Weather on September 1
Baton Rouge, LA
55 Years of Data
About This Date
September 1st in Baton Rouge, LA typically brings hot fall weather, with average highs around 91°F and lows near 71°F. Over 55 years of records, the warmest September 1st was in 2000 (87°F average), while the coldest was 1996 (76°F) — a 11°F range across recorded history. Rain or other precipitation has occurred on about 36% of September 1st dates historically, with the wettest September 1st recording 3.71" 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 1st in Baton Rouge, LA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 91° | 71° | 81° | — | — |
| 2024 | 93° | 77° | 85° | — | — |
| 2023 | 99° | 73° | 86° | — | — |
| 2022 | 95° | 75° | 85° | — | — |
| 2021 | 92° | 74° | 83° | — | — |
| 2020 | 93° | 80° | 87° | — | — |
| 2019 | 94° | 73° | 83° | — | — |
| 2018 | 86° | 73° | 80° | 0.03" | — |
| 2017 | 83° | 70° | 76° | 1.12" | — |
| 2016 | 91° | 74° | 82° | — | — |
| 2015 | 90° | 71° | 80° | — | — |
| 2014 | 90° | 73° | 81° | 0.03" | — |
| 2013 | 92° | 72° | 82° | — | — |
| 2012 | 83° | 73° | 78° | 3.71" | — |
| 2011 | 93° | 75° | 84° | — | — |
| 2010 | 87° | 72° | 79° | 0.05" | — |
| 2009 | 89° | 66° | 78° | — | — |
| 2008 | 89° | 71° | 80° | 0.79" | — |
| 2007 | 93° | 72° | 82° | 0.05" | — |
| 2006 | 87° | 65° | 76° | — | — |
| 2005 | 96° | 75° | 86° | — | — |
| 2004 | 90° | 70° | 80° | — | — |
| 2003 | 90° | 74° | 82° | 0.28" | — |
| 2002 | 91° | 74° | 82° | — | — |
| 2001 | 86° | 74° | 80° | 0.79" | — |
| 2000warmest | 100° | 73° | 87° | — | — |
| 1999 | 91° | 72° | 81° | 0.15" | — |
| 1998 | 96° | 73° | 85° | — | — |
| 1997 | 95° | 68° | 82° | 2.31" | — |
| 1996coldest | 83° | 70° | 76° | 0.08" | — |
| 1995 | 95° | 72° | 83° | — | — |
| 1994 | 90° | 73° | 81° | — | — |
| 1993 | 92° | 71° | 81° | 0.15" | — |
| 1992 | 87° | 68° | 78° | — | — |
| 1991 | 88° | 69° | 78° | 0.23" | — |
| 1990 | 96° | 67° | 81° | — | — |
| 1989 | 94° | 75° | 84° | — | — |
| 1988 | 90° | 72° | 81° | 0.03" | — |
| 1987 | 83° | 71° | 77° | 0.15" | — |
| 1986 | 86° | 68° | 77° | — | — |
| 1985 | 95° | 70° | 82° | — | — |
| 1984 | 91° | 65° | 78° | — | — |
| 1983 | 95° | 72° | 83° | — | — |
| 1982 | 92° | 69° | 80° | — | — |
| 1981 | 93° | 62° | 78° | — | — |
| 1980 | 93° | 69° | 81° | 1.6" | — |
| 1979 | 91° | 72° | 81° | — | — |
| 1978 | 89° | 69° | 79° | — | — |
| 1977 | 87° | 72° | 79° | 0.99" | — |
| 1976 | 92° | 69° | 80° | 2.41" | — |
| 1975 | 93° | 69° | 81° | — | — |
| 1974 | 89° | 69° | 79° | — | — |
| 1973 | 90° | 70° | 80° | — | — |
| 1972 | 90° | 70° | 80° | — | — |
| 1971 | 89° | 71° | 80° | 0.13" | — |