Weather on December 23
Boston, MA
55 Years of Data
Avg High
42°F
Avg Low
29°F
Warmest
1990
60°F avg
Coldest
1989
12°F avg
About This Date
December 23rd in Boston, MA typically brings chilly winter weather, with average highs around 42°F and lows near 29°F. Over 55 years of records, the warmest December 23rd was in 1990 (60°F average), while the coldest was 1989 (12°F) — a 48°F range across recorded history. Precipitation has occurred on 38% of recorded December 23rd dates, with snow falling 11% of the time (heaviest snowfall: 6.8"). 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 December 23rd in Boston, MA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 38° | 30° | 34° | 0.51" | — |
| 2024 | 26° | 10° | 18° | — | — |
| 2023 | 42° | 24° | 33° | — | — |
| 2022 | 57° | 19° | 38° | 1.68" | — |
| 2021 | 33° | 24° | 29° | — | — |
| 2020 | 38° | 30° | 34° | — | — |
| 2019 | 57° | 35° | 46° | — | — |
| 2018 | 43° | 33° | 38° | — | — |
| 2017 | 43° | 25° | 34° | 1.47" | — |
| 2016 | 46° | 35° | 41° | — | — |
| 2015 | 56° | 45° | 50° | 1.93" | — |
| 2014 | 47° | 42° | 44° | 0.64" | — |
| 2013 | 40° | 33° | 36° | 1.73" | — |
| 2012 | 38° | 29° | 33° | — | — |
| 2011 | 47° | 31° | 39° | 1.47" | — |
| 2010 | 40° | 31° | 35° | 0.18" | 0.7" |
| 2009 | 25° | 16° | 20° | — | — |
| 2008 | 28° | 15° | 22° | — | — |
| 2007 | 51° | 33° | 42° | 1.24" | — |
| 2006 | 58° | 43° | 50° | 2.06" | — |
| 2005 | 47° | 32° | 39° | — | — |
| 2004 | 61° | 39° | 50° | 2.36" | — |
| 2003 | 54° | 38° | 46° | — | — |
| 2002 | 43° | 36° | 39° | — | — |
| 2001 | 45° | 26° | 35° | — | — |
| 2000 | 30° | 17° | 24° | — | — |
| 1999 | 38° | 25° | 31° | — | — |
| 1998 | 25° | 17° | 21° | — | — |
| 1997 | 37° | 30° | 34° | 1.88" | 6.8" |
| 1996 | 40° | 36° | 38° | — | — |
| 1995 | 41° | 31° | 36° | — | — |
| 1994 | 47° | 37° | 42° | 2.39" | — |
| 1993 | 35° | 21° | 28° | — | — |
| 1992 | 44° | 30° | 37° | — | — |
| 1991 | 45° | 36° | 40° | 0.08" | — |
| 1990warmest | 67° | 54° | 60° | 0.13" | — |
| 1989coldest | 20° | 4° | 12° | — | — |
| 1988 | 37° | 22° | 29° | 0.15" | 0.3" |
| 1987 | 45° | 32° | 38° | — | — |
| 1986 | 43° | 30° | 36° | — | — |
| 1985 | 40° | 27° | 33° | 0.13" | 0.6" |
| 1984 | 42° | 33° | 38° | — | — |
| 1983 | 41° | 24° | 33° | — | — |
| 1982 | 32° | 29° | 30° | 0.41" | 1.2" |
| 1981 | 46° | 32° | 39° | 0.81" | — |
| 1980 | 34° | 24° | 29° | 0.36" | 0.8" |
| 1979 | 47° | 34° | 40° | — | — |
| 1978 | 44° | 33° | 39° | — | — |
| 1977 | 46° | 32° | 39° | — | — |
| 1976 | 40° | 27° | 33° | — | — |
| 1975 | 30° | 14° | 22° | 0.03" | — |
| 1974 | 43° | 33° | 38° | — | — |
| 1973 | 39° | 27° | 33° | — | — |
| 1972 | 37° | 33° | 35° | — | — |
| 1971 | 34° | 17° | 25° | — | — |
55 years of data from BOSTON