Weather on September 23
Houston, TX
55 Years of Data
Avg High
87°F
Avg Low
70°F
Warmest
1998
88°F avg
Coldest
1974
66°F avg
About This Date
September 23rd in Houston, TX typically brings warm fall weather, with average highs around 87°F and lows near 70°F. Over 55 years of records, the warmest September 23rd was in 1998 (88°F average), while the coldest was 1974 (66°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 20% of September 23rd dates historically, with the wettest September 23rd recording 8.23" of rain. The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.0°F warmer on this date compared to 20-30 years ago.
Planning for September 23rd in Houston, TX? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 92° | 78° | 85° | — | — |
| 2024 | 93° | 77° | 85° | — | — |
| 2023 | 96° | 78° | 87° | — | — |
| 2022 | 97° | 77° | 87° | — | — |
| 2021 | 84° | 63° | 73° | — | — |
| 2020 | 81° | 72° | 76° | 0.3" | — |
| 2019 | 90° | 78° | 84° | — | — |
| 2018 | 85° | 71° | 78° | 0.15" | — |
| 2017 | 91° | 76° | 83° | — | — |
| 2016 | 88° | 76° | 82° | 0.3" | — |
| 2015 | 91° | 71° | 81° | — | — |
| 2014 | 84° | 66° | 75° | — | — |
| 2013 | 88° | 70° | 79° | — | — |
| 2012 | 91° | 63° | 77° | — | — |
| 2011 | 93° | 71° | 82° | — | — |
| 2010 | 88° | 72° | 80° | 0.64" | — |
| 2009 | 77° | 66° | 72° | 5.08" | — |
| 2008 | 89° | 70° | 79° | — | — |
| 2007 | 90° | 73° | 81° | — | — |
| 2006 | 94° | 82° | 88° | — | — |
| 2005 | 99° | 78° | 88° | — | — |
| 2004 | 92° | 73° | 82° | — | — |
| 2003 | 90° | 69° | 79° | — | — |
| 2002 | 88° | 69° | 78° | — | — |
| 2001 | 82° | 69° | 76° | — | — |
| 2000 | 92° | 80° | 86° | — | — |
| 1999 | 86° | 60° | 73° | — | — |
| 1998warmest | 98° | 79° | 88° | — | — |
| 1997 | 82° | 74° | 78° | 8.23" | — |
| 1996 | 90° | 74° | 82° | — | — |
| 1995 | 80° | 55° | 68° | — | — |
| 1994 | 80° | 56° | 68° | — | — |
| 1993 | 94° | 79° | 86° | — | — |
| 1992 | 83° | 63° | 73° | 0.23" | — |
| 1991 | 89° | 74° | 81° | — | — |
| 1990 | 84° | 66° | 75° | — | — |
| 1989 | 73° | 63° | 68° | — | — |
| 1988 | 90° | 75° | 82° | — | — |
| 1987 | 80° | 60° | 70° | — | — |
| 1986 | 84° | 71° | 78° | — | — |
| 1985 | 92° | 74° | 83° | — | — |
| 1984 | 86° | 72° | 79° | — | — |
| 1983 | 78° | 55° | 67° | — | — |
| 1982 | 80° | 60° | 70° | — | — |
| 1981 | 86° | 71° | 79° | — | — |
| 1980 | 94° | 80° | 87° | — | — |
| 1979 | 84° | 68° | 76° | — | — |
| 1978 | 83° | 70° | 76° | — | — |
| 1977 | 90° | 78° | 84° | 0.1" | — |
| 1976 | 84° | 65° | 74° | — | — |
| 1975 | 76° | 56° | 66° | — | — |
| 1974coldest | 72° | 60° | 66° | — | — |
| 1973 | 79° | 72° | 75° | 1.17" | — |
| 1972 | 90° | 75° | 82° | 0.05" | — |
| 1971 | 84° | 72° | 78° | 0.18" | — |
55 years of data from HOUSTON WB CITY