Vandalia Weather Forecast

    • 69
    • 86

    Chance Thunderstorms

    • 71
    • 84

    Chance Thunderstorms

    • 73
    • 90

    Chance Thunderstorms

    • 72
    • 89

    Chance Thunderstorms

    • 75
    • 90

    Chance Thunderstorms

    • 75
    • 93

    Slight Chance Thunderstorms

Today 17 Jul Fayette

Partly sunny. A slight chance of Showers and Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 80s. Northwest Winds around 5 Mph. Chance of rain 50 percent.

Tonight 17 Jul Fayette

Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the upper 60s. Northeast Winds around 5 Mph. Chance of rain 50 percent.

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Vandalia Temperature Statistics

July Temperature

Salem, Salem-Leckrone Airport (23 miles)

  • Lowest 2 July, 2025

    67.1 °F

  • Average July

    79.3 °F

  • Highest 11 July, 2025

    93.9 °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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