Waterloo Weather Forecast

    • 37
    • 60

    Mostly Sunny

    • 25
    • 55

    Partly Sunny

    • 19
    • 30

    Mostly Sunny

    • 27
    • 39

    Mostly Sunny

    • 39
    • 49

    Mostly Cloudy

    • 52
    • 58

    Mostly Cloudy

Today 12 Dec Lauderdale

Not as cool. Mostly sunny. Highs in the upper 50s. West Winds around 10 Mph.

Tonight 12 Dec Lauderdale

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 30s. Light and variable Winds.

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Waterloo Temperature Statistics

December Temperature

SAVANNAH/HARDIN CO (19.3 miles)

  • Lowest 1 December, 2025

    28.4 °F

  • Average December

    37.1 °F

  • Highest 9 December, 2025

    51.8 °F

Climate (2020–Present)

SAVANNAH/HARDIN CO (19.3 miles)

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  • Average Low 2020–2025

    51.2 °F

  • Average 2020–2025

    61.6 °F

  • Average High 2020–2025

    72.7 °F
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