Harwinton Weather Forecast

    • 37
    • 44

    Rain

    • 29
    • 48

    Slight Chance Rain/Snow

    • 29
    • 39

    Partly Sunny

    • 27
    • 42

    Partly Sunny

    • 26
    • 44

    Partly Sunny

    • 34
    • 45

    Mostly Cloudy

Today 15 Nov Southern Litchfield

Mostly sunny. Highs in the mid 40s. Northwest Winds around 5 Mph, becoming southwest around 5 Mph in the afternoon.

Tonight 15 Nov Southern Litchfield

Rain. Not as cool with Lows around 40. Temperature rising into the mid 40s after midnight. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain near 100 percent.

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Harwinton Temperature Statistics

November Temperature

Oxford, Waterbury-Oxford Airport (19.9 miles)

  • Lowest 7 November, 2025

    27 °F

  • Average November

    44.8 °F

  • Highest 8 November, 2025

    61 °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

    51.2 °F

  • Average High 2020–2025

    59.6 °F
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