Weather on December 15
Edison, NJ
55 Years of Data
Avg High
44°F
Avg Low
27°F
Warmest
2015
61°F avg
Coldest
2005
17°F avg
About This Date
December 15th in Edison, NJ typically brings chilly winter weather, with average highs around 44°F and lows near 27°F. Over 55 years of records, the warmest December 15th was in 2015 (61°F average), while the coldest was 2005 (17°F) — a 44°F range across recorded history. Precipitation has occurred on 36% of recorded December 15th dates, with snow falling 9% of the time (heaviest snowfall: 3.6"). 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 15th in Edison, NJ? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 32° | 16° | 24° | 0.23" | 0.7" |
| 2024 | 36° | 20° | 28° | — | — |
| 2023 | 42° | 29° | 35° | — | — |
| 2022 | 41° | 29° | 35° | — | — |
| 2021 | 55° | 29° | 42° | — | — |
| 2020 | 41° | 27° | 34° | 0.97" | — |
| 2019 | 56° | 41° | 48° | 0.23" | — |
| 2018 | 52° | 42° | 47° | 0.66" | — |
| 2017 | 34° | 13° | 23° | — | — |
| 2016 | 43° | 23° | 33° | — | — |
| 2015warmest | 69° | 53° | 61° | 0.74" | — |
| 2014 | 47° | 26° | 36° | — | — |
| 2013 | 33° | 22° | 27° | 2.36" | 3" |
| 2012 | 51° | 24° | 38° | — | — |
| 2011 | 52° | 36° | 44° | — | — |
| 2010 | 26° | 19° | 23° | — | — |
| 2009 | 49° | 37° | 43° | — | — |
| 2008 | 48° | 24° | 36° | — | — |
| 2007 | 44° | 30° | 37° | — | — |
| 2006 | 57° | 38° | 47° | — | — |
| 2005coldest | 25° | 10° | 17° | — | — |
| 2004 | 38° | 20° | 29° | — | — |
| 2003 | 42° | 26° | 34° | 4.17" | 3.6" |
| 2002 | 46° | 40° | 43° | 0.1" | — |
| 2001 | 64° | 42° | 53° | 0.43" | — |
| 2000 | 49° | 30° | 39° | 0.15" | — |
| 1999 | 46° | 39° | 43° | 1.5" | — |
| 1998 | 46° | 22° | 34° | — | — |
| 1997 | 45° | 18° | 31° | — | — |
| 1996 | 40° | 37° | 38° | 1.19" | — |
| 1995 | 35° | 25° | 30° | 0.58" | 0.5" |
| 1994 | 40° | 33° | 36° | — | — |
| 1993 | 55° | 35° | 45° | 0.05" | — |
| 1992 | 41° | 21° | 31° | — | — |
| 1991 | 61° | 33° | 47° | 0.2" | — |
| 1990 | 39° | 19° | 29° | — | — |
| 1989 | 28° | 12° | 20° | — | — |
| 1988 | 40° | 24° | 32° | — | — |
| 1987 | 46° | 33° | 40° | 0.13" | — |
| 1986 | 36° | 17° | 26° | — | — |
| 1985 | 36° | 17° | 26° | — | — |
| 1984 | 46° | 36° | 41° | 0.36" | — |
| 1983 | 56° | 43° | 49° | — | — |
| 1982 | 39° | 13° | 26° | — | — |
| 1981 | 36° | 21° | 28° | 3.53" | 2.5" |
| 1980 | 42° | 15° | 29° | — | — |
| 1979 | 40° | 19° | 29° | — | — |
| 1978 | 38° | 25° | 31° | — | — |
| 1977 | 57° | 35° | 46° | 2.54" | — |
| 1976 | 32° | 13° | 22° | — | — |
| 1975 | 54° | 38° | 46° | — | — |
| 1974 | 44° | 28° | 36° | — | — |
| 1973 | 49° | 29° | 39° | — | — |
| 1972 | 44° | 31° | 37° | — | — |
| 1971 | 41° | 30° | 36° | 0.28" | — |
55 years of data from NEW BRUNSWICK 3 SE