Vandalia Weather Forecast

    • 68
    • 85

    Rain Showers

    • 68
    • 85

    Rain Showers Likely

    • 67
    • 83

    Rain Showers Likely

    • 62
    • 81

    Chance Rain Showers

    • 67
    • 81

    Chance Thunderstorms

    • 69
    • 87

    Chance Thunderstorms

Today 11 Aug Montgomery

Showers with Thunderstorms likely. Some Thunderstorms may produce damaging Winds, large Hail, and heavy rainfall. Highs in the mid 80s. West Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 80 percent.

Tonight 11 Aug Montgomery

Showers with a chance of Thunderstorms. Some Thunderstorms may produce heavy rainfall. Lows in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of rain 90 percent.

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  • Temperature Real-Time

Vandalia Temperature Statistics

August Temperature

Dayton, Cox Dayton International Airport (1.2 miles)

  • Lowest 4 August, 2026

    58.6 °F

  • Average August

    74.7 °F

  • Highest 9 August, 2026

    87.1 °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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