  • Lowest 3 March, 2025

    14 °F

  • Average March

    40.6 °F

  • Highest 19 March, 2025

    64 °F

Climate (2020–Present)

Oxford, Waterbury-Oxford Airport (19.9 miles)

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  • Average Low 2020–2025

    42.9 °F

  • Average 2020–2025

    51.1 °F

  • Average High 2020–2025

    59.5 °F
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