Weather on September 6
Saint Louis, MO
55 Years of Data
Avg High
84°F
Avg Low
62°F
Warmest
1990
90°F avg
Coldest
1988
58°F avg
About This Date
September 6th in Saint Louis, MO typically brings warm fall weather, with average highs around 84°F and lows near 62°F. Over 53 years of records, the warmest September 6th was in 1990 (90°F average), while the coldest was 1988 (58°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 15% of September 6th dates historically, with the wettest September 6th recording 2.03" of rain. The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for September 6th in Saint Louis, MO? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 77° | 50° | 64° | — | — |
| 2024 | 85° | 62° | 73° | — | — |
| 2023 | 82° | 70° | 76° | 0.08" | — |
| 2022 | 82° | 66° | 74° | — | — |
| 2021 | 85° | 57° | 71° | — | — |
| 2020 | 89° | 64° | 77° | — | — |
| 2019 | 89° | 63° | 76° | — | — |
| 2018 | 87° | 69° | 78° | 0.03" | — |
| 2017 | 76° | — | — | — | — |
| 2016 | 93° | 75° | 84° | — | — |
| 2015 | 96° | 68° | 82° | — | — |
| 2014 | 94° | 62° | 78° | 0.23" | — |
| 2013 | 90° | 69° | 79° | — | — |
| 2012 | 85° | 68° | 76° | 0.28" | — |
| 2011 | 74° | 52° | 63° | — | — |
| 2010 | 80° | 56° | 68° | — | — |
| 2009 | 73° | 65° | 69° | 1.55" | — |
| 2008 | 64° | 52° | 58° | — | — |
| 2007 | 88° | 70° | 79° | 1.5" | — |
| 2006 | 75° | 55° | 65° | — | — |
| 2005 | 85° | 60° | 72° | — | — |
| 2004 | 86° | 69° | 78° | — | — |
| 2003 | 78° | 55° | 67° | — | — |
| 2002 | 88° | 59° | 73° | — | — |
| 2001 | 86° | 68° | 77° | — | — |
| 2000 | 75° | 54° | 64° | — | — |
| 1999 | 89° | 66° | 78° | — | — |
| 1998 | 95° | 71° | 83° | — | — |
| 1997 | 78° | 55° | 67° | — | — |
| 1996 | 86° | 65° | 75° | — | — |
| 1995 | 87° | 62° | 75° | — | — |
| 1994 | 81° | 56° | 68° | — | — |
| 1993 | 81° | 63° | 72° | — | — |
| 1992 | 87° | 68° | 78° | — | — |
| 1991 | 85° | 62° | 73° | — | — |
| 1990warmest | 102° | 77° | 90° | — | — |
| 1989 | 89° | 65° | 77° | — | — |
| 1988coldest | 75° | 41° | 58° | — | — |
| 1987 | 93° | 70° | 81° | — | — |
| 1986 | 77° | 47° | 62° | — | — |
| 1985 | 94° | 70° | 82° | — | — |
| 1982 | 80° | 54° | 67° | — | — |
| 1981 | 83° | — | — | — | — |
| 1980 | 92° | 68° | 80° | 2.03" | — |
| 1979 | 90° | 60° | 75° | — | — |
| 1978 | 87° | 54° | 70° | — | — |
| 1977 | 82° | 69° | 76° | 0.76" | — |
| 1976 | 74° | 47° | 60° | — | — |
| 1975 | 85° | 54° | 69° | — | — |
| 1974 | 71° | 49° | 60° | — | — |
| 1973 | 78° | 64° | 71° | — | — |
| 1972 | 81° | 60° | 70° | — | — |
| 1971 | 84° | — | — | — | — |
53 years of data from ST LOUIS ST LOUIS UNIV