Vandalia Weather Forecast

    • 58
    • 71

    Chance Rain Showers

    • 54
    • 72

    Partly Sunny

    • 53
    • 74

    Partly Sunny

    • 54
    • 75

    Partly Sunny

    • 52
    • 76

    Mostly Cloudy

    • 53
    • 75

    Mostly Cloudy

Today 21 Sep Fayette

Cloudy with a slight chance of very light drizzle. Much cooler. Near steady temperature in the upper 60s. Northeast Winds 5 to 10 Mph.

Tonight 21 Sep Fayette

Mostly cloudy with a slight chance of very light drizzle. Lows in the upper 50s. Northeast Winds 5 to 10 Mph.

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Vandalia Temperature Statistics

September Temperature

Salem, Salem-Leckrone Airport (23 miles)

  • Lowest 8 September, 2026

    57.6 °F

  • Average September

    82 °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

    49.8 °F

  • Average 2021–2026

    59.2 °F

  • Average High 2021–2026

    68.8 °F
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