Lincoln Weather Forecast

    • 10
    • 34

    Becoming Sunny

    • 24
    • 30

    Partly Sunny

    • 31
    • 40

    Mostly Cloudy

    • 27
    • 40

    Mostly Cloudy

    • 36
    • 44

    Mostly Cloudy

    • 30
    • 52

    Mostly Cloudy

Today 20 Dec Grundy

Partly cloudy. Not as cool with Highs in the mid 30s. Southwest Winds around 15 Mph, becoming northwest. Gusts up to 30 Mph.

Tonight 20 Dec Grundy

Mostly clear. Lows around 10 above. Northwest Winds 5 to 10 Mph.

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Lincoln Temperature Statistics

December Temperature

Waterloo, Waterloo Municipal Airport (15.5 miles)

  • Lowest 4 December, 2025

    -13 °F

  • Average December

    17.5 °F

  • Highest 9 December, 2025

    44.1 °F

Climate (2020–Present)

Waterloo, Waterloo Municipal Airport (15.5 miles)

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  • Average Low 2020–2025

    40.1 °F

  • Average 2020–2025

    51 °F

  • Average High 2020–2025

    61.6 °F
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