Weather on May 21
Jackson, MS
55 Years of Data
Avg High
85°F
Avg Low
63°F
Warmest
2022
83°F avg
Coldest
1993
61°F avg
About This Date
May 21st in Jackson, MS typically brings warm spring weather, with average highs around 85°F and lows near 63°F. Over 55 years of records, the warmest May 21st was in 2022 (83°F average), while the coldest was 1993 (61°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 40% of May 21st dates historically, with the wettest May 21st recording 8.1" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.
Planning for May 21st in Jackson, MS? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 88° | 62° | 75° | — | — |
| 2024 | 88° | 69° | 78° | — | — |
| 2023 | 77° | 65° | 71° | — | — |
| 2022warmest | 95° | 72° | 83° | — | — |
| 2021 | 85° | 67° | 76° | — | — |
| 2020 | 88° | 67° | 77° | 0.25" | — |
| 2019 | 89° | 74° | 81° | — | — |
| 2018 | 90° | 68° | 79° | 1.27" | — |
| 2017 | 86° | 65° | 75° | 3.56" | — |
| 2016 | 84° | 64° | 74° | — | — |
| 2015 | 75° | 57° | 66° | — | — |
| 2014 | 88° | 68° | 78° | — | — |
| 2013 | 90° | 65° | 77° | 0.36" | — |
| 2012 | 89° | 65° | 77° | 0.48" | — |
| 2011 | 91° | 68° | 80° | 0.36" | — |
| 2010 | 90° | 69° | 79° | — | — |
| 2009 | 81° | 68° | 74° | 0.03" | — |
| 2008 | 89° | 66° | 78° | — | — |
| 2007 | 85° | 59° | 72° | — | — |
| 2006 | 87° | 64° | 76° | — | — |
| 2005 | 90° | 66° | 78° | 0.38" | — |
| 2004 | 88° | 64° | 76° | — | — |
| 2003 | 85° | 68° | 76° | 8.1" | — |
| 2002 | 77° | 53° | 65° | — | — |
| 2001 | 83° | 62° | 72° | 3" | — |
| 2000 | 82° | 64° | 73° | — | — |
| 1999 | 89° | 61° | 75° | — | — |
| 1998 | 86° | 66° | 76° | — | — |
| 1997 | 69° | 62° | 66° | 2.84" | — |
| 1996 | 90° | 67° | 78° | — | — |
| 1995 | 83° | 53° | 68° | — | — |
| 1994 | 82° | 50° | 66° | — | — |
| 1993coldest | 76° | 47° | 61° | — | — |
| 1992 | 88° | 64° | 76° | 0.23" | — |
| 1991 | 78° | 68° | 73° | 0.1" | — |
| 1990 | 82° | 63° | 72° | 1.7" | — |
| 1989 | 87° | 67° | 77° | — | — |
| 1988 | 84° | 65° | 74° | 0.13" | — |
| 1987 | 92° | 70° | 81° | 0.23" | — |
| 1986 | 78° | 50° | 64° | — | — |
| 1985 | 83° | 65° | 74° | 0.81" | — |
| 1984 | 87° | 64° | 76° | 3.23" | — |
| 1983 | 80° | 66° | 73° | 3.23" | — |
| 1982 | 90° | 65° | 77° | — | — |
| 1981 | 80° | 45° | 62° | — | — |
| 1980 | 80° | 60° | 70° | 2.29" | — |
| 1979 | 88° | 65° | 76° | — | — |
| 1978 | 90° | 66° | 78° | 1.14" | — |
| 1977 | 86° | 62° | 74° | — | — |
| 1976 | 84° | 54° | 69° | — | — |
| 1975 | 90° | 68° | 79° | — | — |
| 1974 | 79° | 68° | 73° | 1.24" | — |
| 1973 | 89° | 68° | 79° | — | — |
| 1972 | 90° | 55° | 72° | — | — |
| 1971 | 85° | 55° | 70° | — | — |
55 years of data from JACKSON STATE