Weather on October 23
Saint Louis, MO
55 Years of Data
Avg High
69°F
Avg Low
45°F
Warmest
2015
73°F avg
Coldest
1982
39°F avg
About This Date
October 23rd in Saint Louis, MO typically brings mild fall weather, with average highs around 69°F and lows near 45°F. Over 52 years of records, the warmest October 23rd was in 2015 (73°F average), while the coldest was 1982 (39°F) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 37% of October 23rd dates historically, with the wettest October 23rd recording 5.38" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for October 23rd in Saint Louis, MO? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 35° | 49° | — | — |
| 2024 | 74° | 44° | 59° | — | — |
| 2023 | 82° | 47° | 64° | — | — |
| 2022 | 78° | 62° | 70° | — | — |
| 2021 | 56° | 44° | 50° | 0.05" | — |
| 2020 | 70° | 44° | 57° | — | — |
| 2019 | 74° | 36° | 55° | — | — |
| 2018 | 66° | 35° | 51° | — | — |
| 2017 | 64° | 53° | 59° | — | — |
| 2016 | 80° | 49° | 64° | — | — |
| 2015warmest | 84° | 63° | 73° | — | — |
| 2014 | 64° | 44° | 54° | — | — |
| 2013 | 60° | 37° | 49° | 0.13" | — |
| 2012 | 74° | 64° | 69° | 0.2" | — |
| 2011 | 73° | 36° | 54° | — | — |
| 2010 | 77° | 42° | 60° | — | — |
| 2009 | 62° | 53° | 58° | 5.38" | — |
| 2008 | 62° | 48° | 55° | 0.13" | — |
| 2007 | 63° | 46° | 54° | 0.33" | — |
| 2006 | 48° | 33° | 41° | — | — |
| 2005 | 65° | 38° | 51° | 0.3" | — |
| 2004 | 72° | 56° | 64° | 2.08" | — |
| 2003 | 70° | 56° | 63° | — | — |
| 2002 | 62° | 40° | 51° | — | — |
| 2001 | 76° | 52° | 64° | — | — |
| 2000 | 66° | 58° | 62° | 0.25" | — |
| 1999 | 63° | 38° | 50° | — | — |
| 1998 | 57° | 33° | 45° | — | — |
| 1997 | 53° | 34° | 43° | — | — |
| 1996 | 63° | 40° | 51° | 1.83" | — |
| 1995 | 77° | 56° | 66° | — | — |
| 1994 | 74° | 46° | 60° | — | — |
| 1993 | 68° | 37° | 53° | — | — |
| 1992 | 82° | 53° | 68° | — | — |
| 1991 | 78° | 65° | 71° | 1.88" | — |
| 1990 | 63° | 39° | 51° | — | — |
| 1989 | 79° | 52° | 65° | — | — |
| 1988 | 60° | 39° | 50° | 1.3" | — |
| 1987 | 70° | 40° | 55° | 0.23" | — |
| 1986 | 66° | 52° | 59° | 0.08" | — |
| 1985 | 74° | 55° | 64° | — | — |
| 1982coldest | 54° | 24° | 39° | — | — |
| 1980 | 82° | 39° | 61° | — | — |
| 1979 | 73° | 41° | 57° | 0.13" | — |
| 1978 | 73° | 49° | 61° | 0.18" | — |
| 1977 | 76° | — | — | — | — |
| 1976 | 56° | 34° | 45° | 2.01" | — |
| 1975 | 82° | 54° | 68° | — | — |
| 1974 | 74° | 36° | 55° | — | — |
| 1973 | 77° | 41° | 59° | — | — |
| 1972 | 63° | 46° | 54° | 0.15" | — |
| 1971 | 71° | 61° | 66° | 0.38" | — |
52 years of data from ST LOUIS ST LOUIS UNIV