Weather on May 9
Baton Rouge, LA
55 Years of Data
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 56 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 36% of May 9th dates historically, with the wettest May 9th recording 9.25" of rain. The last decade has been 3.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.0°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.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 72° | 65° | 68° | 5.44" | — |
| 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" | — |
Baton Rouge, LA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Baton Rouge, LA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Baton Rouge, LA 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 Baton Rouge, LA
Baton Rouge, LA has no months that meet our "pleasant" threshold — every season has tradeoffs.