Weather on April 21
Jackson, MS
55 Years of Data
Avg High
78°F
Avg Low
55°F
Warmest
1984
79°F avg
Coldest
2021
51°F avg
About This Date
April 21st in Jackson, MS typically brings pleasant spring weather, with average highs around 78°F and lows near 55°F. Over 55 years of records, the warmest April 21st was in 1984 (79°F average), while the coldest was 2021 (51°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 25% of April 21st dates historically, with the wettest April 21st recording 5.41" of rain. The last decade has been 3.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 3.0°F cooler on this date compared to 20-30 years ago.
Planning for April 21st in Jackson, MS? Great weather for outdoor activities.
Cooling Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 82° | 66° | 74° | 1.8" | — |
| 2024 | 64° | 49° | 56° | 1.12" | — |
| 2023 | 78° | 54° | 66° | 1.3" | — |
| 2022 | 86° | 60° | 73° | — | — |
| 2021coldest | 61° | 42° | 51° | — | — |
| 2020 | 82° | 50° | 66° | — | — |
| 2019 | 79° | 45° | 62° | — | — |
| 2018 | 78° | 48° | 63° | — | — |
| 2017 | 85° | 65° | 75° | — | — |
| 2016 | 79° | 63° | 71° | 0.46" | — |
| 2015 | 74° | 50° | 62° | — | — |
| 2014 | 81° | 58° | 69° | — | — |
| 2013 | 74° | 48° | 61° | — | — |
| 2012 | 65° | 48° | 56° | — | — |
| 2011 | 71° | 63° | 67° | 3.86" | — |
| 2010 | 80° | 50° | 65° | — | — |
| 2009 | 75° | 54° | 64° | — | — |
| 2008 | 81° | 42° | 61° | — | — |
| 2007 | 75° | 52° | 63° | — | — |
| 2006 | 88° | 65° | 76° | — | — |
| 2005 | 77° | 62° | 70° | 0.38" | — |
| 2004 | 78° | 57° | 68° | — | — |
| 2003 | 80° | 53° | 67° | — | — |
| 2002 | 86° | 66° | 76° | — | — |
| 2001 | 82° | 61° | 71° | — | — |
| 2000 | 73° | 49° | 61° | — | — |
| 1999 | 85° | 58° | 71° | — | — |
| 1998 | 64° | 46° | 55° | 0.36" | — |
| 1997 | 81° | 63° | 72° | — | — |
| 1996 | 85° | 67° | 76° | — | — |
| 1995 | 82° | 53° | 68° | — | — |
| 1994 | 82° | 60° | 71° | — | — |
| 1993 | 63° | 41° | 52° | — | — |
| 1992 | 75° | 53° | 64° | — | — |
| 1991 | 69° | 50° | 60° | 0.03" | — |
| 1990 | 86° | 63° | 74° | — | — |
| 1989 | 83° | 43° | 63° | — | — |
| 1988 | 86° | 52° | 69° | — | — |
| 1987 | 94° | 57° | 75° | — | — |
| 1986 | 67° | 47° | 57° | — | — |
| 1985 | 84° | 60° | 72° | — | — |
| 1984warmest | 84° | 74° | 79° | — | — |
| 1983 | 75° | 41° | 58° | — | — |
| 1982 | 65° | 56° | 60° | 0.1" | — |
| 1981 | 83° | 64° | 73° | — | — |
| 1980 | 84° | 48° | 66° | — | — |
| 1979 | 73° | 63° | 68° | 0.23" | — |
| 1978 | 69° | 42° | 56° | — | — |
| 1977 | 69° | 66° | 68° | 2.18" | — |
| 1976 | 77° | 54° | 65° | 0.86" | — |
| 1975 | 78° | 46° | 62° | — | — |
| 1974 | 82° | 59° | 71° | — | — |
| 1973 | 83° | 60° | 71° | — | — |
| 1972 | 82° | 66° | 74° | 1.24" | — |
| 1971 | 80° | 60° | 70° | 5.41" | — |
55 years of data from JACKSON STATE