Weather on May 15
Brockton, MA
55 Years of Data
Avg High
70°F
Avg Low
46°F
Warmest
2022
72°F avg
Coldest
1978
47°F avg
About This Date
May 15th in Brockton, MA typically brings pleasant spring weather, with average highs around 70°F and lows near 46°F. Over 55 years of records, the warmest May 15th was in 2022 (72°F average), while the coldest was 1978 (47°F) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 49% of May 15th dates historically, with the wettest May 15th recording 4.57" of rain. The last decade has been 6.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 6.5°F warmer on this date compared to 20-30 years ago.
Planning for May 15th in Brockton, MA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 76° | 57° | 66° | 0.94" | — |
| 2024 | 74° | 57° | 65° | 0.86" | — |
| 2023 | 77° | 45° | 61° | — | — |
| 2022warmest | 80° | 65° | 72° | 0.15" | — |
| 2021 | 80° | 47° | 63° | — | — |
| 2020 | 70° | 48° | 59° | 0.15" | — |
| 2019 | 61° | 43° | 52° | — | — |
| 2018 | 83° | 54° | 68° | 1.5" | — |
| 2017 | 62° | 46° | 54° | 0.36" | — |
| 2016 | 60° | 45° | 52° | 0.03" | — |
| 2015 | 75° | 39° | 57° | 0.05" | — |
| 2014 | 77° | 58° | 67° | — | — |
| 2013 | 66° | 34° | 50° | 0.03" | — |
| 2012 | 72° | 58° | 65° | 1.68" | — |
| 2011 | 69° | 51° | 60° | 0.48" | — |
| 2010 | 74° | 55° | 64° | 0.1" | — |
| 2009 | 75° | 54° | 64° | 0.08" | — |
| 2008 | 66° | 44° | 55° | — | — |
| 2007 | 74° | 50° | 62° | 0.08" | — |
| 2006 | 55° | 47° | 51° | 0.51" | — |
| 2005 | 63° | 42° | 52° | — | — |
| 2004 | 80° | 37° | 59° | — | — |
| 2003 | 65° | 47° | 56° | 0.03" | — |
| 2002 | 60° | 41° | 51° | — | — |
| 2001 | 57° | 49° | 53° | — | — |
| 2000 | 67° | 39° | 53° | — | — |
| 1999 | 71° | 39° | 55° | — | — |
| 1998 | 82° | 36° | 59° | — | — |
| 1997 | 71° | 47° | 59° | 0.18" | — |
| 1996 | 70° | 30° | 50° | — | — |
| 1995 | 54° | 45° | 49° | 1.09" | — |
| 1994 | 78° | 40° | 59° | 0.56" | — |
| 1993 | 71° | 38° | 54° | — | — |
| 1992 | 65° | 47° | 56° | — | — |
| 1991 | 76° | 51° | 63° | — | — |
| 1990 | 77° | 48° | 63° | — | — |
| 1989 | 70° | 48° | 59° | — | — |
| 1988 | 71° | 53° | 62° | — | — |
| 1987 | 67° | 49° | 58° | 0.25" | — |
| 1986 | 72° | 46° | 59° | — | — |
| 1985 | 68° | 34° | 51° | — | — |
| 1984 | 62° | 36° | 49° | 0.05" | — |
| 1983 | 69° | 51° | 60° | 1.27" | — |
| 1982 | 64° | 46° | 55° | — | — |
| 1981 | 73° | 52° | 62° | 0.43" | — |
| 1980 | 69° | 38° | 53° | — | — |
| 1979 | 68° | 58° | 63° | 0.43" | — |
| 1978coldest | 50° | 45° | 47° | 4.57" | — |
| 1977 | 70° | 33° | 51° | — | — |
| 1976 | 80° | 52° | 66° | — | — |
| 1975 | 79° | 47° | 63° | — | — |
| 1974 | 76° | 57° | 66° | — | — |
| 1973 | 59° | 45° | 52° | 0.3" | — |
| 1972 | 62° | 52° | 57° | 2.79" | — |
| 1971 | 67° | 39° | 53° | — | — |
55 years of data from BROCKTON