Weather on May 9
Brockton, MA
55 Years of Data
Avg High
66°F
Avg Low
43°F
Warmest
1979
72°F avg
Coldest
1977
40°F avg
About This Date
May 9th in Brockton, MA typically brings mild spring weather, with average highs around 66°F and lows near 43°F. Over 55 years of records, the warmest May 9th was in 1979 (72°F average), while the coldest was 1977 (40°F) — a 32°F range across recorded history. Rain or other precipitation has occurred on about 38% of May 9th dates historically, with the wettest May 9th recording 6.71" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for May 9th in Brockton, MA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 63° | 51° | 57° | 2.97" | — |
| 2024 | 69° | 51° | 60° | — | — |
| 2023 | 64° | 43° | 53° | — | — |
| 2022 | 58° | 44° | 51° | — | — |
| 2021 | 70° | 43° | 56° | — | — |
| 2020 | 57° | 34° | 45° | 1.14" | — |
| 2019 | 61° | 40° | 50° | — | — |
| 2018 | 76° | 47° | 61° | — | — |
| 2017 | 56° | 35° | 45° | — | — |
| 2016 | 68° | 44° | 56° | — | — |
| 2015 | 77° | 47° | 62° | — | — |
| 2014 | 61° | 54° | 57° | 0.05" | — |
| 2013 | 69° | 59° | 64° | 0.64" | — |
| 2012 | 62° | 56° | 59° | 2.67" | — |
| 2011 | 67° | 47° | 57° | — | — |
| 2010 | 55° | 41° | 48° | — | — |
| 2009 | 69° | 55° | 62° | 0.89" | — |
| 2008 | 74° | 44° | 59° | 0.97" | — |
| 2007 | 84° | 55° | 70° | — | — |
| 2006 | 64° | 38° | 51° | 1.63" | — |
| 2005 | 52° | 45° | 48° | 0.05" | — |
| 2004 | 64° | 35° | 50° | — | — |
| 2003 | 56° | 42° | 49° | 0.46" | — |
| 2002 | 59° | 46° | 53° | 0.08" | — |
| 2001 | 78° | 39° | 59° | — | — |
| 2000 | 92° | 47° | 69° | — | — |
| 1999 | 79° | 57° | 68° | — | — |
| 1998 | 54° | 48° | 51° | 1.83" | — |
| 1997 | 50° | 38° | 44° | 0.23" | — |
| 1996 | 69° | 41° | 55° | — | — |
| 1995 | 61° | 31° | 46° | — | — |
| 1994 | 75° | 35° | 55° | — | — |
| 1993 | 84° | 46° | 65° | — | — |
| 1992 | 74° | 43° | 58° | 0.56" | — |
| 1991 | 66° | 42° | 54° | — | — |
| 1990 | 80° | 46° | 63° | — | — |
| 1989 | 67° | 37° | 52° | — | — |
| 1988 | 68° | 30° | 49° | — | — |
| 1987 | 74° | 44° | 59° | — | — |
| 1986 | 50° | 40° | 45° | — | — |
| 1985 | 63° | 29° | 46° | — | — |
| 1984 | 66° | 45° | 55° | — | — |
| 1983 | 59° | 41° | 50° | — | — |
| 1982 | 75° | 53° | 64° | 0.76" | — |
| 1981 | 66° | 31° | 48° | — | — |
| 1980 | 64° | 40° | 52° | 0.03" | — |
| 1979warmest | 90° | 54° | 72° | — | — |
| 1978 | 59° | 34° | 46° | 1.75" | — |
| 1977coldest | 47° | 33° | 40° | 6.71" | — |
| 1976 | 66° | 40° | 53° | — | — |
| 1975 | 67° | 37° | 52° | — | — |
| 1974 | 62° | 35° | 49° | — | — |
| 1973 | 58° | 50° | 54° | 2.21" | — |
| 1972 | 44° | 38° | 41° | 3.05" | — |
| 1971 | 47° | 45° | 46° | 0.48" | — |
55 years of data from BROCKTON