Waterloo Weather Forecast

    • 40
    • 70

    Sunny

    • 41
    • 70

    Mostly Sunny

    • 43
    • 68

    Mostly Sunny

    • 42
    • 70

    Mostly Sunny

    • 44
    • 72

    Partly Sunny

    • 45
    • 73

    Mostly Cloudy

    • 44
    • 68

    Mostly Cloudy

Today 21 Oct Fayette

Partly cloudy. Highs in the mid 60s.

Tonight 21 Oct Fayette

Clear. Patchy fog after midnight. Lows in the lower 40s. Light and variable Winds.

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Waterloo Temperature Statistics

October Temperature

Cincinnati W Airport (34.8 miles)

  • Lowest 18 October, 2026

    32 °F

  • Average October

    60 °F

  • Highest 1 October, 2026

    87.8 °F

Climate (2021–2026)

Cincinnati W Airport (34.8 miles)

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  • Average Low 2021–2026

    44.2 °F

  • Average 2021–2026

    54.4 °F

  • Average High 2021–2026

    65 °F
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