Antonia Weather Forecast
- 75
- 98
Hot
- 73
- 99
Hot
- 68
- 95
Mostly Sunny
- 67
- 93
Mostly Sunny
- 75
- 98
Hot
- 76
- 100
Hot
Today 4 Sep Jefferson
Sunny, hot with Highs in the upper 90s. Southwest Winds around 5 Mph. Heat index Values up to 106.
Tonight 4 Sep Jefferson
Mostly clear in the Evening, then becoming partly cloudy. Lows in the mid 70s. Southwest Winds around 5 Mph. Heat index Values up to 103 early in the evening.
Antonia Temperature Statistics
September Temperature
St. Louis Downtown Airport (21.7 miles)
Lowest 1 September, 2026
70.6 °FAverage September
86.2 °FHighest 1 September, 2026
100.7 °F
Climate (2021–2026)
St. Louis Downtown Airport (21.7 miles)
Average Low 2021–2026
47.7 °FAverage 2021–2026
58.6 °FAverage High 2021–2026
69.4 °F