Weather on March 31
Boston, MA
55 Years of Data
Avg High
53°F
Avg Low
38°F
Warmest
1998
75°F avg
Coldest
1991
34°F avg
About This Date
March 31st in Boston, MA typically brings cool spring weather, with average highs around 53°F and lows near 38°F. Over 56 years of records, the warmest March 31st was in 1998 (75°F average), while the coldest was 1991 (34°F) — a 41°F range across recorded history. Precipitation has occurred on 48% of recorded March 31st dates, with snow falling 7% of the time (heaviest snowfall: 3"). The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.4°F warmer on this date compared to 20-30 years ago.
Planning for March 31st in Boston, MA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.6°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 56° | 40° | 48° | 0.25" | — |
| 2025 | 62° | 40° | 51° | 0.58" | — |
| 2024 | 60° | 42° | 51° | — | — |
| 2023 | 48° | 32° | 40° | 0.41" | — |
| 2022 | 65° | 40° | 52° | 0.38" | — |
| 2021 | 70° | 44° | 57° | 0.51" | — |
| 2020 | 40° | 33° | 36° | — | — |
| 2019 | 70° | 41° | 55° | 0.23" | — |
| 2018 | 57° | 39° | 48° | — | — |
| 2017 | 40° | 33° | 36° | 2.21" | 0.6" |
| 2016 | 71° | 43° | 57° | — | — |
| 2015 | 50° | 37° | 44° | — | — |
| 2014 | 42° | 34° | 38° | 1.12" | — |
| 2013 | 59° | 34° | 46° | 0.08" | — |
| 2012 | 43° | 36° | 39° | 0.08" | — |
| 2011 | 44° | 33° | 39° | 0.89" | 0.6" |
| 2010 | 47° | 43° | 45° | 0.1" | — |
| 2009 | 49° | 37° | 43° | — | — |
| 2008 | 53° | 29° | 41° | 0.48" | — |
| 2007 | 46° | 36° | 41° | — | — |
| 2006 | 73° | 40° | 56° | — | — |
| 2005 | 44° | 37° | 41° | — | — |
| 2004 | 41° | 38° | 39° | 3.35" | — |
| 2003 | 38° | 31° | 34° | 0.03" | — |
| 2002 | 57° | 44° | 51° | 0.41" | — |
| 2001 | 43° | 35° | 39° | — | — |
| 2000 | 54° | 38° | 46° | — | — |
| 1999 | 72° | 42° | 57° | — | — |
| 1998warmest | 89° | 60° | 75° | — | — |
| 1997 | 48° | 31° | 39° | 3.58" | 3" |
| 1996 | 60° | 35° | 48° | — | — |
| 1995 | 52° | 40° | 46° | — | — |
| 1994 | 54° | 34° | 44° | — | — |
| 1993 | 52° | 40° | 46° | — | — |
| 1992 | 45° | 37° | 41° | 0.81" | — |
| 1991coldest | 40° | 28° | 34° | — | — |
| 1990 | 39° | 34° | 36° | — | — |
| 1989 | 39° | 34° | 36° | 0.28" | — |
| 1988 | 51° | 42° | 47° | — | — |
| 1987 | 60° | 44° | 52° | 4.8" | — |
| 1986 | 69° | 48° | 59° | — | — |
| 1985 | 42° | 32° | 37° | 0.76" | 0.1" |
| 1984 | 49° | 34° | 41° | — | — |
| 1983 | 46° | 29° | 37° | — | — |
| 1982 | 60° | 40° | 50° | 0.64" | — |
| 1981 | 70° | 46° | 58° | — | — |
| 1980 | 40° | 35° | 37° | — | — |
| 1979 | 49° | 39° | 44° | 0.08" | — |
| 1978 | 52° | 38° | 45° | — | — |
| 1977 | 68° | 46° | 57° | 0.03" | — |
| 1976 | 46° | 43° | 44° | — | — |
| 1975 | 40° | 32° | 36° | — | — |
| 1974 | 48° | 39° | 44° | 1.07" | — |
| 1973 | 50° | 40° | 45° | 0.13" | — |
| 1972 | 42° | 38° | 40° | 0.03" | — |
| 1971 | 50° | 32° | 41° | — | — |
56 years of data from BOSTON