Edwardsville Weather Forecast
- 79
- 99
Hot
- 79
- 99
Hot
- 78
- 99
Hot
- 74
- 98
Chance Thunderstorms
- 71
- 94
Slight Chance Thunderstorms
- 70
- 92
Partly Sunny
Today 2 Sep Madison
Sunny, hot with Highs in the upper 90s. Southwest Winds 5 to 10 Mph. Heat index Values up to 106.
Tonight 2 Sep Madison
Mostly clear. Lows in the upper 70s. South Winds around 5 Mph. Heat index Values up to 104 early in the evening.
Edwardsville Temperature Statistics
September Temperature
St. Louis Regional Airport (6.8 miles)
Lowest
–Average September
–Highest
–
Climate (2021–2026)
St. Louis Regional Airport (6.8 miles)
Average Low 2021–2026
46.6 °FAverage 2021–2026
54.5 °FAverage High 2021–2026
66.6 °F