Vandalia Weather Forecast
- 69
- 86
Chance Thunderstorms
- 71
- 84
Chance Thunderstorms
- 73
- 90
Chance Thunderstorms
- 72
- 89
Chance Thunderstorms
- 75
- 90
Chance Thunderstorms
- 75
- 93
Slight Chance Thunderstorms
Today 17 Jul Fayette
Partly sunny. A slight chance of Showers and Thunderstorms in the Morning, then a chance of Showers and Thunderstorms in the afternoon. Humid with Highs in the mid 80s. Northwest Winds around 5 Mph. Chance of rain 50 percent.
Tonight 17 Jul Fayette
Mostly cloudy with a chance of Showers and Thunderstorms. Lows in the upper 60s. Northeast Winds around 5 Mph. Chance of rain 50 percent.
Vandalia Temperature Statistics
July Temperature
Salem, Salem-Leckrone Airport (23 miles)
Lowest 2 July, 2025
67.1 °FAverage July
79.3 °FHighest 11 July, 2025
93.9 °F
Climate (2020–Present)
Salem, Salem-Leckrone Airport (23 miles)
Average Low 2020–2025
49.3 °FAverage 2020–2025
58.5 °FAverage High 2020–2025
67.9 °F