Harwinton Weather Forecast

    • 25
    • 38

    Partly Sunny

    • 29
    • 43

    Rain

    • 21
    • 34

    Mostly Cloudy

    • 24
    • 33

    Chance Rain/Snow

    • 20
    • 33

    Mostly Cloudy

    • 14
    • 35

    Mostly Cloudy

Today 29 Nov Southern Litchfield

Sunny. Highs in the lower 40s. Temperature falling into the upper 30s in the afternoon. Northwest Winds 10 to 15 Mph.

Tonight 29 Nov Southern Litchfield

Mostly cloudy. Cold with Lows in the upper 20s. North Winds around 5 Mph, becoming east after midnight.

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Harwinton Temperature Statistics

November Temperature

Oxford, Waterbury-Oxford Airport (19.9 miles)

  • Lowest 23 November, 2025

    24.1 °F

  • Average November

    41.9 °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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