Weather on March 20
Boston, MA
55 Years of Data
Avg High
48°F
Avg Low
32°F
Warmest
2010
58°F avg
Coldest
2006
28°F avg
About This Date
March 20th in Boston, MA typically brings chilly spring weather, with average highs around 48°F and lows near 32°F. Over 56 years of records, the warmest March 20th was in 2010 (58°F average), while the coldest was 2006 (28°F) — a 30°F range across recorded history. Precipitation has occurred on 38% of recorded March 20th dates, with snow falling 7% of the time. The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.5°F warmer on this date compared to 20-30 years ago.
Planning for March 20th in Boston, MA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2026 | 56° | 34° | 45° | 0.3" | — |
| 2025 | 51° | 38° | 44° | — | — |
| 2024 | 54° | 33° | 43° | 0.2" | — |
| 2023 | 52° | 28° | 40° | — | — |
| 2022 | 62° | 42° | 52° | — | — |
| 2021 | 61° | 32° | 46° | — | — |
| 2020 | 68° | 38° | 53° | 0.05" | — |
| 2019 | 51° | 31° | 41° | — | — |
| 2018 | 39° | 24° | 32° | — | — |
| 2017 | 53° | 32° | 43° | — | — |
| 2016 | 35° | 26° | 31° | 0.05" | — |
| 2015 | 32° | 23° | 28° | 0.13" | 0.5" |
| 2014 | 52° | 37° | 44° | 0.74" | — |
| 2013 | 39° | 26° | 33° | — | — |
| 2012 | 67° | 44° | 55° | — | — |
| 2011 | 40° | 30° | 35° | — | — |
| 2010warmest | 72° | 45° | 58° | — | — |
| 2009 | 40° | 30° | 35° | — | — |
| 2008 | 45° | 36° | 40° | 0.69" | — |
| 2007 | 44° | 24° | 34° | 0.05" | — |
| 2006coldest | 34° | 22° | 28° | — | — |
| 2005 | 52° | 33° | 42° | — | — |
| 2004 | 42° | 27° | 34° | 0.43" | — |
| 2003 | 43° | 27° | 35° | 0.18" | — |
| 2002 | 40° | 33° | 36° | 1.35" | 0.4" |
| 2001 | 48° | 35° | 42° | — | — |
| 2000 | 40° | 32° | 36° | — | — |
| 1999 | 47° | 32° | 39° | — | — |
| 1998 | 36° | 34° | 35° | — | — |
| 1997 | 42° | 33° | 38° | — | — |
| 1996 | 52° | 39° | 45° | 1.4" | — |
| 1995 | 53° | 32° | 43° | — | — |
| 1994 | 46° | 29° | 37° | 0.03" | 0.2" |
| 1993 | 42° | 20° | 31° | — | — |
| 1992 | 41° | 24° | 33° | — | — |
| 1991 | 53° | 35° | 44° | — | — |
| 1990 | 47° | 39° | 43° | 1.02" | — |
| 1989 | 44° | 25° | 34° | 0.23" | 0.3" |
| 1988 | 39° | 22° | 30° | 0.03" | — |
| 1987 | 42° | 34° | 38° | 0.08" | — |
| 1986 | 57° | 18° | 37° | — | — |
| 1985 | 60° | 34° | 47° | — | — |
| 1984 | 41° | 37° | 39° | 0.1" | — |
| 1983 | 57° | 41° | 49° | 0.1" | — |
| 1982 | 48° | 36° | 42° | — | — |
| 1981 | 39° | 25° | 32° | — | — |
| 1980 | 59° | 33° | 46° | — | — |
| 1979 | 55° | 38° | 46° | — | — |
| 1978 | 43° | 31° | 37° | — | — |
| 1977 | 40° | 28° | 34° | — | — |
| 1976 | 72° | 38° | 55° | — | — |
| 1975 | 57° | 41° | 49° | 1.88" | — |
| 1974 | 47° | 30° | 38° | — | — |
| 1973 | 41° | 31° | 36° | — | — |
| 1972 | 38° | 23° | 30° | — | — |
| 1971 | 45° | 31° | 38° | 0.05" | — |
56 years of data from BOSTON