Vandalia Weather Forecast

    • 69
    • 87

    Rain Showers Likely

    • 67
    • 84

    Chance Thunderstorms

    • 66
    • 84

    Slight Chance Rain Showers

    • 67
    • 86

    Mostly Sunny

    • 69
    • 88

    Mostly Sunny

    • 70
    • 89

    Mostly Sunny

Today 10 Jul Fayette

Partly sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 80s. Southwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 10 Jul Fayette

Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the upper 60s. Southwest Winds around 5 Mph in the Evening, becoming light and variable. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Vandalia Temperature Statistics

July Temperature

Salem, Salem-Leckrone Airport (23 miles)

  • Lowest 6 July, 2026

    70.2 °F

  • Average July

    80.7 °F

  • Highest 2 July, 2026

    93.9 °F

Climate (2021–2026)

Salem, Salem-Leckrone Airport (23 miles)

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  • Average Low 2021–2026

    49.7 °F

  • Average 2021–2026

    59.1 °F

  • Average High 2021–2026

    68.6 °F
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