Vandalia Weather Forecast

    • 70
    • 92

    Sunny

    • 73
    • 94

    Mostly Sunny

    • 73
    • 95

    Mostly Sunny

    • 72
    • 91

    Partly Sunny

    • 72
    • 90

    Chance Thunderstorms

    • 68
    • 87

    Chance Thunderstorms

Today 14 Jul Montgomery

Sunny. Highs in the lower 90s. Light and variable Winds, becoming east around 5 Mph this afternoon.

Tonight 14 Jul Montgomery

Clear. Lows around 70. North Winds around 5 Mph, becoming west after midnight.

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Vandalia Temperature Statistics

July Temperature

Dayton, Cox Dayton International Airport (1.2 miles)

  • Lowest 12 July, 2026

    66 °F

  • Average July

    79.4 °F

  • Highest 3 July, 2026

    94.6 °F

Climate (2021–2026)

Dayton, Cox Dayton International Airport (1.2 miles)

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  • Average Low 2021–2026

    46.2 °F

  • Average 2021–2026

    55.4 °F

  • Average High 2021–2026

    64.8 °F
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