Vandalia Weather Forecast
- 59
- 88
Becoming Sunny
- 59
- 89
Mostly Sunny
- 61
- 90
Mostly Sunny
- 63
- 90
Partly Sunny
- 64
- 87
Slight Chance Thunderstorms
- 63
- 84
Chance Rain Showers
- 61
- 83
Chance Rain Showers
Today 17 Sep Montgomery
Mostly sunny. Highs in the upper 80s. Northwest Winds around 5 Mph.
Tonight 17 Sep Montgomery
Mostly clear. Lows in the upper 50s. North Winds around 5 Mph until early Morning, becoming light and variable.
Vandalia Temperature Statistics
September Temperature
Dayton, Cox Dayton International Airport (1.2 miles)
Lowest 8 September, 2025
44.1 °FAverage September
66.4 °FHighest 14 September, 2025
86 °F
Climate (2020–Present)
Dayton, Cox Dayton International Airport (1.2 miles)
Average Low 2020–2025
46.3 °FAverage 2020–2025
55.4 °FAverage High 2020–2025
64.7 °F