Vandalia Weather Forecast

    • 55
    • 69

    Slight Chance Rain Showers

    • 55
    • 75

    Rain Showers Likely

    • 55
    • 69

    Chance Thunderstorms

    • 49
    • 72

    Slight Chance Thunderstorms

    • 54
    • 74

    Partly Sunny

    • 58
    • 81

    Mostly Sunny

    • 63
    • 84

    Mostly Sunny

Today 28 May Montgomery

Mostly cloudy with a slight chance of Showers and Thunderstorms. Highs in the upper 60s. West Winds around 5 Mph. Chance of rain 20 percent.

Tonight 28 May Montgomery

Partly cloudy. A slight chance of Showers in the evening. Patchy fog after midnight. Lows in the mid 50s. West Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Vandalia Temperature Statistics

May Temperature

Dayton, Cox Dayton International Airport (1.2 miles)

  • Lowest 9 May, 2025

    41.6 °F

  • Average May

    61.9 °F

  • Highest 15 May, 2025

    86.6 °F

Climate (2020–Present)

Dayton, Cox Dayton International Airport (1.2 miles)

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  • Average Low 2020–2025

    46.3 °F

  • Average 2020–2025

    55.4 °F

  • Average High 2020–2025

    64.7 °F
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