Weather on September 23
Austin, TX
55 Years of Data
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 0.61" 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.
| 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° | 0.02" | — |
| 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° | 0.02" | — |
| 2009 | 69° | 63° | 66° | 0.61" | — |
| 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° | 0.02" | — |
| 1997 | 91° | 74° | 82° | 0.01" | — |
| 1996 | 89° | 72° | 80° | — | — |
| 1995coldest | 75° | 52° | 63° | — | — |
| 1994 | 83° | 53° | 68° | — | — |
| 1993 | 98° | 76° | 87° | — | — |
| 1992 | 85° | 66° | 75° | — | — |
| 1991 | 80° | 72° | 76° | 0.1" | — |
| 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° | 0.19" | — |
| 1971 | 84° | 71° | 78° | 0.02" | — |
Austin, TX Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Austin, TX Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Austin, TX 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 Austin, TX
Most pleasant months in Austin, TX: February, March, April, October, November.
What to expect on September 23rd
This page shows what actually happened each year. For the odds — typical high and low, and how often it stays dry — see the climatological outlook for this date.
September 23rd outlook →