Weather on March 21
Baton Rouge, LA
55 Years of Data
Avg High
72°F
Avg Low
49°F
Warmest
1982
76°F avg
Coldest
1971
45°F avg
About This Date
March 21st in Baton Rouge, LA typically brings pleasant spring weather, with average highs around 72°F and lows near 49°F. Over 56 years of records, the warmest March 21st was in 1982 (76°F average), while the coldest was 1971 (45°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 27% of March 21st dates historically, with the wettest March 21st recording 3.73" of rain. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
Planning for March 21st in Baton Rouge, LA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 82° | 54° | 68° | — | — |
| 2025 | 69° | 35° | 52° | — | — |
| 2024 | 66° | 49° | 57° | 0.33" | — |
| 2023 | 75° | 47° | 61° | — | — |
| 2022 | 80° | 47° | 63° | — | — |
| 2021 | 74° | 45° | 59° | — | — |
| 2020 | 69° | 61° | 65° | — | — |
| 2019 | 71° | 37° | 54° | — | — |
| 2018 | 64° | 45° | 54° | — | — |
| 2017 | 81° | 62° | 71° | — | — |
| 2016 | 58° | 37° | 47° | — | — |
| 2015 | 83° | 64° | 73° | 0.03" | — |
| 2014 | 76° | 44° | 60° | — | — |
| 2013 | 72° | 47° | 59° | 0.05" | — |
| 2012 | 78° | 70° | 74° | 0.13" | — |
| 2011 | 80° | 54° | 67° | — | — |
| 2010 | 69° | 36° | 52° | 0.03" | — |
| 2009 | 81° | 50° | 65° | — | — |
| 2008 | 70° | 40° | 55° | — | — |
| 2007 | 79° | 59° | 69° | — | — |
| 2006 | 80° | 51° | 66° | 0.15" | — |
| 2005 | 71° | 56° | 63° | 0.15" | — |
| 2004 | 81° | 55° | 68° | — | — |
| 2003 | 79° | 47° | 63° | — | — |
| 2002 | 82° | 56° | 69° | 0.3" | — |
| 2001 | 62° | 38° | 50° | — | — |
| 2000 | 71° | 44° | 58° | — | — |
| 1999 | 73° | 48° | 61° | — | — |
| 1998 | 54° | 44° | 49° | — | — |
| 1997 | 60° | 43° | 51° | 0.76" | — |
| 1996 | 64° | 32° | 48° | — | — |
| 1995 | 77° | 57° | 67° | — | — |
| 1994 | 77° | 61° | 69° | — | — |
| 1993 | 70° | 53° | 61° | 0.81" | — |
| 1992 | 65° | 45° | 55° | — | — |
| 1991 | 76° | 58° | 67° | — | — |
| 1990 | 61° | 34° | 47° | — | — |
| 1989 | 82° | 65° | 73° | — | — |
| 1988 | 59° | 42° | 51° | — | — |
| 1987 | 81° | 47° | 64° | — | — |
| 1986 | 62° | 37° | 50° | — | — |
| 1985 | 67° | 60° | 63° | 3.73" | — |
| 1984 | 53° | 41° | 47° | — | — |
| 1983 | 68° | 37° | 53° | — | — |
| 1982warmest | 85° | 68° | 76° | — | — |
| 1981 | 71° | 41° | 56° | — | — |
| 1980 | 76° | 49° | 62° | 0.56" | — |
| 1979 | 80° | 54° | 67° | — | — |
| 1978 | 72° | 54° | 63° | — | — |
| 1977 | 74° | 57° | 65° | — | — |
| 1976 | 83° | 56° | 69° | 0.13" | — |
| 1975 | 74° | 42° | 58° | — | — |
| 1974 | 85° | 54° | 69° | 0.61" | — |
| 1973 | 69° | 51° | 60° | — | — |
| 1972 | 78° | 60° | 69° | 2.67" | — |
| 1971coldest | 58° | 33° | 45° | — | — |
56 years of data from LSU BEN-HUR FARM