Weather on May 9
Baton Rouge, LA
55 Years of Data
Avg High
84°F
Avg Low
64°F
Warmest
2024
86°F avg
Coldest
1984
60°F avg
About This Date
May 9th in Baton Rouge, LA typically brings warm spring weather, with average highs around 84°F and lows near 64°F. Over 55 years of records, the warmest May 9th was in 2024 (86°F average), while the coldest was 1984 (60°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 35% of May 9th dates historically, with the wettest May 9th recording 9.25" of rain. The last decade has been 2.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.4°F cooler on this date compared to 20-30 years ago.
Planning for May 9th in Baton Rouge, LA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 64° | 69° | 2.64" | — |
| 2024warmest | 92° | 80° | 86° | — | — |
| 2023 | 86° | 72° | 79° | 0.36" | — |
| 2022 | 93° | 69° | 81° | — | — |
| 2021 | 85° | 64° | 74° | 0.99" | — |
| 2020 | 68° | 57° | 63° | — | — |
| 2019 | 85° | 66° | 75° | 9.25" | — |
| 2018 | 92° | 65° | 78° | — | — |
| 2017 | 82° | 58° | 70° | — | — |
| 2016 | 80° | 58° | 69° | — | — |
| 2015 | 87° | 69° | 78° | — | — |
| 2014 | 86° | 70° | 78° | 0.05" | — |
| 2013 | 82° | 63° | 72° | — | — |
| 2012 | 84° | 68° | 76° | — | — |
| 2011 | 86° | 68° | 77° | — | — |
| 2010 | 81° | 61° | 71° | — | — |
| 2009 | 85° | 71° | 78° | — | — |
| 2008 | 86° | 70° | 78° | — | — |
| 2007 | 84° | 61° | 72° | — | — |
| 2006 | 87° | 68° | 78° | — | — |
| 2005 | 84° | 65° | 74° | — | — |
| 2004 | 88° | 62° | 75° | — | — |
| 2003 | 91° | 75° | 83° | — | — |
| 2002 | 90° | 72° | 81° | — | — |
| 2001 | 84° | 61° | 72° | 0.3" | — |
| 2000 | 88° | 66° | 77° | — | — |
| 1999 | 92° | 55° | 73° | — | — |
| 1998 | 93° | 73° | 83° | — | — |
| 1997 | 85° | 62° | 73° | — | — |
| 1996 | 86° | 68° | 77° | 6.07" | — |
| 1995 | 85° | 66° | 75° | 7.26" | — |
| 1994 | 82° | 70° | 76° | 0.1" | — |
| 1993 | 88° | 67° | 77° | — | — |
| 1992 | 77° | 45° | 61° | — | — |
| 1991 | 78° | 65° | 71° | 3.25" | — |
| 1990 | 75° | 64° | 70° | 4.19" | — |
| 1989 | 85° | 66° | 75° | — | — |
| 1988 | 84° | 64° | 74° | — | — |
| 1987 | 84° | 62° | 73° | 0.48" | — |
| 1986 | 90° | 65° | 77° | — | — |
| 1985 | 84° | 62° | 73° | 2.77" | — |
| 1984coldest | 73° | 46° | 60° | — | — |
| 1983 | 86° | 56° | 71° | — | — |
| 1982 | 76° | 52° | 64° | — | — |
| 1981 | 82° | 61° | 71° | — | — |
| 1980 | 85° | 62° | 73° | 2.67" | — |
| 1979 | 86° | 63° | 74° | — | — |
| 1978 | 82° | 74° | 78° | 0.1" | — |
| 1977 | 88° | 65° | 76° | 2.11" | — |
| 1976 | 81° | 58° | 69° | — | — |
| 1975 | 78° | 65° | 71° | 0.03" | — |
| 1974 | 87° | 62° | 75° | — | — |
| 1973 | 86° | 59° | 73° | — | — |
| 1972 | 81° | 63° | 72° | 0.03" | — |
| 1971 | 87° | 69° | 78° | 0.23" | — |
55 years of data from LSU BEN-HUR FARM