Maple Island Conservation Area Weather Forecast
- 78
- 101
Hot
- 79
- 100
Hot
- 80
- 101
Hot
- 78
- 101
Hot
- 75
- 100
Slight Chance Thunderstorms
- 72
- 97
Slight Chance Thunderstorms
Today 1 Sep St. Charles
Sunny, hot with Highs in the upper 90s. Southwest Winds around 5 Mph.
Tonight 1 Sep St. Charles
Clear. Lows in the upper 70s. South Winds around 5 Mph. Heat index Values up to 103 early in the evening.
Maple Island Conservation Area Temperature Statistics
September Temperature
St. Louis Regional Airport (6.2 miles)
Lowest
–Average September
–Highest
–
Climate (2021–2026)
St. Louis Regional Airport (6.2 miles)
Average Low 2021–2026
46.6 °FAverage 2021–2026
54.5 °FAverage High 2021–2026
66.6 °F