Edwardsville Weather Forecast
- 62
- 92
Sunny
- 66
- 93
Partly Sunny
- 65
- 89
Chance Thunderstorms
- 66
- 88
Chance Rain Showers
- 66
- 86
Chance Thunderstorms
- 65
- 87
Chance Thunderstorms
Today 17 Sep Madison
Sunny. Highs in the lower 90s. Northeast Winds around 5 Mph.
Tonight 17 Sep Madison
Clear. Lows in the lower 60s. East Winds around 5 Mph.
Edwardsville Temperature Statistics
September Temperature
St. Louis Regional Airport (6.8 miles)
Lowest 8 September, 2025
43.5 °FAverage September
64.2 °FHighest 14 September, 2025
96.8 °F
Climate (2020–Present)
St. Louis Regional Airport (6.8 miles)
Average Low 2020–2025
46 °FAverage 2020–2025
53.9 °FAverage High 2020–2025
66 °F