Spirit of St. Louis Airport Weather Forecast
- 63
- 93
Chance Rain Showers
- 62
- 85
Chance Thunderstorms
- 62
- 85
Chance Rain Showers
- 64
- 86
Chance Thunderstorms
- 62
- 84
Chance Thunderstorms
- 59
- 83
Chance Thunderstorms
Today 18 Sep St. Louis
Sunny. Highs in the lower 90s. Southeast Winds around 5 Mph.
Tonight 18 Sep St. Louis
Partly cloudy. A slight chance of Showers after midnight. Lows in the mid 60s. Southeast Winds around 5 Mph. Chance of rain 20 percent.
Spirit of St. Louis Airport Temperature Statistics
September Temperature
St. Louis, Spirit Of St. Louis Airport (0 miles)
Lowest 8 September, 2025
41 °FAverage September
69.9 °FHighest 14 September, 2025
98.1 °F
Climate (2020–Present)
St. Louis, Spirit Of St. Louis Airport (0 miles)
Average Low 2020–2025
45.8 °FAverage 2020–2025
56.9 °FAverage High 2020–2025
68.1 °F