Weather on May 20
Brockton, MA
55 Years of Data
Avg High
72°F
Avg Low
47°F
Warmest
2019
74°F avg
Coldest
2002
43°F avg
About This Date
May 20th in Brockton, MA typically brings pleasant spring weather, with average highs around 72°F and lows near 47°F — a 25°F daily swing. Over 55 years of records, the warmest May 20th was in 2019 (74°F average), while the coldest was 2002 (43°F) — a 31°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 20th dates historically, with the wettest May 20th recording 2.18" of rain. The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.2°F warmer on this date compared to 20-30 years ago.
Planning for May 20th in Brockton, MA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.7°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 60° | 50° | 55° | — | — |
| 2024 | 72° | 53° | 62° | — | — |
| 2023 | 69° | 49° | 59° | 0.99" | — |
| 2022 | 79° | 47° | 63° | — | — |
| 2021 | 79° | 49° | 64° | — | — |
| 2020 | 67° | 44° | 55° | — | — |
| 2019warmest | 86° | 63° | 74° | 1.75" | — |
| 2018 | 79° | 58° | 68° | 0.25" | — |
| 2017 | 68° | 49° | 58° | — | — |
| 2016 | 76° | 46° | 61° | 0.08" | — |
| 2015 | 67° | 47° | 57° | — | — |
| 2014 | 75° | 49° | 62° | 0.1" | — |
| 2013 | 84° | 56° | 70° | 0.08" | — |
| 2012 | 82° | 46° | 64° | — | — |
| 2011 | 75° | 52° | 63° | — | — |
| 2010 | 82° | 52° | 67° | — | — |
| 2009 | 83° | 45° | 64° | — | — |
| 2008 | 64° | 42° | 53° | 0.53" | — |
| 2007 | 61° | 48° | 54° | 0.79" | — |
| 2006 | 67° | 46° | 56° | 0.03" | — |
| 2005 | 64° | 41° | 53° | — | — |
| 2004 | 72° | 47° | 59° | — | — |
| 2003 | 82° | 37° | 60° | — | — |
| 2002coldest | 50° | 35° | 43° | — | — |
| 2001 | 68° | 48° | 58° | — | — |
| 2000 | 61° | 48° | 54° | 0.05" | — |
| 1999 | 69° | 50° | 60° | 0.66" | — |
| 1998 | 76° | 43° | 59° | — | — |
| 1997 | 71° | 44° | 58° | 0.56" | — |
| 1996 | 91° | 56° | 73° | — | — |
| 1995 | 74° | 41° | 57° | — | — |
| 1994 | 56° | 40° | 48° | — | — |
| 1993 | 53° | 47° | 50° | 0.64" | — |
| 1992 | 82° | 36° | 59° | — | — |
| 1991 | 77° | 43° | 60° | — | — |
| 1990 | 52° | 43° | 47° | 0.76" | — |
| 1989 | 82° | 48° | 65° | — | — |
| 1988 | 59° | 48° | 54° | 0.76" | — |
| 1987 | 63° | 41° | 52° | — | — |
| 1986 | 81° | 64° | 72° | — | — |
| 1985 | 81° | 47° | 64° | — | — |
| 1984 | 72° | 54° | 63° | 0.56" | — |
| 1983 | 64° | 51° | 58° | — | — |
| 1982 | 82° | 58° | 70° | 0.61" | — |
| 1981 | 74° | 37° | 55° | — | — |
| 1980 | 69° | 47° | 58° | — | — |
| 1979 | 59° | 50° | 55° | 0.51" | — |
| 1978 | 87° | 49° | 68° | — | — |
| 1977 | 79° | 41° | 60° | — | — |
| 1976 | 61° | 43° | 52° | 0.1" | — |
| 1975 | 89° | 51° | 70° | — | — |
| 1974 | 69° | 33° | 51° | — | — |
| 1973 | 68° | 44° | 56° | 0.05" | — |
| 1972 | 50° | 45° | 47° | 2.18" | — |
| 1971 | 73° | 51° | 62° | — | — |
55 years of data from BROCKTON