Sioux Rapids Weather Forecast

    • 51
    • 64

    Rain Showers

    • 45
    • 58

    Rain Showers Likely

    • 44
    • 63

    Partly Sunny

    • 49
    • 66

    Mostly Cloudy

    • 54
    • 68

    Slight Chance Rain Showers

    • 56
    • 72

    Mostly Cloudy

Today 20 Sep Buena Vista

Cloudy. Patchy fog in the morning. A slight chance of Showers with patchy drizzle in the Morning, then a chance of Showers in the afternoon. Highs in the mid 60s. Northeast Winds 10 to 15 Mph. Chance of rain 40 percent.

Tonight 20 Sep Buena Vista

A chance of Showers in the Evening, then Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 50s. Northeast Winds 5 to 10 Mph. Chance of rain 90 percent.

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Sioux Rapids Temperature Statistics

September Temperature

Spencer Municipal Airport (19.3 miles)

  • Lowest 13 September, 2026

    44.7 °F

  • Average September

    70.3 °F

  • Highest 4 September, 2026

    94.6 °F

Climate (2021–2026)

Spencer Municipal Airport (19.3 miles)

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  • Average Low 2021–2026

    37.6 °F

  • Average 2021–2026

    49.4 °F

  • Average High 2021–2026

    61.1 °F
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