Weather on May 25
Allentown, PA
55 Years of Data
Avg High
75°F
Avg Low
53°F
Warmest
1991
79°F avg
Coldest
1992
49°F avg
About This Date
May 25th in Allentown, PA typically brings pleasant spring weather, with average highs around 75°F and lows near 53°F. Over 55 years of records, the warmest May 25th was in 1991 (79°F average), while the coldest was 1992 (49°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 33% of May 25th dates historically, with the wettest May 25th recording 3.15" of rain. The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.9°F warmer on this date compared to 20-30 years ago.
Planning for May 25th in Allentown, PA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 68° | 44° | 56° | — | — |
| 2024 | 86° | 55° | 71° | 0.18" | — |
| 2023 | 72° | 44° | 58° | — | — |
| 2022 | 73° | 48° | 61° | — | — |
| 2021 | 76° | 57° | 66° | — | — |
| 2020 | 77° | 56° | 66° | — | — |
| 2019 | 75° | 52° | 63° | 0.08" | — |
| 2018 | 86° | 54° | 70° | — | — |
| 2017 | 64° | 56° | 60° | 1.68" | — |
| 2016 | 87° | 50° | 69° | — | — |
| 2015 | 89° | 58° | 73° | — | — |
| 2014 | 82° | 47° | 64° | — | — |
| 2013 | 62° | 47° | 54° | — | — |
| 2012 | 82° | 64° | 73° | 0.03" | — |
| 2011 | 84° | 58° | 71° | — | — |
| 2010 | 84° | 62° | 73° | — | — |
| 2009 | 81° | 57° | 69° | — | — |
| 2008 | 76° | 42° | 59° | — | — |
| 2007 | 89° | 52° | 70° | — | — |
| 2006 | 76° | 48° | 62° | — | — |
| 2005 | 57° | 48° | 53° | 0.13" | — |
| 2004 | 82° | 58° | 70° | — | — |
| 2003 | 62° | 55° | 59° | 0.36" | — |
| 2002 | 71° | 47° | 59° | — | — |
| 2001 | 61° | 54° | 57° | 0.08" | — |
| 2000 | 74° | 53° | 63° | — | — |
| 1999 | 68° | 44° | 56° | — | — |
| 1998 | 76° | 56° | 66° | 0.48" | — |
| 1997 | 63° | 57° | 60° | 3.15" | — |
| 1996 | 72° | 45° | 58° | — | — |
| 1995 | 71° | 57° | 64° | 0.15" | — |
| 1994 | 81° | 61° | 71° | 0.66" | — |
| 1993 | 85° | 63° | 74° | — | — |
| 1992coldest | 58° | 41° | 49° | 0.05" | — |
| 1991warmest | 90° | 68° | 79° | — | — |
| 1990 | 75° | 44° | 60° | — | — |
| 1989 | 80° | 48° | 64° | — | — |
| 1988 | 62° | 45° | 53° | 1.02" | — |
| 1987 | 65° | 54° | 59° | — | — |
| 1986 | 80° | 55° | 68° | — | — |
| 1985 | 84° | 50° | 67° | — | — |
| 1984 | 80° | 50° | 65° | — | — |
| 1983 | 73° | 47° | 60° | — | — |
| 1982 | 73° | 53° | 63° | — | — |
| 1981 | 88° | 56° | 72° | — | — |
| 1980 | 84° | 59° | 72° | — | — |
| 1979 | 73° | 58° | 65° | 1.24" | — |
| 1978 | 80° | 57° | 69° | — | — |
| 1977 | 84° | 64° | 74° | — | — |
| 1976 | 61° | 51° | 56° | 0.05" | — |
| 1975 | 73° | 54° | 63° | 0.58" | — |
| 1974 | 66° | 51° | 59° | — | — |
| 1973 | 57° | 51° | 54° | 0.13" | — |
| 1972 | 68° | 48° | 58° | — | — |
| 1971 | 76° | 54° | 65° | 0.56" | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP