Vandalia Weather Forecast

    • 49
    • 72

    Sunny

    • 56
    • 79

    Chance Thunderstorms

    • 46
    • 71

    Sunny

    • 52
    • 70

    Mostly Sunny

    • 63
    • 76

    Chance Rain Showers

    • 64
    • 83

    Chance Thunderstorms

Today 11 May Fayette

Sunny. Near steady temperature in the lower 70s. Northwest Winds around 10 Mph.

Tonight 11 May Fayette

Clear. Lows in the upper 40s. North Winds 5 to 10 Mph, becoming southeast after midnight.

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Vandalia Temperature Statistics

May Temperature

Salem, Salem-Leckrone Airport (23 miles)

  • Lowest 7 May, 2026

    40.5 °F

  • Average May

    58.8 °F

  • Highest 9 May, 2026

    78.1 °F

Climate (2021–Present)

Salem, Salem-Leckrone Airport (23 miles)

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  • Average Low 2021–2026

    49.6 °F

  • Average 2021–2026

    59.1 °F

  • Average High 2021–2026

    68.7 °F
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