Weather on March 21
Jackson, MS
55 Years of Data
Avg High
70°F
Avg Low
45°F
Warmest
2017
73°F avg
Coldest
1986
36°F avg
About This Date
March 21st in Jackson, MS typically brings pleasant spring weather, with average highs around 70°F and lows near 45°F — a 25°F daily swing. Over 56 years of records, the warmest March 21st was in 2017 (73°F average), while the coldest was 1986 (36°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 29% of March 21st dates historically, with the wettest March 21st recording 6.6" of rain. The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.0°F warmer on this date compared to 20-30 years ago.
Planning for March 21st in Jackson, MS? Great weather for outdoor activities.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 83° | 58° | 70° | — | — |
| 2025 | 69° | 33° | 51° | — | — |
| 2024 | 72° | 46° | 59° | — | — |
| 2023 | 71° | 38° | 54° | — | — |
| 2022 | 79° | 46° | 62° | — | — |
| 2021 | 70° | 41° | 55° | — | — |
| 2020 | 63° | 53° | 58° | 0.03" | — |
| 2019 | 71° | 42° | 57° | — | — |
| 2018 | 63° | 43° | 53° | — | — |
| 2017warmest | 86° | 61° | 73° | — | — |
| 2016 | 61° | 34° | 47° | — | — |
| 2015 | 62° | 57° | 60° | 4.01" | — |
| 2014 | 79° | 41° | 60° | — | — |
| 2013 | 61° | 42° | 51° | — | — |
| 2012 | 72° | 58° | 65° | 6.6" | — |
| 2011 | 84° | 56° | 70° | — | — |
| 2010 | 58° | 36° | 47° | 0.43" | — |
| 2009 | 77° | 46° | 62° | — | — |
| 2008 | 75° | 43° | 59° | — | — |
| 2007 | 79° | 55° | 67° | — | — |
| 2006 | 68° | 47° | 57° | 3.18" | — |
| 2005 | 68° | 54° | 61° | 1.68" | — |
| 2004 | 86° | 58° | 72° | — | — |
| 2003 | 80° | 45° | 62° | — | — |
| 2002 | 64° | 44° | 54° | — | — |
| 2001 | 64° | 41° | 53° | — | — |
| 2000 | 74° | 40° | 57° | 0.05" | — |
| 1999 | 67° | 41° | 54° | — | — |
| 1998 | 54° | 33° | 43° | — | — |
| 1997 | 78° | 41° | 60° | — | — |
| 1996 | 57° | 34° | 45° | — | — |
| 1995 | 81° | 56° | 68° | — | — |
| 1994 | 69° | 46° | 58° | — | — |
| 1993 | 75° | 47° | 61° | — | — |
| 1992 | 62° | 37° | 50° | 0.13" | — |
| 1991 | 79° | 61° | 70° | — | — |
| 1990 | 71° | 29° | 50° | — | — |
| 1989 | 68° | 42° | 55° | 2.29" | — |
| 1988 | 80° | 43° | 61° | — | — |
| 1987 | 82° | 44° | 63° | — | — |
| 1986coldest | 44° | 29° | 36° | — | — |
| 1985 | 65° | 52° | 58° | 1.19" | — |
| 1984 | 67° | 36° | 51° | — | — |
| 1983 | 46° | 29° | 37° | — | — |
| 1982 | 73° | 53° | 63° | 6.2" | — |
| 1981 | 65° | 42° | 53° | 2.67" | — |
| 1980 | 61° | 39° | 50° | — | — |
| 1979 | 78° | 55° | 67° | — | — |
| 1978 | 73° | 47° | 60° | 0.28" | — |
| 1977 | 68° | 56° | 62° | 0.15" | — |
| 1976 | 69° | 46° | 58° | — | — |
| 1975 | 80° | 49° | 64° | — | — |
| 1974 | 57° | 36° | 46° | 0.51" | — |
| 1973 | 61° | 42° | 51° | — | — |
| 1972 | 75° | 57° | 66° | 0.1" | — |
| 1971 | 61° | 35° | 48° | — | — |
56 years of data from JACKSON STATE