Vandalia Weather Forecast

    • 71
    • 88

    Mostly Cloudy

    • 64
    • 88

    Rain Showers

    • 49
    • 71

    Rain Showers Likely

    • 51
    • 73

    Partly Sunny

    • 47
    • 73

    Mostly Sunny

    • 44
    • 67

    Mostly Sunny

Today 30 Sep Fayette

Mostly sunny. Near steady temperature in the upper 80s. South Winds 5 to 10 Mph.

Tonight 30 Sep Fayette

Mostly cloudy. Lows in the lower 70s. South Winds 5 to 10 Mph.

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Vandalia Temperature Statistics

September Temperature

Salem, Salem-Leckrone Airport (23 miles)

  • Lowest 28 September, 2026

    48.9 °F

  • Average September

    77.5 °F

  • Highest 5 September, 2026

    102.4 °F

Climate (2021–2026)

Salem, Salem-Leckrone Airport (23 miles)

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  • Average Low 2021–2026

    49.9 °F

  • Average 2021–2026

    59.2 °F

  • Average High 2021–2026

    68.8 °F
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