Weather on September 23
Austin, TX
55 Years of Data
Avg High
88°F
Avg Low
67°F
Warmest
2000
90°F avg
Coldest
1995
63°F avg
About This Date
September 23rd in Austin, TX typically brings warm fall weather, with average highs around 88°F and lows near 67°F. Over 55 years of records, the warmest September 23rd was in 2000 (90°F average), while the coldest was 1995 (63°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 15% of September 23rd dates historically, with the wettest September 23rd recording 1.55" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for September 23rd in Austin, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 101° | 78° | 89° | — | — |
| 2024 | 93° | 76° | 84° | — | — |
| 2023 | 101° | 78° | 89° | — | — |
| 2022 | 98° | 72° | 85° | — | — |
| 2021 | 89° | 58° | 73° | — | — |
| 2020 | 77° | 70° | 73° | — | — |
| 2019 | 100° | 78° | 89° | — | — |
| 2018 | 75° | 59° | 67° | 0.05" | — |
| 2017 | 89° | 66° | 78° | — | — |
| 2016 | 92° | 65° | 78° | — | — |
| 2015 | 94° | 68° | 81° | — | — |
| 2014 | 85° | 67° | 76° | — | — |
| 2013 | 82° | 55° | 69° | — | — |
| 2012 | 89° | 58° | 73° | — | — |
| 2011 | 96° | 67° | 81° | — | — |
| 2010 | 88° | 71° | 79° | 0.05" | — |
| 2009 | 69° | 63° | 66° | 1.55" | — |
| 2008 | 93° | 60° | 77° | — | — |
| 2007 | 90° | 63° | 76° | — | — |
| 2006 | 99° | 78° | 88° | — | — |
| 2005 | 101° | 70° | 85° | — | — |
| 2004 | 91° | 65° | 78° | — | — |
| 2003 | 87° | 63° | 75° | — | — |
| 2002 | 87° | 66° | 77° | — | — |
| 2001 | 89° | 66° | 78° | — | — |
| 2000warmest | 100° | 80° | 90° | — | — |
| 1999 | 88° | 54° | 71° | — | — |
| 1998 | 94° | 74° | 84° | 0.05" | — |
| 1997 | 91° | 74° | 82° | 0.03" | — |
| 1996 | 89° | 72° | 80° | — | — |
| 1995coldest | 75° | 52° | 63° | — | — |
| 1994 | 83° | 53° | 68° | — | — |
| 1993 | 98° | 76° | 87° | — | — |
| 1992 | 85° | 66° | 75° | — | — |
| 1991 | 80° | 72° | 76° | 0.25" | — |
| 1990 | 76° | 64° | 70° | — | — |
| 1989 | 78° | 61° | 69° | — | — |
| 1988 | 93° | 75° | 84° | — | — |
| 1987 | 83° | 61° | 72° | — | — |
| 1986 | 90° | 74° | 82° | — | — |
| 1985 | 87° | 69° | 78° | — | — |
| 1984 | 91° | 70° | 80° | — | — |
| 1983 | 80° | 52° | 66° | — | — |
| 1982 | 85° | 55° | 70° | — | — |
| 1981 | 91° | 73° | 82° | — | — |
| 1980 | 93° | 73° | 83° | — | — |
| 1979 | 89° | 64° | 77° | — | — |
| 1978 | 78° | 72° | 75° | — | — |
| 1977 | 92° | 77° | 84° | — | — |
| 1976 | 88° | 59° | 73° | — | — |
| 1975 | 80° | 54° | 67° | — | — |
| 1974 | 73° | 59° | 66° | — | — |
| 1973 | 90° | 74° | 82° | — | — |
| 1972 | 85° | 68° | 76° | 0.48" | — |
| 1971 | 84° | 71° | 78° | 0.05" | — |
55 years of data from AUSTIN 6S