Weather on December 25
Allentown, PA
55 Years of Data
Avg High
40°F
Avg Low
23°F
Warmest
2015
54°F avg
Coldest
1983
3°F avg
About This Date
December 25th in Allentown, PA typically brings chilly winter weather, with average highs around 40°F and lows near 23°F. Over 55 years of records, the warmest December 25th was in 2015 (54°F average), while the coldest was 1983 (3°F) — a 51°F range across recorded history. Precipitation has occurred on 47% of recorded December 25th dates, with snow falling 9% of the time (heaviest snowfall: 6.6"). The last decade has been 7.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 7.8°F warmer on this date compared to 20-30 years ago.
Planning for December 25th in Allentown, PA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
1.2°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 51° | 24° | 38° | — | — |
| 2024 | 35° | 20° | 28° | — | — |
| 2023 | 51° | 38° | 44° | — | — |
| 2022 | 26° | 11° | 19° | — | — |
| 2021 | 53° | 34° | 43° | 0.15" | — |
| 2020 | 64° | 23° | 44° | 1.42" | — |
| 2019 | 46° | 22° | 34° | — | — |
| 2018 | 39° | 28° | 34° | — | — |
| 2017 | 35° | 24° | 30° | 0.23" | — |
| 2016 | 51° | 30° | 41° | — | — |
| 2015warmest | 61° | 47° | 54° | 0.03" | — |
| 2014 | 63° | 34° | 48° | 0.08" | — |
| 2013 | 26° | 16° | 21° | — | — |
| 2012 | 39° | 28° | 34° | 0.03" | — |
| 2011 | 45° | 22° | 33° | — | — |
| 2010 | 32° | 21° | 27° | — | — |
| 2009 | 37° | 23° | 30° | 0.48" | — |
| 2008 | 50° | 24° | 37° | 0.05" | — |
| 2007 | 43° | 24° | 33° | — | — |
| 2006 | 43° | 27° | 35° | 1.47" | — |
| 2005 | 41° | 24° | 33° | 1.85" | — |
| 2004 | 29° | 16° | 22° | — | — |
| 2003 | 39° | 24° | 32° | — | — |
| 2002 | 33° | 29° | 31° | 3.81" | 6.6" |
| 2001 | 36° | 18° | 27° | — | — |
| 2000 | 21° | 12° | 17° | — | — |
| 1999 | 29° | 10° | 19° | — | — |
| 1998 | 33° | 14° | 24° | — | — |
| 1997 | 51° | 35° | 43° | 1.27" | — |
| 1996 | 35° | 23° | 29° | — | — |
| 1995 | 31° | 14° | 22° | — | — |
| 1994 | 52° | 37° | 44° | — | — |
| 1993 | 33° | 18° | 25° | 0.03" | 0.1" |
| 1992 | 33° | 10° | 22° | — | — |
| 1991 | 42° | 26° | 34° | — | — |
| 1990 | 28° | 14° | 21° | — | — |
| 1989 | 25° | 5° | 15° | — | — |
| 1988 | 47° | 33° | 40° | 0.08" | — |
| 1987 | 50° | 42° | 46° | 0.03" | — |
| 1986 | 47° | 38° | 42° | 0.56" | — |
| 1985 | 37° | 13° | 25° | 0.36" | 0.4" |
| 1984 | 43° | 21° | 32° | 0.03" | — |
| 1983coldest | 8° | -2° | 3° | — | — |
| 1982 | 51° | 32° | 42° | 0.05" | — |
| 1981 | 37° | 19° | 28° | — | — |
| 1980 | 19° | -1° | 9° | — | — |
| 1979 | 59° | 40° | 49° | 1.42" | — |
| 1978 | 41° | 28° | 35° | 0.69" | — |
| 1977 | 48° | 26° | 37° | 1.07" | — |
| 1976 | 30° | 13° | 21° | 0.36" | 1.4" |
| 1975 | 28° | 14° | 21° | 0.33" | 1.2" |
| 1974 | 42° | 34° | 38° | 0.38" | — |
| 1973 | 33° | 20° | 26° | — | — |
| 1972 | 41° | 34° | 37° | 0.13" | — |
| 1971 | 42° | 34° | 38° | — | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP