Weather on December 27
Allentown, PA
55 Years of Data
Avg High
38°F
Avg Low
24°F
Warmest
1973
51°F avg
Coldest
1989
11°F avg
About This Date
December 27th in Allentown, PA typically brings cold winter weather, with average highs around 38°F and lows near 24°F. Over 55 years of records, the warmest December 27th was in 1973 (51°F average), while the coldest was 1989 (11°F) — a 40°F range across recorded history. Precipitation has occurred on 35% of recorded December 27th dates, with snow falling 13% of the time (heaviest snowfall: 4"). The last decade has been 4.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.3°F warmer on this date compared to 20-30 years ago.
Planning for December 27th in Allentown, PA? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella.
Warming Trend
1.1°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 32° | 23° | 28° | 0.05" | — |
| 2024 | 39° | 16° | 28° | 0.03" | — |
| 2023 | 48° | 43° | 45° | 5.21" | — |
| 2022 | 33° | 25° | 29° | — | — |
| 2021 | 37° | 27° | 32° | 0.28" | — |
| 2020 | 36° | 17° | 27° | — | — |
| 2019 | 52° | 35° | 43° | — | — |
| 2018 | 47° | 27° | 37° | — | — |
| 2017 | 24° | 15° | 20° | — | — |
| 2016 | 61° | 38° | 49° | 0.03" | — |
| 2015 | 57° | 41° | 49° | 0.28" | — |
| 2014 | 56° | 28° | 42° | — | — |
| 2013 | 39° | 19° | 29° | — | — |
| 2012 | 36° | 31° | 33° | 0.1" | — |
| 2011 | 52° | 26° | 39° | 2.67" | — |
| 2010 | 28° | 18° | 23° | 0.13" | 0.5" |
| 2009 | 49° | 27° | 38° | 0.1" | — |
| 2008 | 39° | 34° | 36° | 0.03" | — |
| 2007 | 41° | 34° | 37° | 0.08" | — |
| 2006 | 41° | 26° | 34° | — | — |
| 2005 | 45° | 38° | 41° | — | — |
| 2004 | 26° | 13° | 19° | 0.08" | 0.5" |
| 2003 | 48° | 26° | 37° | — | — |
| 2002 | 33° | 28° | 31° | — | — |
| 2001 | 31° | 15° | 23° | — | — |
| 2000 | 28° | 14° | 21° | — | — |
| 1999 | 33° | 26° | 30° | — | — |
| 1998 | 37° | 16° | 26° | — | — |
| 1997 | 36° | 26° | 31° | 0.15" | — |
| 1996 | 47° | 25° | 36° | — | — |
| 1995 | 28° | 17° | 23° | — | — |
| 1994 | 51° | 23° | 37° | — | — |
| 1993 | 19° | 9° | 14° | — | — |
| 1992 | 30° | 10° | 20° | — | — |
| 1991 | 45° | 26° | 35° | — | — |
| 1990 | 24° | 16° | 20° | 0.66" | 3.5" |
| 1989coldest | 18° | 4° | 11° | — | 0.2" |
| 1988 | 39° | 28° | 34° | — | — |
| 1987 | 37° | 24° | 31° | — | — |
| 1986 | 39° | 27° | 33° | — | — |
| 1985 | 40° | 15° | 27° | — | — |
| 1984 | 32° | 28° | 30° | 1.14" | 4" |
| 1983 | 27° | 7° | 17° | — | — |
| 1982 | 39° | 29° | 34° | 0.08" | — |
| 1981 | 33° | 28° | 31° | 0.25" | 0.2" |
| 1980 | 31° | 5° | 18° | — | — |
| 1979 | 40° | 33° | 36° | — | — |
| 1978 | 33° | 21° | 27° | — | — |
| 1977 | 24° | 10° | 17° | — | — |
| 1976 | 25° | 15° | 20° | 0.08" | 0.5" |
| 1975 | 38° | 29° | 33° | — | — |
| 1974 | 37° | 26° | 32° | — | — |
| 1973warmest | 57° | 45° | 51° | — | — |
| 1972 | 38° | 33° | 35° | — | — |
| 1971 | 52° | 41° | 46° | — | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP