Vandalia Weather Forecast

    • 67
    • 86

    Slight Chance Thunderstorms

    • 73
    • 89

    Slight Chance Thunderstorms

    • 68
    • 93

    Slight Chance Thunderstorms

    • 61
    • 82

    Mostly Sunny

    • 62
    • 80

    Partly Sunny

    • 65
    • 81

    Partly Sunny

Today 19 Jul Fayette

Mostly sunny. Patchy fog this morning. Patchy smoke this afternoon. A slight chance of Showers and Thunderstorms this afternoon. Highs in the mid 80s. Northeast Winds around 5 Mph. Chance of rain 20 percent.

Tonight 19 Jul Fayette

Mostly clear in the Evening, then becoming partly cloudy. Patchy smoke. Lows in the upper 60s. East Winds around 5 Mph.

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  • Temperature Real-Time

Vandalia Temperature Statistics

July Temperature

Salem, Salem-Leckrone Airport (23 miles)

  • Lowest 13 July, 2026

    68.5 °F

  • Average July

    79.8 °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

    68.7 °F
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