Weather on December 11
Allentown, PA
55 Years of Data
Avg High
42°F
Avg Low
27°F
Warmest
2021
52°F avg
Coldest
1995
13°F avg
About This Date
December 11th in Allentown, PA typically brings chilly winter weather, with average highs around 42°F and lows near 27°F. Over 55 years of records, the warmest December 11th was in 2021 (52°F average), while the coldest was 1995 (13°F) — a 39°F range across recorded history. Precipitation has occurred on 36% of recorded December 11th dates, with snow falling 11% of the time (heaviest snowfall: 2.1"). Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for December 11th in Allentown, PA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 37° | 25° | 31° | — | — |
| 2024 | 62° | 36° | 49° | 3.15" | — |
| 2023 | 43° | 33° | 38° | 1.14" | — |
| 2022 | 34° | 32° | 33° | 0.41" | — |
| 2021warmest | 63° | 41° | 52° | 0.46" | — |
| 2020 | 53° | 24° | 39° | — | — |
| 2019 | 40° | 29° | 35° | 0.25" | 1.6" |
| 2018 | 39° | 17° | 28° | — | — |
| 2017 | 39° | 27° | 33° | — | — |
| 2016 | 32° | 20° | 26° | 0.03" | — |
| 2015 | 58° | 34° | 46° | — | — |
| 2014 | 37° | 30° | 34° | 0.03" | 0.2" |
| 2013 | 31° | 15° | 23° | — | — |
| 2012 | 49° | 29° | 39° | 0.08" | — |
| 2011 | 39° | 20° | 29° | — | — |
| 2010 | 42° | 20° | 31° | — | — |
| 2009 | 27° | 16° | 21° | — | — |
| 2008 | 40° | 34° | 37° | 4.52" | — |
| 2007 | 41° | 33° | 37° | 0.1" | — |
| 2006 | 60° | 28° | 44° | — | — |
| 2005 | 34° | 8° | 21° | — | — |
| 2004 | 50° | 40° | 45° | 0.03" | — |
| 2003 | 58° | 38° | 48° | 2.36" | — |
| 2002 | 36° | 14° | 25° | 3.58" | — |
| 2001 | 55° | 31° | 43° | — | — |
| 2000 | 41° | 29° | 35° | — | — |
| 1999 | 45° | 33° | 39° | — | — |
| 1998 | 46° | 26° | 36° | — | — |
| 1997 | 33° | 30° | 32° | 0.08" | 0.2" |
| 1996 | 37° | 29° | 33° | 0.48" | — |
| 1995coldest | 19° | 7° | 13° | — | — |
| 1994 | 43° | 26° | 34° | — | — |
| 1993 | 48° | 23° | 36° | — | — |
| 1992 | 40° | 34° | 37° | 2.51" | — |
| 1991 | 50° | 26° | 38° | — | — |
| 1990 | 35° | 25° | 30° | — | — |
| 1989 | 36° | 26° | 31° | — | — |
| 1988 | 25° | 9° | 17° | — | — |
| 1987 | 50° | 32° | 41° | — | — |
| 1986 | 33° | 28° | 31° | 0.56" | 2.1" |
| 1985 | 46° | 42° | 44° | 0.84" | — |
| 1984 | 48° | 38° | 43° | — | — |
| 1983 | 38° | 27° | 32° | — | — |
| 1982 | 37° | 28° | 33° | 0.08" | 0.4" |
| 1981 | 34° | 24° | 29° | — | — |
| 1980 | 37° | 23° | 30° | 0.05" | 0.1" |
| 1979 | 61° | 34° | 47° | — | — |
| 1978 | 28° | 16° | 22° | — | — |
| 1977 | 20° | 8° | 14° | — | — |
| 1976 | 46° | 33° | 40° | — | — |
| 1975 | 43° | 34° | 38° | — | — |
| 1974 | 44° | 22° | 33° | — | — |
| 1973 | 39° | 31° | 35° | — | — |
| 1972 | 39° | 28° | 34° | — | — |
| 1971 | 59° | 29° | 44° | — | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP