Weather on October 21
Baltimore, MD
55 Years of Data
Avg High
68°F
Avg Low
50°F
Warmest
1979
76°F avg
Coldest
1974
39°F avg
About This Date
October 21st in Baltimore, MD typically brings mild fall weather, with average highs around 68°F and lows near 50°F. Over 55 years of records, the warmest October 21st was in 1979 (76°F average), while the coldest was 1974 (39°F) — a 37°F range across recorded history. Rain or other precipitation has occurred on about 22% of October 21st dates historically, with the wettest October 21st recording 4.34" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for October 21st in Baltimore, MD? Great weather for outdoor activities.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 71° | 46° | 59° | 0.1" | — |
| 2024 | 83° | 52° | 67° | — | — |
| 2023 | 69° | 54° | 61° | — | — |
| 2022 | 67° | — | — | — | — |
| 2021 | 74° | 49° | 61° | — | — |
| 2020 | 72° | 60° | 66° | — | — |
| 2019 | 70° | 55° | 62° | — | — |
| 2018 | 54° | 43° | 48° | — | — |
| 2017 | 76° | 55° | 65° | — | — |
| 2016 | 78° | 58° | 68° | 0.33" | — |
| 2015 | 71° | 50° | 61° | — | — |
| 2014 | 69° | 53° | 61° | 2.18" | — |
| 2013 | 71° | 49° | 60° | — | — |
| 2012 | 68° | 51° | 60° | — | — |
| 2011 | 63° | 51° | 57° | — | — |
| 2010 | 67° | 50° | 58° | — | — |
| 2009 | 76° | 50° | 63° | — | — |
| 2008 | 64° | 45° | 54° | — | — |
| 2007 | 80° | 54° | 67° | — | — |
| 2006 | 66° | 49° | 57° | — | — |
| 2005 | 55° | 50° | 53° | 0.66" | — |
| 2004 | 56° | 52° | 54° | 0.13" | — |
| 2003 | 74° | 53° | 63° | 0.03" | — |
| 2002 | 59° | 47° | 53° | — | — |
| 2001 | 78° | 52° | 65° | — | — |
| 2000 | 76° | 52° | 64° | — | — |
| 1999 | 62° | 50° | 56° | — | — |
| 1998 | 68° | 56° | 62° | — | — |
| 1997 | 63° | 47° | 55° | — | — |
| 1996 | 64° | 47° | 55° | — | — |
| 1995 | 72° | 51° | 61° | 4.34" | — |
| 1994 | 71° | 55° | 63° | — | — |
| 1993 | 78° | 55° | 67° | 1.27" | — |
| 1992 | 68° | 50° | 59° | — | — |
| 1991 | 59° | 43° | 51° | — | — |
| 1990 | 66° | 44° | 55° | — | — |
| 1989 | 56° | 42° | 49° | — | — |
| 1988 | 55° | 49° | 52° | 3.05" | — |
| 1987 | 61° | 43° | 52° | 0.18" | — |
| 1986 | 76° | 46° | 61° | — | — |
| 1985 | 54° | 47° | 50° | 1.45" | — |
| 1984 | 85° | 64° | 74° | — | — |
| 1983 | 56° | 46° | 51° | — | — |
| 1982 | 66° | 48° | 57° | 0.89" | — |
| 1981 | 70° | 46° | 58° | — | — |
| 1980 | 74° | 49° | 61° | — | — |
| 1979warmest | 87° | 65° | 76° | — | — |
| 1978 | 74° | 47° | 60° | — | — |
| 1977 | 70° | 47° | 58° | — | — |
| 1976 | 58° | 43° | 50° | — | — |
| 1975 | 76° | 47° | 61° | — | — |
| 1974coldest | 49° | 30° | 39° | — | — |
| 1973 | 64° | 50° | 57° | — | — |
| 1972 | 52° | 35° | 43° | — | — |
| 1971 | 71° | 52° | 61° | — | — |
55 years of data from BALTIMORE CUSTOMS HOUSE