Sac City Municipal Airport Weather Forecast

    • 58
    • 71

    Increasing Clouds

    • 63
    • 72

    Rain Showers

    • 58
    • 70

    Rain Showers

    • 48
    • 64

    Slight Chance Rain Showers

    • 50
    • 63

    Mostly Sunny

    • 52
    • 63

    Partly Sunny

Today 28 Sep Sac

Patchy fog this morning. Mostly cloudy. Highs in the lower 70s. South Winds 5 to 10 Mph.

Tonight 28 Sep Sac

Mostly cloudy. Lows in the upper 50s. Southeast Winds 5 to 10 Mph.

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Sac City Municipal Airport Temperature Statistics

September Temperature

Storm Lake (19.9 miles)

  • Lowest 23 September, 2026

    50 °F

  • Average September

    66.4 °F

  • Highest 4 September, 2026

    89.6 °F

Climate (2021–2026)

Storm Lake (19.9 miles)

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  • Average Low 2021–2026

    38.8 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    58.7 °F
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