Sac City Municipal Airport Weather Forecast

    • 13
    • 24

    Snow Likely

    • 10
    • 33

    Chance Snow Showers

    • -12
    • 23

    Mostly Cloudy

    • -10
    • -2

    Cold

    • -5
    • 6

    Cold

    • 0
    • 17

    Partly Sunny

Today 20 Jan Sac

Partly sunny late this Morning, then becoming mostly cloudy. A chance of snow this afternoon. Little or no snow accumulation. Highs in the mid 20s. South Winds 5 to 10 Mph. Chance of snow 50 percent.

Tonight 20 Jan Sac

Cloudy with snow likely in the Evening, then partly cloudy after midnight. Snow accumulation up to 1 inch. Lows around 13. South Winds 5 to 10 Mph, becoming northwest with Gusts up to 20 Mph after midnight. Chance of snow 70 percent.

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Sac City Municipal Airport Temperature Statistics

January Temperature

Storm Lake (19.9 miles)

  • Lowest 17 January, 2026

    1.4 °F

  • Average January

    26.8 °F

  • Highest 7 January, 2026

    53.6 °F

Climate (2021–Present)

Storm Lake (19.9 miles)

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  • Average Low 2021–2026

    38.9 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    58.6 °F
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