Weather on September 23
Louisville, KY
55 Years of Data
About This Date
September 23rd in Louisville, KY typically brings pleasant fall weather, with average highs around 76°F and lows near 56°F. Over 56 years of records, the warmest September 23rd was in 2010 (82°F average), while the coldest was 1974 (50°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 43% of September 23rd dates historically, with the wettest September 23rd recording 1.85" 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 Louisville, KY? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 68° | 62° | 65° | 0.01" | — |
| 2025 | 84° | 66° | 75° | 0.15" | — |
| 2024 | 77° | 66° | 72° | 0.12" | — |
| 2023 | 82° | 53° | 68° | — | — |
| 2022 | 69° | 47° | 58° | — | — |
| 2021 | 70° | 50° | 60° | — | — |
| 2020 | 73° | 53° | 63° | — | — |
| 2019 | 87° | 62° | 75° | 0.02" | — |
| 2018 | 69° | 61° | 65° | 1.72" | — |
| 2017 | 90° | 64° | 77° | — | — |
| 2016 | 91° | 66° | 79° | — | — |
| 2015 | 85° | 55° | 70° | — | — |
| 2014 | 75° | 47° | 61° | — | — |
| 2013 | 74° | 53° | 63° | — | — |
| 2012 | 66° | 41° | 54° | — | — |
| 2011 | 70° | 53° | 61° | 0.73" | — |
| 2010warmest | 96° | 68° | 82° | — | — |
| 2009 | 77° | 70° | 73° | 0.06" | — |
| 2008 | 90° | 57° | 73° | — | — |
| 2007 | 94° | 67° | 80° | — | — |
| 2006 | 72° | 67° | 69° | 1.85" | — |
| 2005 | 90° | 72° | 81° | — | — |
| 2004 | 88° | 58° | 73° | — | — |
| 2003 | 71° | 55° | 63° | — | — |
| 2002 | 73° | 48° | 61° | — | — |
| 2001 | 84° | 55° | 70° | 0.35" | — |
| 2000 | 78° | 70° | 74° | 0.02" | — |
| 1999 | 81° | 45° | 63° | — | — |
| 1998 | 75° | 55° | 65° | — | — |
| 1997 | 68° | 58° | 63° | 0.22" | — |
| 1996 | 79° | 55° | 67° | — | — |
| 1995 | 63° | 39° | 51° | — | — |
| 1994 | 69° | 63° | 66° | 0.78" | — |
| 1993 | 75° | 65° | 70° | 0.57" | — |
| 1992 | 66° | 46° | 56° | — | — |
| 1991 | 75° | 54° | 64° | 0.02" | — |
| 1990 | 59° | 47° | 53° | — | — |
| 1989 | 68° | 46° | 57° | 0.19" | — |
| 1988 | 85° | 67° | 76° | 0.05" | — |
| 1987 | 74° | 51° | 62° | — | — |
| 1986 | 81° | 70° | 75° | 0.18" | — |
| 1985 | 73° | 60° | 67° | 0.52" | — |
| 1984 | 76° | 65° | 70° | 1.23" | — |
| 1983 | 62° | 43° | 52° | 0.02" | — |
| 1982 | 70° | 42° | 56° | — | — |
| 1981 | 67° | 45° | 56° | — | — |
| 1980 | 72° | 63° | 67° | 0.31" | — |
| 1979 | 72° | 47° | 59° | — | — |
| 1978 | 75° | 51° | 63° | — | — |
| 1977 | 84° | 60° | 72° | — | — |
| 1976 | 80° | 48° | 64° | — | — |
| 1975 | 57° | 54° | 55° | 0.54" | — |
| 1974coldest | 60° | 39° | 50° | — | — |
| 1973 | 87° | 68° | 78° | 0.05" | — |
| 1972 | 80° | 63° | 71° | 0.17" | — |
| 1971 | 73° | 60° | 67° | — | — |
Louisville, KY Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Louisville, KY Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Louisville, KY 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 Louisville, KY
Most pleasant months in Louisville, KY: April, May, September, October.
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 →