Vandalia Weather Forecast

    • 46
    • 74

    Mostly Sunny

    • 49
    • 76

    Mostly Cloudy

    • 48
    • 77

    Partly Sunny

    • 50
    • 75

    Mostly Cloudy

    • 52
    • 79

    Mostly Sunny

    • 52
    • 81

    Mostly Sunny

    • 56
    • 80

    Mostly Cloudy

Today 24 Oct Fayette

Partly sunny with a 20 percent chance of Showers. Highs in the mid 70s.

Tonight 24 Oct Fayette

Mostly clear. Lows in the mid 40s. Southeast Winds around 5 Mph.

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Vandalia Temperature Statistics

October Temperature

Salem, Salem-Leckrone Airport (23 miles)

  • Lowest 18 October, 2026

    37.2 °F

  • Average October

    65.3 °F

  • Highest 13 October, 2026

    93.9 °F

Climate (2021–2026)

Salem, Salem-Leckrone Airport (23 miles)

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  • Average Low 2021–2026

    49.8 °F

  • Average 2021–2026

    59.2 °F

  • Average High 2021–2026

    68.8 °F
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