Weather on August 18
Brockton, MA
55 Years of Data
Avg High
82°F
Avg Low
61°F
Warmest
1987
82°F avg
Coldest
1979
60°F avg
About This Date
August 18th in Brockton, MA typically brings warm summer weather, with average highs around 82°F and lows near 61°F. Over 55 years of records, the warmest August 18th was in 1987 (82°F average), while the coldest was 1979 (60°F) — a 22°F range across recorded history. Rain or other precipitation has occurred on about 38% of August 18th dates historically, with the wettest August 18th recording 6.4" 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 August 18th in Brockton, MA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 74° | 55° | 64° | — | — |
| 2024 | 77° | 61° | 69° | 0.13" | — |
| 2023 | 86° | 69° | 78° | 2.46" | — |
| 2022 | 89° | 66° | 78° | — | — |
| 2021 | 90° | 68° | 79° | — | — |
| 2020 | 89° | 65° | 77° | 1.73" | — |
| 2019 | 89° | 72° | 80° | — | — |
| 2018 | 87° | 65° | 76° | 1.24" | — |
| 2017 | 80° | 60° | 70° | — | — |
| 2016 | 90° | 63° | 76° | — | — |
| 2015 | 94° | 68° | 81° | — | — |
| 2014 | 81° | 55° | 68° | — | — |
| 2013 | 81° | 57° | 69° | 0.03" | — |
| 2012 | 73° | 62° | 68° | 0.89" | — |
| 2011 | 86° | 63° | 74° | — | — |
| 2010 | 84° | 64° | 74° | — | — |
| 2009 | 94° | 69° | 81° | — | — |
| 2008 | 86° | 61° | 73° | — | — |
| 2007 | 72° | 52° | 62° | — | — |
| 2006 | 81° | 60° | 70° | — | — |
| 2005 | 78° | 58° | 68° | — | — |
| 2004 | 76° | 47° | 61° | 0.03" | — |
| 2003 | 79° | 65° | 72° | 0.28" | — |
| 2002 | 94° | 62° | 78° | — | — |
| 2001 | 85° | 67° | 76° | — | — |
| 2000 | 74° | 48° | 61° | 0.03" | — |
| 1999 | 88° | 69° | 78° | — | — |
| 1998 | 88° | 57° | 72° | 1.27" | — |
| 1997 | 76° | 55° | 65° | 1.27" | — |
| 1996 | 86° | 62° | 74° | — | — |
| 1995 | 81° | 61° | 71° | — | — |
| 1994 | 84° | 66° | 75° | 6.4" | — |
| 1993 | 78° | 63° | 70° | 0.25" | — |
| 1992 | 69° | 63° | 66° | 3.15" | — |
| 1991 | 88° | 69° | 78° | 0.05" | — |
| 1990 | 89° | 69° | 79° | — | — |
| 1989 | 74° | 62° | 68° | — | — |
| 1988 | 79° | 64° | 71° | 0.05" | — |
| 1987warmest | 95° | 70° | 82° | — | — |
| 1986 | 74° | 64° | 69° | 1.65" | — |
| 1985 | 85° | 57° | 71° | — | — |
| 1984 | 76° | 57° | 66° | — | — |
| 1983 | 73° | 66° | 70° | 3.99" | — |
| 1982 | 76° | 62° | 69° | 0.13" | — |
| 1981 | 82° | 56° | 69° | — | — |
| 1980 | 83° | 49° | 66° | — | — |
| 1979coldest | 70° | 50° | 60° | 0.15" | — |
| 1978 | 85° | 61° | 73° | — | — |
| 1977 | 74° | 55° | 64° | — | — |
| 1976 | 73° | 54° | 63° | — | — |
| 1975 | 84° | 60° | 72° | — | — |
| 1974 | 81° | 64° | 72° | — | — |
| 1973 | 81° | 58° | 69° | 0.23" | — |
| 1972 | 74° | 65° | 69° | — | — |
| 1971 | 90° | 55° | 72° | — | — |
55 years of data from BROCKTON