Weather on December 16
Allentown, PA
55 Years of Data
Avg High
42°F
Avg Low
28°F
Warmest
2021
52°F avg
Coldest
2016
19°F avg
About This Date
December 16th in Allentown, PA typically brings chilly winter weather, with average highs around 42°F and lows near 28°F. Over 55 years of records, the warmest December 16th was in 2021 (52°F average), while the coldest was 2016 (19°F) — a 33°F range across recorded history. Precipitation has occurred on 47% of recorded December 16th dates, with snow falling 15% of the time (heaviest snowfall: 9.2"). The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.9°F cooler on this date compared to 20-30 years ago.
Planning for December 16th in Allentown, PA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Cooling Trend
0.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 28° | 10° | 19° | — | — |
| 2024 | 42° | 32° | 37° | 1.07" | — |
| 2023 | 55° | 29° | 42° | — | — |
| 2022 | 42° | 35° | 39° | 0.89" | — |
| 2021warmest | 61° | 43° | 52° | — | — |
| 2020 | 25° | 20° | 23° | 2.36" | 9.2" |
| 2019 | 36° | 33° | 34° | 0.43" | — |
| 2018 | 46° | 36° | 41° | 3.07" | — |
| 2017 | 40° | 14° | 27° | — | — |
| 2016coldest | 26° | 12° | 19° | — | — |
| 2015 | 52° | 46° | 49° | — | — |
| 2014 | 45° | 33° | 39° | 0.56" | — |
| 2013 | 31° | 12° | 22° | — | — |
| 2012 | 49° | 41° | 45° | 0.18" | — |
| 2011 | 54° | 35° | 44° | — | — |
| 2010 | 27° | 16° | 21° | — | — |
| 2009 | 37° | 24° | 31° | 0.03" | 0.2" |
| 2008 | 51° | 28° | 40° | 0.58" | 1.9" |
| 2007 | 35° | 22° | 28° | 2.36" | 1.8" |
| 2006 | 50° | 31° | 40° | — | — |
| 2005 | 44° | 27° | 35° | 3.3" | — |
| 2004 | 41° | 18° | 29° | — | — |
| 2003 | 39° | 22° | 30° | — | — |
| 2002 | 41° | 23° | 32° | — | — |
| 2001 | 43° | 24° | 33° | — | — |
| 2000 | 48° | 27° | 37° | 0.81" | — |
| 1999 | 45° | 31° | 38° | 0.03" | — |
| 1998 | 50° | 25° | 37° | — | — |
| 1997 | 55° | 25° | 40° | — | — |
| 1996 | 42° | 39° | 41° | — | — |
| 1995 | 36° | 32° | 34° | 0.97" | 2.6" |
| 1994 | 41° | 25° | 33° | — | — |
| 1993 | 49° | 29° | 39° | — | — |
| 1992 | 41° | 33° | 37° | 0.2" | — |
| 1991 | 31° | 19° | 25° | — | — |
| 1990 | 47° | 33° | 40° | 0.13" | — |
| 1989 | 27° | 14° | 20° | — | — |
| 1988 | 28° | 14° | 21° | — | — |
| 1987 | 40° | 34° | 37° | — | — |
| 1986 | 43° | 25° | 34° | — | — |
| 1985 | 38° | 27° | 32° | — | — |
| 1984 | 42° | 38° | 40° | — | — |
| 1983 | 44° | 29° | 36° | — | — |
| 1982 | 58° | 41° | 49° | 1.8" | — |
| 1981 | 37° | 26° | 32° | 0.43" | 1.7" |
| 1980 | 35° | 25° | 30° | 0.46" | 1.1" |
| 1979 | 40° | 30° | 35° | 0.81" | — |
| 1978 | 50° | 29° | 39° | 0.08" | — |
| 1977 | 45° | 31° | 38° | — | — |
| 1976 | 40° | 26° | 33° | 0.08" | — |
| 1975 | 49° | 29° | 39° | 0.15" | — |
| 1974 | 44° | 36° | 40° | 2.57" | — |
| 1973 | 31° | 25° | 28° | 1.14" | 4.5" |
| 1972 | 36° | 20° | 28° | 0.15" | — |
| 1971 | 60° | 40° | 50° | — | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP