Weather on December 29
Allentown, PA
55 Years of Data
Avg High
41°F
Avg Low
25°F
Warmest
1984
58°F avg
Coldest
1993
14°F avg
About This Date
December 29th 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 29th was in 1984 (58°F average), while the coldest was 1993 (14°F) — a 44°F range across recorded history. Precipitation has occurred on 35% of recorded December 29th dates, with snow falling 7% of the time (heaviest snowfall: 3.3"). The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.3°F warmer on this date compared to 20-30 years ago.
Planning for December 29th in Allentown, PA? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Warming Trend
0.9°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 46° | 29° | 37° | 0.51" | — |
| 2024 | 62° | 40° | 51° | 0.69" | — |
| 2023 | 50° | 31° | 41° | 0.03" | — |
| 2022 | 51° | 20° | 36° | — | — |
| 2021 | 45° | 37° | 41° | 0.48" | — |
| 2020 | 39° | 20° | 30° | — | — |
| 2019 | 41° | 30° | 36° | 0.46" | — |
| 2018 | 51° | 37° | 44° | — | — |
| 2017 | 22° | 11° | 17° | — | — |
| 2016 | 40° | 23° | 32° | 0.84" | 0.3" |
| 2015 | 41° | 34° | 37° | 1.65" | — |
| 2014 | 44° | 24° | 34° | — | — |
| 2013 | 42° | 31° | 37° | 2.13" | — |
| 2012 | 32° | 23° | 28° | 0.61" | 3.3" |
| 2011 | 33° | 21° | 27° | — | — |
| 2010 | 39° | 20° | 29° | — | — |
| 2009 | 31° | 16° | 23° | — | — |
| 2008 | 45° | 27° | 36° | — | — |
| 2007 | 50° | 30° | 40° | 0.86" | — |
| 2006 | 50° | 29° | 39° | — | — |
| 2005 | 47° | 36° | 41° | 0.76" | — |
| 2004 | 42° | 27° | 34° | — | — |
| 2003 | 52° | 23° | 37° | — | — |
| 2002 | 41° | 24° | 33° | — | — |
| 2001 | 38° | 20° | 29° | — | — |
| 2000 | 27° | 8° | 17° | — | — |
| 1999 | 36° | 20° | 28° | — | — |
| 1998 | 56° | 34° | 45° | 0.53" | — |
| 1997 | 38° | 27° | 32° | 1.22" | — |
| 1996 | 50° | 41° | 46° | 0.46" | — |
| 1995 | 34° | 17° | 25° | — | — |
| 1994 | 43° | 20° | 31° | — | — |
| 1993coldest | 19° | 9° | 14° | 0.23" | 1.7" |
| 1992 | 45° | 35° | 40° | 0.03" | — |
| 1991 | 45° | 35° | 40° | 1.52" | — |
| 1990 | 38° | 31° | 34° | 0.08" | — |
| 1989 | 33° | 17° | 25° | — | — |
| 1988 | 36° | 25° | 30° | — | — |
| 1987 | 29° | 14° | 21° | 0.3" | 1.2" |
| 1986 | 40° | 22° | 31° | — | — |
| 1985 | 39° | 13° | 26° | — | — |
| 1984warmest | 72° | 45° | 58° | — | — |
| 1983 | 34° | 20° | 27° | — | — |
| 1982 | 62° | 32° | 47° | — | — |
| 1981 | 39° | 27° | 33° | — | — |
| 1980 | 45° | 34° | 39° | — | — |
| 1979 | 50° | 36° | 43° | — | — |
| 1978 | 33° | 13° | 23° | — | — |
| 1977 | 30° | 12° | 21° | — | — |
| 1976 | 29° | 15° | 22° | — | — |
| 1975 | 37° | 23° | 30° | — | — |
| 1974 | 41° | 23° | 32° | — | — |
| 1973 | 45° | 29° | 37° | — | — |
| 1972 | 32° | 24° | 28° | — | — |
| 1971 | 41° | 28° | 35° | — | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP