Millstadt Weather Forecast
- 58
- 81
Partly Sunny
- 57
- 77
Mostly Cloudy
- 57
- 73
Chance Rain Showers
- 57
- 71
Chance Rain Showers
- 61
- 71
Rain Showers Likely
- 58
- 74
Rain Showers Likely
- 50
- 70
Chance Rain Showers
Today 29 Oct St. Clair
Mostly sunny with a 20 percent chance of Showers. Highs in the lower 60s.
Tonight 29 Oct St. Clair
Partly cloudy this Evening, then becoming mostly cloudy. A 20 percent chance of Showers. Lows in the upper 50s. North Winds around 5 Mph, becoming northeast after midnight.
Millstadt Temperature Statistics
October Temperature
St. Louis Downtown Airport (7.5 miles)
Lowest 18 October, 2026
35.7 °FAverage October
64.1 °FHighest 13 October, 2026
94.6 °F
Climate (2021–2026)
St. Louis Downtown Airport (7.5 miles)
Average Low 2021–2026
47.7 °FAverage 2021–2026
58.7 °FAverage High 2021–2026
69.6 °F