Ansonia Weather Forecast

    • 9
    • 23

    Mostly Sunny

    • 27
    • 36

    Mostly Cloudy

    • 21
    • 42

    Partly Sunny

    • 6
    • 31

    Partly Sunny

    • 6
    • 16

    Chance Snow

    • 7
    • 18

    Chance Snow

Today 20 Jan Northern New Haven

Sunny, cold with Highs in the lower 20s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Jan Northern New Haven

Mostly clear. Lows around 8 above. West Winds 5 to 10 Mph.

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Ansonia Temperature Statistics

January Temperature

Oxford, Waterbury-Oxford Airport (9.3 miles)

  • Lowest 1 January, 2026

    8.1 °F

  • Average January

    30.3 °F

  • Highest 9 January, 2026

    48.9 °F

Climate (2021–Present)

Oxford, Waterbury-Oxford Airport (9.3 miles)

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  • Average Low 2021–2026

    42.7 °F

  • Average 2021–2026

    51.1 °F

  • Average High 2021–2026

    59.5 °F
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