Weather on August 15
Baton Rouge, LA
55 Years of Data
Avg High
91°F
Avg Low
72°F
Warmest
2023
91°F avg
Coldest
2004
71°F avg
About This Date
August 15th 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 15th was in 2023 (91°F average), while the coldest was 2004 (71°F) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 44% of August 15th dates historically, with the wettest August 15th recording 5.31" of rain. The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
Planning for August 15th in Baton Rouge, LA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 73° | 83° | 0.58" | — |
| 2024 | 99° | 76° | 87° | 1.55" | — |
| 2023warmest | 102° | 81° | 91° | — | — |
| 2022 | 94° | 76° | 85° | — | — |
| 2021 | 90° | 72° | 81° | 0.03" | — |
| 2020 | 96° | 77° | 87° | 0.05" | — |
| 2019 | 95° | 76° | 85° | — | — |
| 2018 | 94° | 72° | 83° | — | — |
| 2017 | 91° | 75° | 83° | 0.36" | — |
| 2016 | 85° | 71° | 78° | — | — |
| 2015 | 92° | 72° | 82° | 0.03" | — |
| 2014 | 90° | 65° | 77° | — | — |
| 2013 | 76° | 70° | 73° | 1.91" | — |
| 2012 | 92° | 74° | 83° | — | — |
| 2011 | 90° | 70° | 80° | 0.25" | — |
| 2010 | 94° | 80° | 87° | — | — |
| 2009 | 94° | 73° | 83° | — | — |
| 2008 | 93° | 70° | 81° | — | — |
| 2007 | 100° | 73° | 87° | 0.71" | — |
| 2006 | 96° | 75° | 86° | — | — |
| 2005 | 96° | 71° | 84° | — | — |
| 2004coldest | 82° | 60° | 71° | — | — |
| 2003 | 93° | 73° | 83° | — | — |
| 2002 | 83° | 73° | 78° | — | — |
| 2001 | 89° | 74° | 81° | 2.16" | — |
| 2000 | 93° | 72° | 82° | — | — |
| 1999 | 97° | 69° | 83° | — | — |
| 1998 | 83° | 72° | 77° | 2.82" | — |
| 1997 | 91° | 76° | 83° | 0.03" | — |
| 1996 | 89° | 69° | 79° | 0.25" | — |
| 1995 | 93° | 73° | 83° | — | — |
| 1994 | 91° | 76° | 83° | 0.1" | — |
| 1993 | 95° | 75° | 85° | — | — |
| 1992 | 88° | 70° | 79° | 0.81" | — |
| 1991 | 80° | 70° | 75° | 0.25" | — |
| 1990 | 92° | 67° | 79° | — | — |
| 1989 | 91° | 66° | 79° | — | — |
| 1988 | 93° | 73° | 83° | — | — |
| 1987 | 90° | 76° | 83° | — | — |
| 1986 | 89° | 74° | 81° | — | — |
| 1985 | 86° | 71° | 79° | 2.92" | — |
| 1984 | 92° | 70° | 81° | 0.03" | — |
| 1983 | 94° | 73° | 83° | — | — |
| 1982 | 92° | 72° | 82° | — | — |
| 1981 | 94° | 74° | 84° | — | — |
| 1980 | 93° | 76° | 84° | 0.51" | — |
| 1979 | 91° | 70° | 80° | 0.05" | — |
| 1978 | 86° | 67° | 76° | 5.31" | — |
| 1977 | 90° | 71° | 80° | — | — |
| 1976 | 92° | 69° | 80° | — | — |
| 1975 | 93° | 74° | 83° | 1.04" | — |
| 1974 | 90° | 69° | 79° | — | — |
| 1973 | 91° | 71° | 81° | 0.28" | — |
| 1972 | 89° | 69° | 79° | 2.79" | — |
| 1971 | 93° | 71° | 82° | — | — |
55 years of data from LSU BEN-HUR FARM