Weather on April 15
Philadelphia, PA
55 Years of Data
Avg High
66°F
Avg Low
48°F
Warmest
2002
75°F avg
Coldest
2007
45°F avg
About This Date
April 15th in Philadelphia, PA typically brings mild spring weather, with average highs around 66°F and lows near 48°F. Over 53 years of records, the warmest April 15th was in 2002 (75°F average), while the coldest was 2007 (45°F) — a 30°F range across recorded history. Rain or other precipitation has occurred on about 25% of April 15th dates historically, with the wettest April 15th recording 7.87" of rain. The last decade has been 5.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 5.3°F warmer on this date compared to 20-30 years ago.
Planning for April 15th in Philadelphia, PA? Great weather for outdoor activities.
Warming Trend
2.5°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 70° | 54° | 62° | — | — |
| 2024 | 76° | 61° | 68° | — | — |
| 2023 | 86° | 65° | 75° | — | — |
| 2022 | 85° | 54° | 69° | 0.76" | — |
| 2021 | 66° | 54° | 60° | 0.08" | — |
| 2019 | 74° | 59° | 66° | 1.91" | — |
| 2018 | 84° | 41° | 63° | 0.13" | — |
| 2017 | 70° | 50° | 60° | — | — |
| 2016 | 62° | 42° | 52° | — | — |
| 2015 | 63° | 51° | 57° | 0.15" | — |
| 2014 | 80° | 63° | 71° | — | — |
| 2013 | 63° | 47° | 55° | — | — |
| 2012 | 73° | 57° | 65° | 0.13" | — |
| 2011 | 71° | 50° | 61° | — | — |
| 2010 | 67° | 50° | 58° | — | — |
| 2009 | 51° | 39° | 45° | 0.91" | — |
| 2008 | 62° | 44° | 53° | — | — |
| 2007coldest | 48° | 41° | 45° | 7.87" | — |
| 2006 | 84° | 54° | 69° | — | — |
| 2005 | 59° | 44° | 52° | — | — |
| 2004 | 62° | 45° | 53° | — | — |
| 2003 | 80° | 53° | 67° | — | — |
| 2002warmest | 84° | 66° | 75° | — | — |
| 2000 | 64° | 51° | 58° | 1.14" | — |
| 1999 | 66° | 47° | 56° | 0.08" | — |
| 1998 | 75° | 54° | 64° | — | — |
| 1997 | 63° | 42° | 52° | — | — |
| 1996 | 60° | 39° | 50° | — | — |
| 1995 | 56° | 42° | 49° | 0.08" | — |
| 1994 | 75° | 56° | 65° | — | — |
| 1993 | 74° | 50° | 62° | — | — |
| 1992 | 60° | 43° | 51° | — | — |
| 1991 | 55° | 46° | 51° | — | — |
| 1990 | 64° | 47° | 55° | — | — |
| 1989 | 53° | 45° | 49° | — | — |
| 1988 | 59° | 39° | 49° | — | — |
| 1987 | 56° | 47° | 51° | — | — |
| 1986 | 58° | 46° | 52° | — | — |
| 1985 | 62° | 50° | 56° | — | — |
| 1984 | 54° | 47° | 50° | — | — |
| 1983 | 67° | 50° | 58° | — | — |
| 1982 | 70° | 43° | 56° | — | — |
| 1981 | 54° | 39° | 46° | — | — |
| 1980 | 65° | 48° | 56° | — | — |
| 1979 | 58° | 43° | 50° | — | — |
| 1978 | 54° | 40° | 47° | — | — |
| 1977 | 68° | 48° | 58° | — | — |
| 1976 | 75° | 55° | 65° | — | — |
| 1975 | 50° | 41° | 46° | 0.51" | — |
| 1974 | 69° | 50° | 60° | — | — |
| 1973 | 66° | 44° | 55° | — | — |
| 1972 | 52° | 45° | 48° | 1.52" | — |
| 1971 | 55° | 37° | 46° | — | — |
53 years of data from PHILADELPHIA WSFO