Weather on December 22
Allentown, PA
55 Years of Data
Avg High
41°F
Avg Low
25°F
Warmest
1990
54°F avg
Coldest
1989
8°F avg
About This Date
December 22nd in Allentown, PA typically brings chilly winter weather, with average highs around 41°F and lows near 25°F. Over 55 years of records, the warmest December 22nd was in 1990 (54°F average), while the coldest was 1989 (8°F) — a 46°F range across recorded history. Precipitation has occurred on 35% of recorded December 22nd dates, with snow falling 5% of the time (heaviest snowfall: 1.1"). The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
Planning for December 22nd in Allentown, PA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 38° | 18° | 28° | — | — |
| 2024 | 20° | 5° | 13° | — | — |
| 2023 | 35° | 21° | 28° | — | — |
| 2022 | 45° | 24° | 35° | 1.78" | — |
| 2021 | 44° | 28° | 36° | 0.18" | — |
| 2020 | 42° | 33° | 38° | 0.03" | — |
| 2019 | 47° | 16° | 32° | — | — |
| 2018 | 57° | 38° | 47° | 0.25" | — |
| 2017 | 46° | 33° | 40° | — | — |
| 2016 | 50° | 27° | 39° | — | — |
| 2015 | 54° | 41° | 47° | 0.58" | — |
| 2014 | 42° | 29° | 36° | 0.13" | — |
| 2013 | 65° | 37° | 51° | 0.41" | — |
| 2012 | 40° | 34° | 37° | — | — |
| 2011 | 56° | 41° | 48° | 0.36" | — |
| 2010 | 40° | 27° | 33° | — | — |
| 2009 | 35° | 23° | 29° | — | — |
| 2008 | 23° | 9° | 16° | — | — |
| 2007 | 39° | 33° | 36° | — | — |
| 2006 | 45° | 30° | 37° | 1.47" | — |
| 2005 | 35° | 23° | 29° | — | — |
| 2004 | 47° | 18° | 32° | — | — |
| 2003 | 50° | 21° | 36° | — | — |
| 2002 | 50° | 25° | 37° | — | — |
| 2001 | 43° | 26° | 34° | — | — |
| 2000 | 30° | 9° | 19° | 0.2" | 1.1" |
| 1999 | 38° | 22° | 30° | — | — |
| 1998 | 61° | 18° | 39° | 0.13" | — |
| 1997 | 31° | 14° | 22° | 0.28" | — |
| 1996 | 34° | 16° | 25° | — | — |
| 1995 | 33° | 27° | 30° | — | — |
| 1994 | 51° | 23° | 37° | — | — |
| 1993 | 39° | 28° | 34° | — | — |
| 1992 | 48° | 28° | 38° | — | — |
| 1991 | 48° | 27° | 37° | — | — |
| 1990warmest | 57° | 52° | 54° | 0.03" | — |
| 1989coldest | 16° | 1° | 8° | — | — |
| 1988 | 42° | 24° | 33° | — | — |
| 1987 | 43° | 23° | 33° | 0.05" | — |
| 1986 | 40° | 19° | 29° | — | — |
| 1985 | 28° | 11° | 19° | — | — |
| 1984 | 56° | 38° | 47° | 0.43" | — |
| 1983 | 39° | 24° | 32° | 3.45" | 1" |
| 1982 | 38° | 30° | 34° | — | — |
| 1981 | 34° | 26° | 30° | 0.1" | — |
| 1980 | 27° | 4° | 15° | — | — |
| 1979 | 38° | 32° | 35° | — | — |
| 1978 | 38° | 23° | 30° | — | — |
| 1977 | 34° | 28° | 31° | — | — |
| 1976 | 29° | 18° | 23° | — | — |
| 1975 | 30° | 25° | 27° | 0.05" | 0.2" |
| 1974 | 41° | 29° | 35° | — | — |
| 1973 | 29° | 20° | 24° | — | — |
| 1972 | 42° | 34° | 38° | 1.32" | — |
| 1971 | 37° | 22° | 29° | — | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP