Weather on August 23
San Antonio, TX
55 Years of Data
Avg High
95°F
Avg Low
74°F
Warmest
2024
92°F avg
Coldest
1998
75°F avg
About This Date
August 23rd in San Antonio, TX typically brings hot summer weather, with average highs around 95°F and lows near 74°F. Over 55 years of records, the warmest August 23rd was in 2024 (92°F average), while the coldest was 1998 (75°F) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 25% of August 23rd dates historically, with the wettest August 23rd recording 8.99" of rain. The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.2°F warmer on this date compared to 20-30 years ago.
Planning for August 23rd in San Antonio, TX? 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 | 96° | 74° | 85° | — | — |
| 2024warmest | 106° | 78° | 92° | — | — |
| 2023 | 101° | 74° | 87° | — | — |
| 2022 | 91° | 75° | 83° | 0.05" | — |
| 2021 | 93° | 75° | 84° | — | — |
| 2020 | 87° | 67° | 77° | — | — |
| 2019 | 97° | 78° | 87° | — | — |
| 2018 | 100° | 76° | 88° | — | — |
| 2017 | 95° | 71° | 83° | — | — |
| 2016 | 92° | 78° | 85° | — | — |
| 2015 | 98° | 78° | 88° | — | — |
| 2014 | 101° | 78° | 89° | — | — |
| 2013 | 95° | 73° | 84° | — | — |
| 2012 | 92° | 72° | 82° | — | — |
| 2011 | 100° | 78° | 89° | — | — |
| 2010 | 98° | 78° | 88° | — | — |
| 2009 | 101° | 74° | 87° | — | — |
| 2008 | 88° | 72° | 80° | 2.69" | — |
| 2007 | 89° | 75° | 82° | 0.05" | — |
| 2006 | 99° | 76° | 87° | — | — |
| 2005 | 98° | 75° | 87° | — | — |
| 2004 | 92° | 74° | 83° | 1.47" | — |
| 2003 | 91° | 72° | 81° | 0.03" | — |
| 2002 | 94° | 77° | 85° | — | — |
| 2001 | 98° | 77° | 88° | — | — |
| 2000 | 94° | 71° | 82° | — | — |
| 1999 | 91° | 75° | 83° | — | — |
| 1998coldest | 77° | 74° | 75° | 8.99" | — |
| 1997 | 94° | 76° | 85° | 0.2" | — |
| 1996 | 89° | 72° | 80° | 0.15" | — |
| 1995 | 97° | 74° | 85° | 1.63" | — |
| 1994 | 100° | 78° | 89° | — | — |
| 1993 | 99° | 78° | 88° | — | — |
| 1992 | 93° | 70° | 81° | — | — |
| 1991 | 92° | 72° | 82° | 3.1" | — |
| 1990 | 96° | 76° | 86° | — | — |
| 1989 | 99° | 78° | 88° | — | — |
| 1988 | 99° | 78° | 88° | — | — |
| 1987 | 97° | 76° | 86° | — | — |
| 1986 | 87° | 70° | 78° | 0.1" | — |
| 1985 | 96° | 77° | 87° | — | — |
| 1984 | 95° | 73° | 84° | — | — |
| 1983 | 98° | 76° | 87° | — | — |
| 1982 | 99° | 73° | 86° | — | — |
| 1981 | 93° | 67° | 80° | — | — |
| 1980 | 96° | 72° | 84° | — | — |
| 1979 | 86° | 70° | 78° | 1.6" | — |
| 1978 | 93° | 70° | 81° | — | — |
| 1977 | 97° | 77° | 87° | — | — |
| 1976 | 91° | 69° | 80° | — | — |
| 1975 | 92° | 70° | 81° | 1.4" | — |
| 1974 | 90° | 64° | 77° | — | — |
| 1973 | 97° | 68° | 82° | — | — |
| 1972 | 94° | 70° | 82° | 1.73" | — |
| 1971 | 93° | 78° | 86° | — | — |
55 years of data from SAN ANTONIO INCARNATE WORD