Weather on March 31
Baltimore, MD
55 Years of Data
Avg High
62°F
Avg Low
45°F
Warmest
1998
83°F avg
Coldest
2003
37°F avg
About This Date
March 31st in Baltimore, MD typically brings mild spring weather, with average highs around 62°F and lows near 45°F. Over 56 years of records, the warmest March 31st was in 1998 (83°F average), while the coldest was 2003 (37°F) — a 46°F range across recorded history. Rain or other precipitation has occurred on about 45% of March 31st dates historically, with the wettest March 31st recording 3.96" of rain. The last decade has been 4.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.3°F warmer on this date compared to 20-30 years ago.
Planning for March 31st in Baltimore, MD? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.8°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 85° | 59° | 72° | — | — |
| 2025 | 87° | 62° | 75° | 1.98" | — |
| 2024 | 74° | 51° | 62° | — | — |
| 2023 | 66° | 41° | 54° | — | — |
| 2022 | — | 28° | — | — | — |
| 2021 | 65° | 42° | 53° | — | — |
| 2020 | 55° | 43° | 49° | 0.23" | — |
| 2019 | 63° | 35° | 49° | 0.1" | — |
| 2018 | 59° | 40° | 49° | — | — |
| 2017 | 53° | 43° | 48° | 3.96" | — |
| 2016 | 75° | 51° | 63° | — | — |
| 2015 | 68° | 40° | 54° | 0.03" | — |
| 2014 | 64° | 40° | 52° | — | — |
| 2013 | 58° | 47° | 52° | 0.1" | — |
| 2012 | 56° | 48° | 52° | — | — |
| 2011 | 45° | 39° | 42° | 0.1" | — |
| 2010 | 71° | 49° | 60° | — | — |
| 2009 | 55° | 38° | 46° | — | — |
| 2008 | 53° | 41° | 47° | 0.03" | — |
| 2007 | 60° | 43° | 51° | — | — |
| 2006 | 74° | 48° | 61° | — | — |
| 2005 | 53° | 43° | 48° | — | — |
| 2004 | 50° | 43° | 46° | 0.53" | — |
| 2003coldest | 44° | 31° | 37° | 0.03" | — |
| 2002 | 63° | 48° | 55° | 0.79" | — |
| 2001 | 49° | 42° | 45° | 0.08" | — |
| 2000 | 60° | 42° | 51° | — | — |
| 1999 | 79° | 52° | 65° | — | — |
| 1998warmest | 93° | 73° | 83° | — | — |
| 1997 | 60° | 38° | 49° | — | — |
| 1996 | 61° | 44° | 52° | — | — |
| 1995 | 62° | 46° | 54° | — | — |
| 1994 | 59° | 41° | 50° | 0.25" | — |
| 1993 | 68° | 46° | 57° | 0.64" | — |
| 1992 | 61° | 46° | 53° | 0.1" | — |
| 1991 | 49° | 34° | 41° | — | — |
| 1990 | 52° | 41° | 46° | 1.17" | — |
| 1989 | 59° | 44° | 52° | 0.38" | — |
| 1988 | 70° | 51° | 60° | — | — |
| 1987 | 64° | 35° | 50° | 0.94" | — |
| 1986 | 84° | 56° | 70° | — | — |
| 1985 | 50° | 46° | 48° | 1.3" | — |
| 1984 | 51° | 39° | 45° | — | — |
| 1983 | 48° | 39° | 44° | — | — |
| 1982 | 68° | 52° | 60° | 1.27" | — |
| 1981 | 80° | 58° | 69° | — | — |
| 1980 | 49° | 39° | 44° | 2.69" | — |
| 1979 | 83° | 64° | 73° | 0.38" | — |
| 1978 | 66° | 46° | 56° | — | — |
| 1977 | 70° | 52° | 61° | — | — |
| 1976 | 57° | 48° | 53° | 2.79" | — |
| 1975 | 54° | 32° | 43° | — | — |
| 1974 | 50° | 39° | 45° | 0.18" | — |
| 1973 | 56° | 48° | 52° | 2.59" | — |
| 1972 | 50° | 42° | 46° | — | — |
| 1971 | 54° | 32° | 43° | — | — |
56 years of data from BALTIMORE CUSTOMS HOUSE