Weather on August 23
Saint Louis, MO
55 Years of Data
About This Date
August 23rd in Saint Louis, MO typically brings warm summer weather, with average highs around 87°F and lows near 65°F. Over 52 years of records, the warmest August 23rd was in 2023 (87°F average), while the coldest was 2009 (64°F) — a 23°F range across recorded history. Rain or other precipitation has occurred on about 15% of August 23rd dates historically, with the wettest August 23rd recording 3.02" of rain. The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.5°F cooler on this date compared to 20-30 years ago.
Planning for August 23rd in Saint Louis, MO? Stay hydrated and seek shade during peak afternoon hours.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 86° | 61° | 73° | — | — |
| 2024 | 90° | 53° | 71° | — | — |
| 2023warmest | 98° | 76° | 87° | — | — |
| 2022 | 87° | 60° | 74° | — | — |
| 2021 | 95° | 68° | 82° | 2.9" | — |
| 2020 | 92° | 65° | 78° | — | — |
| 2019 | 82° | 67° | 74° | — | — |
| 2018 | 79° | 54° | 66° | — | — |
| 2017 | 81° | 56° | 68° | — | — |
| 2016 | 83° | 65° | 74° | — | — |
| 2015 | 80° | 61° | 70° | — | — |
| 2014 | 93° | 78° | 86° | — | — |
| 2013 | 92° | 74° | 83° | — | — |
| 2012 | 94° | 70° | 82° | — | — |
| 2011 | 85° | 71° | 78° | 0.1" | — |
| 2010 | 91° | 65° | 78° | — | — |
| 2009coldest | 75° | 54° | 64° | — | — |
| 2008 | 85° | 69° | 77° | — | — |
| 2007 | 98° | 73° | 86° | — | — |
| 2006 | 85° | 61° | 73° | — | — |
| 2005 | 87° | 66° | 77° | 0.25" | — |
| 2004 | 84° | 62° | 73° | — | — |
| 2003 | 92° | 67° | 79° | — | — |
| 2002 | 93° | 75° | 84° | — | — |
| 2001 | 96° | 72° | 84° | — | — |
| 2000 | 90° | 74° | 82° | — | — |
| 1999 | 86° | 66° | 76° | — | — |
| 1998 | 89° | 71° | 80° | — | — |
| 1997 | 78° | 55° | 67° | — | — |
| 1996 | 90° | 70° | 80° | 0.25" | — |
| 1995 | 87° | 63° | 75° | — | — |
| 1994 | 84° | 60° | 72° | — | — |
| 1993 | 93° | 70° | 81° | — | — |
| 1992 | 87° | 66° | 77° | — | — |
| 1991 | 93° | 67° | 80° | — | — |
| 1990 | 85° | 69° | 77° | — | — |
| 1989 | 93° | 67° | 80° | 0.08" | — |
| 1988 | 89° | 60° | 75° | 3.02" | — |
| 1987 | 74° | 60° | 67° | — | — |
| 1986 | 79° | 59° | 69° | — | — |
| 1985 | 72° | 61° | 66° | 1.4" | — |
| 1981 | 80° | 65° | 72° | — | — |
| 1980 | 80° | — | — | — | — |
| 1979 | 92° | 60° | 76° | — | — |
| 1978 | 92° | 57° | 74° | — | — |
| 1977 | 85° | 66° | 75° | — | — |
| 1976 | 92° | 69° | 80° | — | — |
| 1975 | 94° | 73° | 83° | — | — |
| 1974 | 90° | 64° | 77° | — | — |
| 1973 | 81° | 56° | 68° | — | — |
| 1972 | 83° | 71° | 77° | 0.58" | — |
| 1971 | 83° | 64° | 73° | — | — |
Saint Louis, MO Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Saint Louis, MO Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Saint Louis, MO Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Saint Louis, MO
Saint Louis, MO has no months that meet our "pleasant" threshold — every season has tradeoffs.