Waterloo Weather Forecast

    • 11
    • 23

    Chance Snow

    • 6
    • 17

    Slight Chance Snow

    • 16
    • 23

    Partly Sunny

    • 19
    • 39

    Chance Rain/Snow

    • 13
    • 25

    Partly Sunny

    • 13
    • 29

    Chance Snow

    • 3
    • 21

    Chance Snow

Today 18 Jan Fayette

Partly sunny. Cold with Highs in the lower 20s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 18 Jan Fayette

Mostly cloudy with a 30 percent chance of snow. Cold with Lows around 11. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Waterloo Temperature Statistics

January Temperature

Cincinnati W Airport (34.8 miles)

  • Lowest 4 January, 2026

    19.4 °F

  • Average January

    36.1 °F

  • Highest 9 January, 2026

    64.4 °F

Climate (2021–Present)

Cincinnati W Airport (34.8 miles)

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  • Average Low 2021–2026

    44.1 °F

  • Average 2021–2026

    54.3 °F

  • Average High 2021–2026

    64.7 °F
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