Weather on August 9
Baton Rouge, LA
55 Years of Data
Avg High
91°F
Avg Low
72°F
Warmest
2023
91°F avg
Coldest
1989
70°F avg
About This Date
August 9th in Baton Rouge, LA typically brings hot summer weather, with average highs around 91°F and lows near 72°F. Over 55 years of records, the warmest August 9th was in 2023 (91°F average), while the coldest was 1989 (70°F) — a 21°F range across recorded history. Rain or other precipitation has occurred on about 42% of August 9th dates historically, with the wettest August 9th recording 4.04" of rain. The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.6°F warmer on this date compared to 20-30 years ago.
Planning for August 9th in Baton Rouge, LA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 75° | 84° | — | — |
| 2024 | 96° | 73° | 85° | — | — |
| 2023warmest | 101° | 82° | 91° | — | — |
| 2022 | 92° | 75° | 83° | — | — |
| 2021 | 90° | 74° | 82° | 4.04" | — |
| 2020 | 96° | 75° | 86° | 2.26" | — |
| 2019 | 95° | 79° | 87° | — | — |
| 2018 | 92° | 71° | 81° | 0.03" | — |
| 2017 | 85° | 75° | 80° | 2.29" | — |
| 2016 | 90° | 74° | 82° | — | — |
| 2015 | 94° | 78° | 86° | — | — |
| 2014 | 93° | 75° | 84° | — | — |
| 2013 | 94° | 76° | 85° | — | — |
| 2012 | 90° | 73° | 81° | — | — |
| 2011 | 91° | 74° | 82° | 0.56" | — |
| 2010 | 96° | 79° | 87° | — | — |
| 2009 | 90° | 74° | 82° | 2.29" | — |
| 2008 | 82° | 69° | 76° | 0.23" | — |
| 2007 | 96° | 77° | 87° | — | — |
| 2006 | 95° | 74° | 84° | 1.27" | — |
| 2005 | 93° | 72° | 82° | 0.13" | — |
| 2004 | 91° | 75° | 83° | — | — |
| 2003 | 93° | 71° | 82° | — | — |
| 2002 | 94° | 73° | 83° | 2.72" | — |
| 2001 | 86° | 72° | 79° | 3.48" | — |
| 2000 | 93° | 73° | 83° | 0.46" | — |
| 1999 | 96° | 79° | 87° | — | — |
| 1998 | 96° | 73° | 85° | — | — |
| 1997 | 84° | 71° | 78° | 1.98" | — |
| 1996 | 92° | 75° | 83° | — | — |
| 1995 | 93° | 73° | 83° | — | — |
| 1994 | 90° | 70° | 80° | — | — |
| 1993 | 91° | 71° | 81° | 0.03" | — |
| 1992 | 94° | 73° | 83° | — | — |
| 1991 | 94° | 74° | 84° | 0.28" | — |
| 1990 | 85° | 57° | 71° | — | — |
| 1989coldest | 81° | 59° | 70° | 0.18" | — |
| 1988 | 87° | 73° | 80° | 0.05" | — |
| 1987 | 91° | 74° | 82° | — | — |
| 1986 | 91° | 71° | 81° | 0.2" | — |
| 1985 | 92° | 73° | 82° | — | — |
| 1984 | 91° | 65° | 78° | 1.4" | — |
| 1983 | 93° | 70° | 81° | — | — |
| 1982 | 83° | 70° | 76° | 0.1" | — |
| 1981 | 91° | 67° | 79° | — | — |
| 1980 | 95° | 76° | 85° | — | — |
| 1979 | 91° | 72° | 81° | — | — |
| 1978 | 87° | 73° | 80° | — | — |
| 1977 | 92° | 71° | 81° | 0.56" | — |
| 1976 | 96° | 68° | 82° | — | — |
| 1975 | 88° | 68° | 78° | — | — |
| 1974 | 91° | 68° | 80° | — | — |
| 1973 | 90° | 69° | 79° | 0.08" | — |
| 1972 | 91° | 70° | 80° | — | — |
| 1971 | 90° | 68° | 79° | 0.1" | — |
55 years of data from LSU BEN-HUR FARM