Weather on May 15
Baltimore, MD
55 Years of Data
Avg High
76°F
Avg Low
59°F
Warmest
1998
83°F avg
Coldest
1984
54°F avg
About This Date
May 15th in Baltimore, MD typically brings pleasant spring weather, with average highs around 76°F and lows near 59°F. Over 55 years of records, the warmest May 15th was in 1998 (83°F average), while the coldest was 1984 (54°F) — a 29°F range across recorded history. Rain or other precipitation has occurred on about 42% of May 15th dates historically, with the wettest May 15th recording 2.69" 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 May 15th in Baltimore, MD? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 84° | 68° | 76° | 0.03" | — |
| 2024 | 67° | 59° | 63° | 0.79" | — |
| 2023 | 79° | 56° | 67° | — | — |
| 2022 | 68° | 63° | 65° | — | — |
| 2021 | 75° | 47° | 61° | — | — |
| 2020 | 88° | 63° | 75° | — | — |
| 2019 | 76° | 49° | 62° | — | — |
| 2018 | 92° | 66° | 79° | 2.69" | — |
| 2017 | 76° | 53° | 64° | — | — |
| 2016 | 60° | 48° | 54° | — | — |
| 2015 | 74° | 57° | 65° | — | — |
| 2014 | 81° | 62° | 71° | — | — |
| 2013 | 81° | 59° | 70° | 0.1" | — |
| 2012 | 80° | 68° | 74° | 0.86" | — |
| 2011 | 80° | 64° | 72° | 1.12" | — |
| 2010 | 77° | 66° | 72° | — | — |
| 2009 | 80° | 66° | 73° | 0.51" | — |
| 2008 | 79° | 61° | 70° | — | — |
| 2007 | 88° | 63° | 75° | — | — |
| 2006 | 65° | 54° | 59° | 1.19" | — |
| 2005 | 76° | 61° | 68° | 0.69" | — |
| 2004 | 85° | 73° | 79° | — | — |
| 2003 | 71° | 54° | 62° | — | — |
| 2002 | 72° | 49° | 60° | 0.03" | — |
| 2001 | 71° | 52° | 61° | — | — |
| 2000 | 70° | 56° | 63° | 0.08" | — |
| 1999 | 74° | 52° | 63° | — | — |
| 1998warmest | 96° | 69° | 83° | — | — |
| 1997 | 77° | 54° | 65° | — | — |
| 1996 | 65° | 52° | 58° | — | — |
| 1995 | 77° | 58° | 67° | 0.05" | — |
| 1994 | 86° | 58° | 72° | 1.57" | — |
| 1993 | 84° | 57° | 71° | — | — |
| 1992 | 74° | 58° | 66° | 1.4" | — |
| 1991 | 87° | 70° | 78° | — | — |
| 1990 | 75° | 58° | 66° | — | — |
| 1989 | 71° | 58° | 64° | 0.69" | — |
| 1988 | 74° | 58° | 66° | — | — |
| 1987 | 83° | 64° | 73° | 0.91" | — |
| 1986 | 69° | 59° | 64° | — | — |
| 1985 | 69° | 57° | 63° | — | — |
| 1984coldest | 61° | 47° | 54° | — | — |
| 1983 | 85° | 63° | 74° | 2.67" | — |
| 1982 | 80° | 58° | 69° | — | — |
| 1981 | 75° | 61° | 68° | — | — |
| 1980 | 68° | 52° | 60° | — | — |
| 1979 | 78° | 57° | 68° | 0.25" | — |
| 1978 | 60° | 56° | 58° | 1.07" | — |
| 1977 | 75° | 52° | 63° | — | — |
| 1976 | 85° | 67° | 76° | — | — |
| 1975 | 79° | 61° | 70° | 0.36" | — |
| 1974 | 87° | 65° | 76° | — | — |
| 1973 | 65° | 52° | 58° | 0.38" | — |
| 1972 | 70° | 61° | 65° | 0.23" | — |
| 1971 | 67° | 55° | 61° | 0.18" | — |
55 years of data from BALTIMORE CUSTOMS HOUSE