Weather on December 31
Cambridge, MA
55 Years of Data
Avg High
38°F
Avg Low
21°F
Warmest
2022
53°F avg
Coldest
2017
10°F avg
About This Date
December 31st in Cambridge, MA typically brings cold winter weather, with average highs around 38°F and lows near 21°F. Over 55 years of records, the warmest December 31st was in 2022 (53°F average), while the coldest was 2017 (10°F) — a 43°F range across recorded history. Precipitation has occurred on 36% of recorded December 31st dates, with snow falling 7% of the time. The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.0°F warmer on this date compared to 20-30 years ago.
Planning for December 31st in Cambridge, MA? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella.
Warming Trend
1.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 28° | 21° | 25° | — | — |
| 2024 | 58° | 34° | 46° | 0.89" | — |
| 2023 | 43° | 34° | 38° | 0.23" | — |
| 2022warmest | 65° | 41° | 53° | 0.03" | — |
| 2021 | 42° | 38° | 40° | 0.15" | — |
| 2020 | 45° | 22° | 33° | 0.3" | — |
| 2019 | 41° | 34° | 37° | 3.51" | — |
| 2018 | 35° | 25° | 30° | — | — |
| 2017coldest | 17° | 3° | 10° | 0.03" | 0.1" |
| 2016 | 42° | 23° | 33° | — | — |
| 2015 | 34° | 25° | 29° | 0.33" | — |
| 2014 | 29° | 14° | 21° | — | — |
| 2013 | 42° | 14° | 28° | — | — |
| 2012 | 29° | 16° | 22° | — | — |
| 2011 | 42° | 33° | 38° | — | — |
| 2010 | 44° | 25° | 34° | — | — |
| 2009 | 27° | 11° | 19° | — | — |
| 2008 | 38° | 25° | 31° | — | — |
| 2007 | 41° | 30° | 36° | 1.19" | — |
| 2006 | 35° | 22° | 28° | 0.13" | 0.6" |
| 2005 | 34° | 23° | 28° | 0.13" | 0.1" |
| 2004 | 47° | 27° | 37° | — | — |
| 2003 | 54° | 35° | 44° | — | — |
| 2002 | 36° | 22° | 29° | — | — |
| 2001 | 35° | 19° | 27° | — | — |
| 2000 | 38° | 25° | 31° | 2.03" | — |
| 1999 | 50° | 26° | 38° | — | — |
| 1998 | 38° | 5° | 21° | — | — |
| 1997 | 41° | 19° | 30° | — | — |
| 1996 | 41° | 19° | 30° | — | — |
| 1995 | 40° | 25° | 32° | — | — |
| 1994 | 30° | 11° | 20° | — | — |
| 1993 | 28° | 7° | 17° | — | — |
| 1992 | 38° | 34° | 36° | 0.91" | — |
| 1991 | 34° | 18° | 26° | — | — |
| 1990 | 56° | 32° | 44° | 0.05" | — |
| 1989 | 41° | 22° | 31° | 0.18" | — |
| 1988 | 36° | 29° | 32° | — | — |
| 1987 | 18° | 4° | 11° | — | — |
| 1986 | 35° | 31° | 33° | 2.54" | — |
| 1985 | 35° | 37° | 36° | — | — |
| 1984 | 40° | 12° | 26° | — | — |
| 1983 | 36° | 9° | 22° | — | — |
| 1982 | 48° | 10° | 29° | — | — |
| 1981 | 36° | 15° | 25° | — | — |
| 1980 | 32° | 6° | 19° | 0.03" | — |
| 1979 | 42° | 24° | 33° | — | — |
| 1978 | 37° | 16° | 26° | — | — |
| 1977 | 43° | 19° | 31° | — | — |
| 1976 | 18° | 9° | 13° | — | — |
| 1975 | 40° | 16° | 28° | 0.08" | — |
| 1974 | 45° | 20° | 32° | — | — |
| 1973 | 46° | 27° | 36° | — | — |
| 1972 | 40° | 22° | 31° | 0.3" | — |
| 1971 | 30° | 12° | 21° | 0.3" | 1" |
55 years of data from CHESTNUT HILL