Weather on October 21
Jackson, MS
55 Years of Data
Avg High
78°F
Avg Low
51°F
Warmest
1979
78°F avg
Coldest
1976
49°F avg
About This Date
October 21st in Jackson, MS typically brings pleasant fall weather, with average highs around 78°F and lows near 51°F — a 27°F daily swing. Over 55 years of records, the warmest October 21st was in 1979 (78°F average), while the coldest was 1976 (49°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 20% of October 21st dates historically, with the wettest October 21st recording 10.54" of rain. The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.1°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Jackson, MS? Great weather for outdoor activities.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 73° | 52° | 62° | 0.43" | — |
| 2024 | 84° | 46° | 65° | — | — |
| 2023 | 89° | 49° | 69° | — | — |
| 2022 | 84° | 48° | 66° | — | — |
| 2021 | 88° | 66° | 77° | — | — |
| 2020 | 87° | 64° | 76° | — | — |
| 2019 | 73° | 61° | 67° | 2.06" | — |
| 2018 | 66° | 44° | 55° | — | — |
| 2017 | 85° | 64° | 74° | 0.48" | — |
| 2016 | 71° | 50° | 61° | — | — |
| 2015 | 84° | 55° | 70° | — | — |
| 2014 | 79° | 51° | 65° | — | — |
| 2013 | 74° | 45° | 59° | — | — |
| 2012 | 84° | 52° | 68° | — | — |
| 2011 | 71° | 37° | 54° | — | — |
| 2010 | 83° | 50° | 66° | — | — |
| 2009 | 76° | 53° | 64° | — | — |
| 2008 | 77° | 50° | 64° | — | — |
| 2007 | 84° | 51° | 68° | — | — |
| 2006 | 68° | 46° | 57° | — | — |
| 2005 | 86° | 62° | 74° | — | — |
| 2004 | 71° | 50° | 61° | — | — |
| 2003 | 83° | 54° | 68° | — | — |
| 2002 | 66° | 58° | 62° | 2.41" | — |
| 2001 | 80° | 53° | 67° | — | — |
| 2000 | 80° | 58° | 69° | — | — |
| 1999 | 72° | 39° | 55° | — | — |
| 1998 | 77° | 57° | 67° | — | — |
| 1997 | 81° | 54° | 67° | 0.56" | — |
| 1996 | 84° | 57° | 71° | — | — |
| 1995 | 72° | 37° | 54° | — | — |
| 1994 | 78° | 68° | 73° | 1.32" | — |
| 1993 | 66° | 46° | 56° | 1.19" | — |
| 1992 | 81° | 48° | 64° | — | — |
| 1991 | 85° | 48° | 66° | — | — |
| 1990 | 82° | 49° | 65° | 0.71" | — |
| 1989 | 75° | 31° | 53° | — | — |
| 1988 | 67° | 49° | 58° | 0.58" | — |
| 1987 | 64° | 35° | 50° | — | — |
| 1986 | 76° | 44° | 60° | — | — |
| 1985 | 83° | 68° | 75° | 0.1" | — |
| 1984 | 70° | 65° | 67° | 10.54" | — |
| 1983 | 86° | 62° | 74° | — | — |
| 1982 | 70° | 46° | 58° | — | — |
| 1981 | 77° | 50° | 64° | — | — |
| 1980 | 75° | 42° | 59° | — | — |
| 1979warmest | 87° | 68° | 78° | — | — |
| 1978 | 87° | 46° | 67° | — | — |
| 1977 | 79° | 46° | 62° | — | — |
| 1976coldest | 68° | 31° | 49° | — | — |
| 1975 | 79° | 47° | 63° | — | — |
| 1974 | 71° | 44° | 58° | — | — |
| 1973 | 80° | 49° | 64° | — | — |
| 1972 | 78° | 57° | 68° | — | — |
| 1971 | 81° | 58° | 69° | — | — |
55 years of data from JACKSON STATE