Vandalia Weather Forecast

    • 72
    • 90

    Slight Chance Thunderstorms

    • 71
    • 88

    Chance Thunderstorms

    • 69
    • 86

    Chance Thunderstorms

    • 70
    • 89

    Slight Chance Thunderstorms

    • 69
    • 87

    Chance Thunderstorms

    • 69
    • 88

    Chance Thunderstorms

    • 70
    • 88

    Chance Thunderstorms

Today 5 Jul Fayette

Sunny. Near steady temperature in the lower 90s. South Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 5 Jul Fayette

Mostly clear this Evening, then partly cloudy with isolated Showers and Thunderstorms after midnight. Lows in the lower 70s. South Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Vandalia Temperature Statistics

July Temperature

Salem, Salem-Leckrone Airport (23 miles)

  • Lowest 2 July, 2025

    67.1 °F

  • Average July

    78.6 °F

  • Highest 3 July, 2025

    90.1 °F

Climate (2020–Present)

Salem, Salem-Leckrone Airport (23 miles)

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  • Average Low 2020–2025

    49.3 °F

  • Average 2020–2025

    58.5 °F

  • Average High 2020–2025

    67.9 °F
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