Weather on April 17
Allentown, PA
55 Years of Data
Avg High
63°F
Avg Low
41°F
Warmest
2002
76°F avg
Coldest
2001
40°F avg
About This Date
April 17th in Allentown, PA typically brings mild spring weather, with average highs around 63°F and lows near 41°F. Over 55 years of records, the warmest April 17th was in 2002 (76°F average), while the coldest was 2001 (40°F) — a 36°F range across recorded history. Rain or other precipitation has occurred on about 38% of April 17th dates historically, with the wettest April 17th recording 2.26" of rain. The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.1°F cooler on this date compared to 20-30 years ago.
Planning for April 17th in Allentown, PA? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Cooling Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 36° | 49° | — | — |
| 2024 | 64° | 45° | 54° | — | — |
| 2023 | 63° | 49° | 56° | 1.02" | — |
| 2022 | 49° | 31° | 40° | — | — |
| 2021 | 53° | 41° | 47° | — | — |
| 2020 | 50° | 30° | 40° | 0.3" | — |
| 2019 | 63° | 48° | 55° | — | — |
| 2018 | 46° | 35° | 41° | — | — |
| 2017 | 73° | 51° | 62° | — | — |
| 2016 | 77° | 34° | 55° | — | — |
| 2015 | 71° | 50° | 61° | 0.05" | — |
| 2014 | 53° | 27° | 40° | — | — |
| 2013 | 71° | 51° | 61° | 0.05" | — |
| 2012 | 77° | 56° | 66° | — | — |
| 2011 | 59° | 47° | 53° | 0.05" | — |
| 2010 | 53° | 39° | 46° | — | — |
| 2009 | 70° | 32° | 51° | — | — |
| 2008 | 77° | 33° | 55° | — | — |
| 2007 | 49° | 39° | 44° | — | — |
| 2006 | 66° | 36° | 51° | — | — |
| 2005 | 76° | 31° | 53° | — | — |
| 2004 | 78° | 40° | 59° | — | — |
| 2003 | 50° | 36° | 43° | 0.08" | — |
| 2002warmest | 91° | 60° | 76° | — | — |
| 2001coldest | 47° | 33° | 40° | 0.74" | — |
| 2000 | 58° | 40° | 49° | 0.86" | — |
| 1999 | 54° | 41° | 47° | 0.05" | — |
| 1998 | 75° | 52° | 63° | 0.81" | — |
| 1997 | 55° | 40° | 47° | 0.15" | — |
| 1996 | 50° | 35° | 43° | — | — |
| 1995 | 64° | 32° | 48° | — | — |
| 1994 | 63° | 43° | 53° | — | — |
| 1993 | 60° | 41° | 51° | — | — |
| 1992 | 63° | 41° | 52° | 0.38" | — |
| 1991 | 63° | 50° | 56° | 0.48" | — |
| 1990 | 61° | 38° | 49° | 0.13" | — |
| 1989 | 72° | 33° | 52° | — | — |
| 1988 | 65° | 34° | 49° | — | — |
| 1987 | 53° | 46° | 50° | 1.47" | — |
| 1986 | 47° | 43° | 45° | 2.26" | — |
| 1985 | 60° | 36° | 48° | — | — |
| 1984 | 64° | 39° | 52° | 0.13" | — |
| 1983 | 57° | 34° | 45° | — | — |
| 1982 | 75° | 56° | 65° | 1.4" | — |
| 1981 | 63° | 45° | 54° | 0.03" | — |
| 1980 | 56° | 30° | 43° | — | — |
| 1979 | 53° | 40° | 46° | — | — |
| 1978 | 57° | 35° | 46° | — | — |
| 1977 | 72° | 39° | 55° | — | — |
| 1976 | 91° | 51° | 71° | — | — |
| 1975 | 67° | 42° | 54° | — | — |
| 1974 | 64° | 35° | 50° | — | — |
| 1973 | 64° | 53° | 59° | 0.05" | — |
| 1972 | 72° | 42° | 57° | 0.25" | — |
| 1971 | 61° | 39° | 50° | — | — |
55 years of data from ALLENTOWN LEHIGH VLY INTL AP