Weather on August 21
Jackson, MS
55 Years of Data
Avg High
93°F
Avg Low
71°F
Warmest
2023
89°F avg
Coldest
1988
74°F avg
About This Date
August 21st in Jackson, MS typically brings hot summer weather, with average highs around 93°F and lows near 71°F. Over 55 years of records, the warmest August 21st was in 2023 (89°F average), while the coldest was 1988 (74°F) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 25% of August 21st dates historically, with the wettest August 21st recording 3.33" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for August 21st in Jackson, MS? Stay hydrated and seek shade during peak afternoon hours.
Warming Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 90° | 71° | 80° | — | — |
| 2024 | 92° | 69° | 80° | — | — |
| 2023warmest | 102° | 75° | 89° | — | — |
| 2022 | 87° | 73° | 80° | 0.03" | — |
| 2021 | 93° | 75° | 84° | — | — |
| 2020 | 86° | 67° | 76° | 1.52" | — |
| 2019 | 92° | 74° | 83° | 0.51" | — |
| 2018 | 89° | 72° | 80° | — | — |
| 2017 | 94° | 76° | 85° | — | — |
| 2016 | 89° | 75° | 82° | — | — |
| 2015 | 93° | 73° | 83° | — | — |
| 2014 | 97° | 74° | 85° | 0.18" | — |
| 2013 | 91° | 72° | 81° | — | — |
| 2012 | 87° | 66° | 77° | — | — |
| 2011 | 97° | 76° | 86° | — | — |
| 2010 | 95° | 78° | 87° | — | — |
| 2009 | 91° | 72° | 81° | 0.23" | — |
| 2008 | 91° | 72° | 81° | — | — |
| 2007 | 99° | 76° | 87° | — | — |
| 2006 | 98° | 76° | 87° | — | — |
| 2005 | 99° | 76° | 87° | — | — |
| 2004 | 92° | 76° | 84° | — | — |
| 2003 | 96° | 70° | 83° | — | — |
| 2002 | 92° | 73° | 82° | 0.23" | — |
| 2001 | 92° | 70° | 81° | — | — |
| 2000 | 102° | 74° | 88° | — | — |
| 1999 | 97° | 69° | 83° | — | — |
| 1998 | 93° | 74° | 83° | — | — |
| 1997 | 88° | 65° | 76° | — | — |
| 1996 | 92° | 70° | 81° | — | — |
| 1995 | 95° | 73° | 84° | 0.81" | — |
| 1994 | 82° | 67° | 74° | 1.24" | — |
| 1993 | 95° | 73° | 84° | 0.51" | — |
| 1992 | 87° | 65° | 76° | — | — |
| 1991 | 93° | 55° | 74° | — | — |
| 1990 | 101° | 71° | 86° | — | — |
| 1989 | 97° | 71° | 84° | — | — |
| 1988coldest | 77° | 72° | 74° | 3.33" | — |
| 1987 | 98° | 70° | 84° | — | — |
| 1986 | 93° | 65° | 79° | 0.15" | — |
| 1985 | 86° | 68° | 77° | — | — |
| 1984 | 93° | 70° | 81° | — | — |
| 1983 | 96° | 74° | 85° | — | — |
| 1982 | 93° | 69° | 81° | — | — |
| 1981 | 89° | 72° | 80° | — | — |
| 1980 | 101° | 75° | 88° | — | — |
| 1979 | 93° | 70° | 81° | 0.13" | — |
| 1978 | 95° | 72° | 83° | — | — |
| 1977 | 90° | 68° | 79° | — | — |
| 1976 | 93° | 66° | 80° | — | — |
| 1975 | 91° | 72° | 81° | 0.91" | — |
| 1974 | 89° | 68° | 79° | — | — |
| 1973 | 94° | 71° | 82° | — | — |
| 1972 | 99° | 72° | 85° | — | — |
| 1971 | 91° | 73° | 82° | 0.51" | — |
55 years of data from JACKSON STATE