Ionia Weather Forecast

    • 60
    • 74

    Mostly Cloudy

    • 53
    • 72

    Mostly Cloudy

    • 52
    • 74

    Mostly Sunny

    • 56
    • 75

    Mostly Cloudy

    • 59
    • 75

    Chance Rain Showers

    • 61
    • 76

    Chance Rain Showers

Today 21 Sep Benton

A slight chance of Thunderstorms after midnight. Patchy fog after midnight. Cloudy with a slight chance of Showers. Not as warm. Humid with Highs in the mid 70s. Light and variable Winds, becoming north around 5 Mph. Chance of rain 20 percent.

Tonight 21 Sep Benton

Mostly cloudy with a 20 percent chance of Showers. Humid with Lows in the lower 60s. Northeast Winds around 5 Mph.

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Ionia Temperature Statistics

September Temperature

Sedalia, Sedalia Memorial Airport (16.2 miles)

  • Lowest 14 September, 2026

    63.6 °F

  • Average September

    82.5 °F

  • Highest 8 September, 2026

    99.6 °F

Climate (2021–2026)

Sedalia, Sedalia Memorial Airport (16.2 miles)

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  • Average Low 2021–2026

    47.8 °F

  • Average 2021–2026

    57.9 °F

  • Average High 2021–2026

    68.2 °F
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