Weather on December 18
Brockton, MA
55 Years of Data
Avg High
41°F
Avg Low
23°F
Warmest
2023
57°F avg
Coldest
1988
15°F avg
About This Date
December 18th in Brockton, MA typically brings chilly winter weather, with average highs around 41°F and lows near 23°F. Over 55 years of records, the warmest December 18th was in 2023 (57°F average), while the coldest was 1988 (15°F) — a 42°F range across recorded history. Rain or other precipitation has occurred on about 35% of December 18th dates historically, with the wettest December 18th recording 5.18" of rain. The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.6°F warmer on this date compared to 20-30 years ago.
Planning for December 18th in Brockton, MA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
2.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 53° | 24° | 39° | — | — |
| 2024 | 54° | 31° | 42° | 1.57" | — |
| 2023warmest | 66° | 49° | 57° | 5.18" | — |
| 2022 | 45° | 31° | 38° | — | — |
| 2021 | 47° | 37° | 42° | 0.56" | — |
| 2020 | 33° | 21° | 27° | 0.1" | — |
| 2019 | 38° | 24° | 31° | — | — |
| 2018 | 38° | 24° | 31° | — | — |
| 2017 | 36° | 19° | 27° | — | — |
| 2016 | 58° | 34° | 46° | 0.05" | — |
| 2015 | 54° | 38° | 46° | 0.33" | — |
| 2014 | 44° | 36° | 40° | 0.03" | — |
| 2013 | 36° | 19° | 27° | — | — |
| 2012 | 54° | 44° | 49° | 1.47" | — |
| 2011 | 30° | 15° | 23° | — | — |
| 2010 | 41° | 15° | 28° | — | — |
| 2009 | 29° | 9° | 19° | — | — |
| 2008 | 40° | 23° | 31° | — | — |
| 2007 | 33° | 5° | 19° | — | — |
| 2006 | 52° | 38° | 45° | — | — |
| 2005 | 35° | 20° | 27° | — | — |
| 2004 | 38° | 16° | 27° | — | — |
| 2003 | 56° | — | — | 2.08" | — |
| 2002 | 41° | 15° | 28° | — | — |
| 2001 | 42° | 33° | 38° | 1.88" | — |
| 2000 | 41° | 27° | 34° | 0.03" | — |
| 1999 | 40° | 26° | 33° | — | — |
| 1998 | 37° | 22° | 29° | — | — |
| 1997 | 47° | 19° | 33° | — | — |
| 1996 | 59° | 45° | 52° | — | — |
| 1995 | 36° | 21° | 28° | — | — |
| 1994 | 41° | 34° | 37° | — | — |
| 1993 | 44° | 18° | 31° | 0.03" | — |
| 1992 | 46° | 21° | 34° | — | — |
| 1991 | 35° | 12° | 24° | — | — |
| 1990 | 56° | 32° | 44° | 0.71" | — |
| 1989 | 30° | 8° | 19° | — | — |
| 1988coldest | 27° | 3° | 15° | — | — |
| 1987 | 35° | 18° | 26° | — | — |
| 1986 | 46° | 36° | 41° | 4.83" | — |
| 1985 | 30° | 12° | 21° | — | — |
| 1984 | 60° | 32° | 46° | — | — |
| 1983 | 36° | 23° | 29° | — | — |
| 1982 | 30° | 18° | 24° | 0.43" | — |
| 1981 | 35° | 28° | 32° | 0.41" | — |
| 1980 | 39° | -2° | 19° | — | — |
| 1979 | 29° | 10° | 19° | — | — |
| 1978 | 34° | 16° | 25° | — | — |
| 1977 | 38° | 26° | 32° | — | — |
| 1976 | 38° | 25° | 31° | — | — |
| 1975 | 40° | 17° | 28° | 1.12" | — |
| 1974 | 42° | 28° | 35° | — | — |
| 1973 | 39° | 10° | 25° | 0.08" | — |
| 1972 | 32° | 12° | 22° | — | — |
| 1971 | 35° | 16° | 25° | 0.15" | — |
55 years of data from BROCKTON