Weather on December 19
Boston, MA
55 Years of Data
Avg High
38°F
Avg Low
25°F
Warmest
1990
50°F avg
Coldest
1979
11°F avg
About This Date
December 19th in Boston, MA typically brings cold winter weather, with average highs around 38°F and lows near 25°F. Over 55 years of records, the warmest December 19th was in 1990 (50°F average), while the coldest was 1979 (11°F) — a 39°F range across recorded history. Precipitation has occurred on 29% of recorded December 19th dates, with snow falling 13% of the time (heaviest snowfall: 8.8"). The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.0°F cooler on this date compared to 20-30 years ago.
Planning for December 19th in Boston, MA? Bundle up with warm layers and protect extremities from the cold.
Warming Trend
1.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 59° | 36° | 47° | 1.17" | — |
| 2024 | 45° | 32° | 38° | 0.3" | — |
| 2023 | 48° | 35° | 42° | — | — |
| 2022 | 42° | 31° | 37° | — | — |
| 2021 | 44° | 23° | 34° | 0.97" | — |
| 2020 | 31° | 17° | 24° | — | — |
| 2019 | 27° | 15° | 21° | — | — |
| 2018 | 42° | 24° | 33° | — | — |
| 2017 | 51° | 34° | 42° | — | — |
| 2016 | 33° | 19° | 26° | — | — |
| 2015 | 40° | 33° | 36° | — | — |
| 2014 | 37° | 29° | 33° | — | — |
| 2013 | 43° | 27° | 35° | — | — |
| 2012 | 45° | 38° | 41° | — | — |
| 2011 | 45° | 18° | 31° | — | — |
| 2010 | 37° | 25° | 31° | — | — |
| 2009 | 33° | 17° | 25° | — | — |
| 2008 | 34° | 15° | 24° | 2.24" | 8.8" |
| 2007 | 38° | 22° | 30° | 0.15" | — |
| 2006 | 43° | 32° | 37° | — | — |
| 2005 | 34° | 25° | 29° | — | — |
| 2004 | 42° | 31° | 36° | — | — |
| 2003 | 41° | 30° | 36° | — | — |
| 2002 | 46° | 26° | 36° | — | — |
| 2001 | 47° | 35° | 41° | — | — |
| 2000 | 39° | 28° | 34° | 0.53" | — |
| 1999 | 36° | 24° | 30° | — | — |
| 1998 | 48° | 25° | 36° | — | — |
| 1997 | 47° | 32° | 39° | — | — |
| 1996 | 52° | 43° | 47° | 2.67" | — |
| 1995 | 26° | 19° | 23° | 0.91" | 3.6" |
| 1994 | 41° | 30° | 36° | — | — |
| 1993 | 40° | 33° | 36° | 0.69" | 0.5" |
| 1992 | 43° | 27° | 35° | — | — |
| 1991 | 26° | 12° | 19° | — | — |
| 1990warmest | 60° | 39° | 50° | — | — |
| 1989 | 28° | 17° | 23° | — | — |
| 1988 | 35° | 20° | 27° | — | — |
| 1987 | 39° | 26° | 33° | — | — |
| 1986 | 45° | 36° | 40° | 3.43" | — |
| 1985 | 26° | 7° | 16° | — | — |
| 1984 | 45° | 35° | 40° | 0.71" | — |
| 1983 | 32° | 12° | 22° | 0.05" | 0.2" |
| 1982 | 28° | 24° | 26° | 0.3" | 1.2" |
| 1981 | 27° | 20° | 23° | — | — |
| 1980 | 39° | 12° | 26° | — | — |
| 1979coldest | 18° | 5° | 11° | 0.03" | 0.3" |
| 1978 | 33° | 19° | 26° | — | — |
| 1977 | 42° | 36° | 39° | 0.99" | — |
| 1976 | 38° | 20° | 29° | — | — |
| 1975 | 25° | 9° | 17° | — | — |
| 1974 | 38° | 32° | 35° | — | — |
| 1973 | 25° | 11° | 18° | — | — |
| 1972 | 37° | 28° | 33° | — | — |
| 1971 | 29° | 13° | 21° | 0.08" | 0.4" |
55 years of data from BOSTON