Vandalia Weather Forecast

    • 42
    • 70

    Becoming Sunny

    • 43
    • 69

    Mostly Sunny

    • 44
    • 69

    Mostly Sunny

    • 39
    • 66

    Mostly Sunny

    • 43
    • 68

    Mostly Sunny

    • 46
    • 72

    Partly Sunny

    • 47
    • 71

    Partly Sunny

Today 20 Oct Montgomery

Partly cloudy. Highs in the mid 60s.

Tonight 20 Oct Montgomery

Clear. Lows in the lower 40s. Northeast Winds around 5 Mph.

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  • Temperature Real-Time

Vandalia Temperature Statistics

October Temperature

Dayton, Cox Dayton International Airport (1.2 miles)

  • Lowest 18 October, 2026

    37 °F

  • Average October

    62.5 °F

  • Highest 13 October, 2026

    87.7 °F

Climate (2021–2026)

Dayton, Cox Dayton International Airport (1.2 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    64.8 °F
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