Weather on April 21
Baltimore, MD
55 Years of Data
Avg High
69°F
Avg Low
52°F
Warmest
1976
76°F avg
Coldest
1981
46°F avg
About This Date
April 21st in Baltimore, MD typically brings mild spring weather, with average highs around 69°F and lows near 52°F. Over 55 years of records, the warmest April 21st was in 1976 (76°F average), while the coldest was 1981 (46°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 29% of April 21st dates historically, with the wettest April 21st recording 3.4" 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 April 21st in Baltimore, MD? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 59° | 66° | 0.05" | — |
| 2024 | 71° | 44° | 58° | — | — |
| 2023 | 83° | 57° | 70° | — | — |
| 2022 | 60° | 37° | 49° | — | — |
| 2021 | 67° | — | — | — | — |
| 2020 | 67° | 44° | 55° | 0.15" | — |
| 2019 | 71° | 55° | 63° | — | — |
| 2018 | 64° | 44° | 54° | — | — |
| 2017 | 71° | 61° | 66° | — | — |
| 2016 | 74° | 49° | 61° | — | — |
| 2015 | 68° | 54° | 61° | 0.1" | — |
| 2014 | 67° | 45° | 56° | — | — |
| 2013 | 58° | 44° | 51° | — | — |
| 2012 | 82° | 59° | 71° | 0.05" | — |
| 2011 | 69° | 53° | 61° | — | — |
| 2010 | 62° | 53° | 58° | 0.84" | — |
| 2009 | 67° | 49° | 58° | 0.38" | — |
| 2008 | 63° | 57° | 60° | 1.09" | — |
| 2007 | 70° | 43° | 56° | — | — |
| 2006 | 68° | 53° | 61° | 0.84" | — |
| 2005 | 76° | 53° | 64° | — | — |
| 2004 | 71° | 57° | 64° | — | — |
| 2003 | 62° | 50° | 56° | 0.03" | — |
| 2002 | 61° | 44° | 52° | 0.69" | — |
| 2001 | 70° | 55° | 62° | — | — |
| 2000 | 62° | 52° | 57° | 3.4" | — |
| 1999 | 62° | 48° | 55° | — | — |
| 1998 | 72° | 52° | 62° | — | — |
| 1997 | 58° | 48° | 53° | — | — |
| 1996 | 80° | 64° | 72° | — | — |
| 1995 | 83° | 59° | 71° | — | — |
| 1994 | 72° | 56° | 64° | — | — |
| 1993 | 68° | 51° | 60° | 2.01" | — |
| 1992 | 76° | 59° | 67° | 1.19" | — |
| 1991 | 55° | 47° | 51° | 1.4" | — |
| 1990 | 68° | 57° | 63° | 0.61" | — |
| 1989 | 74° | 53° | 63° | — | — |
| 1988 | 60° | 48° | 54° | — | — |
| 1987 | 80° | 62° | 71° | — | — |
| 1986 | 69° | 55° | 62° | 0.48" | — |
| 1985 | 87° | 58° | 72° | — | — |
| 1984 | 69° | 49° | 59° | — | — |
| 1983 | 63° | 39° | 51° | — | — |
| 1982 | 67° | 52° | 59° | — | — |
| 1981coldest | 57° | 36° | 46° | — | — |
| 1980 | 72° | 59° | 65° | — | — |
| 1979 | 73° | 50° | 62° | — | — |
| 1978 | 58° | 48° | 53° | — | — |
| 1977 | 77° | 55° | 66° | — | — |
| 1976warmest | 86° | 66° | 76° | — | — |
| 1975 | 62° | 47° | 54° | — | — |
| 1974 | 79° | 48° | 63° | — | — |
| 1973 | 70° | 50° | 60° | — | — |
| 1972 | 62° | 44° | 53° | — | — |
| 1971 | 80° | 53° | 67° | — | — |
55 years of data from BALTIMORE CUSTOMS HOUSE