Weather on December 21
Newark, NJ
55 Years of Data
Avg High
42°F
Avg Low
28°F
Warmest
1990
53°F avg
Coldest
1980
17°F avg
About This Date
December 21st in Newark, NJ typically brings chilly winter weather, with average highs around 42°F and lows near 28°F. Over 55 years of records, the warmest December 21st was in 1990 (53°F average), while the coldest was 1980 (17°F) — a 36°F range across recorded history. Precipitation has occurred on 27% of recorded December 21st dates, with snow falling 5% of the time (heaviest snowfall: 3"). The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.0°F cooler on this date compared to 20-30 years ago.
Planning for December 21st in Newark, NJ? Bring layers as temperatures can vary throughout the day.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 37° | 27° | 32° | — | — |
| 2024 | 34° | 28° | 31° | 0.86" | 3" |
| 2023 | 45° | 31° | 38° | — | — |
| 2022 | 39° | 25° | 32° | — | — |
| 2021 | 37° | 25° | 31° | — | — |
| 2020 | 36° | 29° | 32° | — | — |
| 2019 | 32° | 21° | 27° | — | — |
| 2018 | 60° | 30° | 45° | 4.27" | — |
| 2017 | 50° | 30° | 40° | — | — |
| 2016 | 33° | 18° | 25° | — | — |
| 2015 | 43° | 35° | 39° | — | — |
| 2014 | 33° | 31° | 32° | — | — |
| 2013 | 50° | 35° | 43° | — | — |
| 2012 | 56° | 34° | 45° | 2.49" | — |
| 2011 | 62° | 41° | 52° | 0.38" | — |
| 2010 | 39° | 28° | 34° | — | — |
| 2009 | 37° | 28° | 33° | — | — |
| 2008 | 35° | 23° | 29° | 0.86" | 1.1" |
| 2007 | 44° | 36° | 40° | — | — |
| 2006 | 54° | 36° | 45° | — | — |
| 2005 | 34° | 20° | 27° | — | — |
| 2004 | 34° | 9° | 21° | — | — |
| 2003 | 36° | 22° | 29° | — | — |
| 2002 | 59° | 33° | 46° | 0.79" | — |
| 2001 | 44° | 34° | 39° | — | — |
| 2000 | 35° | 22° | 28° | — | — |
| 1999 | 50° | 38° | 44° | — | — |
| 1998 | 53° | 46° | 50° | — | — |
| 1997 | 39° | 30° | 35° | — | — |
| 1996 | 30° | 18° | 24° | — | — |
| 1995 | 31° | 16° | 23° | — | — |
| 1994 | 54° | 31° | 42° | — | — |
| 1993 | 56° | 37° | 46° | 4.62" | — |
| 1992 | 39° | 29° | 34° | — | — |
| 1991 | 46° | 32° | 39° | — | — |
| 1990warmest | 59° | 46° | 53° | 0.64" | — |
| 1989 | 23° | 12° | 18° | — | — |
| 1988 | 50° | 38° | 44° | 0.51" | — |
| 1987 | 46° | 34° | 40° | — | — |
| 1986 | 41° | 29° | 35° | — | — |
| 1985 | 32° | 19° | 26° | — | — |
| 1984 | 45° | 33° | 39° | 1.5" | — |
| 1983 | 34° | 10° | 22° | — | — |
| 1982 | 45° | 37° | 41° | — | — |
| 1981 | 32° | 13° | 22° | — | — |
| 1980coldest | 26° | 9° | 17° | — | — |
| 1979 | 37° | 24° | 31° | — | — |
| 1978 | 46° | 38° | 42° | 1.22" | — |
| 1977 | 55° | 35° | 45° | 1.96" | — |
| 1976 | 39° | 17° | 28° | — | — |
| 1975 | 27° | 21° | 24° | 0.05" | 0.2" |
| 1974 | 42° | 36° | 39° | — | — |
| 1973 | 57° | 26° | 42° | 5.08" | — |
| 1972 | 40° | 35° | 37° | 0.66" | — |
| 1971 | 54° | 41° | 47° | — | — |
55 years of data from ELIZABETH