Weather on December 30
Cambridge, MA
55 Years of Data
Avg High
40°F
Avg Low
24°F
Warmest
2024
48°F avg
Coldest
2017
9°F avg
About This Date
December 30th in Cambridge, MA typically brings chilly winter weather, with average highs around 40°F and lows near 24°F. Over 55 years of records, the warmest December 30th was in 2024 (48°F average), while the coldest was 2017 (9°F) — a 39°F range across recorded history. Precipitation has occurred on 44% of recorded December 30th dates, with snow falling 9% of the time (heaviest snowfall: 10"). The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for December 30th in Cambridge, MA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 47° | 23° | 35° | 1.04" | — |
| 2024warmest | 57° | 40° | 48° | 0.71" | — |
| 2023 | 45° | 40° | 42° | 0.1" | — |
| 2022 | 55° | 35° | 45° | — | — |
| 2021 | 42° | 38° | 40° | — | — |
| 2020 | 38° | 18° | 28° | — | — |
| 2019 | 45° | 33° | 39° | 1.6" | — |
| 2018 | 50° | 25° | 37° | — | — |
| 2017coldest | 15° | 3° | 9° | — | — |
| 2016 | 42° | 28° | 35° | 2.51" | — |
| 2015 | 38° | 24° | 31° | 1.17" | — |
| 2014 | 42° | 22° | 32° | — | — |
| 2013 | 43° | 32° | 37° | 3.4" | — |
| 2012 | 35° | 26° | 31° | 2.41" | 4" |
| 2011 | 39° | 23° | 31° | — | — |
| 2010 | 37° | 23° | 30° | — | — |
| 2009 | 24° | 10° | 17° | — | — |
| 2008 | 42° | 30° | 36° | 0.13" | — |
| 2007 | 42° | 33° | 38° | 0.23" | — |
| 2006 | 32° | 24° | 28° | — | — |
| 2005 | 47° | 28° | 37° | — | — |
| 2004 | 39° | 29° | 34° | — | — |
| 2003 | 57° | 33° | 45° | — | — |
| 2002 | 41° | 18° | 29° | — | — |
| 2001 | 38° | 20° | 29° | — | — |
| 2000 | 35° | 14° | 25° | — | — |
| 1999 | 39° | 23° | 31° | — | — |
| 1998 | 41° | 32° | 37° | 2.54" | — |
| 1997 | 42° | 18° | 30° | 1.83" | — |
| 1996 | 52° | 40° | 46° | 0.15" | — |
| 1995 | 37° | 18° | 27° | — | — |
| 1994 | 37° | 10° | 24° | — | — |
| 1993 | 24° | 6° | 15° | 1.09" | 6.5" |
| 1992 | 43° | 33° | 38° | 0.86" | — |
| 1991 | 46° | 30° | 38° | 0.43" | 1" |
| 1990 | 64° | 30° | 47° | 0.08" | — |
| 1989 | 23° | 16° | 19° | 0.51" | 2" |
| 1988 | 35° | 24° | 30° | — | — |
| 1987 | 20° | 1° | 10° | 0.18" | — |
| 1986 | 41° | 31° | 36° | — | — |
| 1985 | 35° | 31° | 33° | — | — |
| 1984 | 65° | 26° | 45° | — | — |
| 1983 | 44° | 16° | 30° | — | — |
| 1982 | 55° | 30° | 43° | — | — |
| 1981 | 40° | 20° | 30° | 0.05" | — |
| 1980 | 43° | 30° | 36° | 0.23" | — |
| 1979 | 46° | 30° | 38° | — | — |
| 1978 | 29° | 16° | 22° | — | — |
| 1977 | 29° | 13° | 21° | — | — |
| 1976 | 24° | 12° | 18° | 2.29" | 10" |
| 1975 | 37° | 13° | 25° | 0.76" | — |
| 1974 | 42° | 30° | 36° | — | — |
| 1973 | 51° | 29° | 40° | 0.3" | — |
| 1972 | 35° | 24° | 30° | — | — |
| 1971 | 40° | 28° | 34° | — | — |
55 years of data from CHESTNUT HILL