Weather on April 20
Philadelphia, PA
55 Years of Data
Avg High
69°F
Avg Low
50°F
Warmest
1976
80°F avg
Coldest
1983
40°F avg
About This Date
April 20th in Philadelphia, PA typically brings mild spring weather, with average highs around 69°F and lows near 50°F. Over 53 years of records, the warmest April 20th was in 1976 (80°F average), while the coldest was 1983 (40°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 21% of April 20th dates historically, with the wettest April 20th recording 6.35" of rain. The last decade has been 2.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 2.4°F cooler on this date compared to 20-30 years ago.
Planning for April 20th in Philadelphia, PA? Great weather for outdoor activities.
Warming Trend
0.4°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 79° | 62° | 70° | — | — |
| 2024 | 58° | 49° | 53° | — | — |
| 2023 | 69° | 51° | 60° | — | — |
| 2022 | 56° | 39° | 47° | — | — |
| 2021 | 64° | 50° | 57° | — | — |
| 2019 | 80° | 65° | 72° | 3.1" | — |
| 2018 | 58° | 36° | 47° | 0.05" | — |
| 2017 | 71° | 50° | 61° | — | — |
| 2016 | 76° | 56° | 66° | — | — |
| 2015 | 65° | 49° | 57° | 6.35" | — |
| 2014 | 69° | 48° | 59° | — | — |
| 2013 | 80° | 50° | 65° | 1.65" | — |
| 2012 | 79° | 51° | 65° | — | — |
| 2011 | 58° | 46° | 52° | 0.1" | — |
| 2010 | 67° | 49° | 58° | — | — |
| 2009 | 52° | 47° | 49° | 1.88" | — |
| 2008 | 76° | 52° | 64° | — | — |
| 2007 | 72° | 43° | 57° | — | — |
| 2006 | 89° | 56° | 72° | — | — |
| 2005 | 87° | 64° | 76° | — | — |
| 2004 | 76° | 59° | 67° | 0.03" | — |
| 2003 | 72° | 48° | 60° | — | — |
| 2002 | 74° | 58° | 66° | — | — |
| 2000 | 71° | 52° | 61° | 0.05" | — |
| 1999 | 52° | 46° | 49° | — | — |
| 1998 | 64° | 48° | 56° | — | — |
| 1997 | 62° | 42° | 52° | — | — |
| 1996 | 76° | 61° | 68° | — | — |
| 1995 | 84° | 55° | 70° | — | — |
| 1994 | 81° | 56° | 68° | 0.08" | — |
| 1993 | 74° | 55° | 64° | — | — |
| 1992 | 65° | 43° | 54° | — | — |
| 1991 | 51° | 43° | 47° | — | — |
| 1990 | 67° | 46° | 56° | — | — |
| 1989 | 66° | 48° | 57° | — | — |
| 1988 | 58° | 38° | 48° | — | — |
| 1987 | 74° | 57° | 65° | — | — |
| 1986 | 74° | 50° | 62° | — | — |
| 1985 | 80° | 54° | 67° | — | — |
| 1984 | 65° | 49° | 57° | — | — |
| 1983coldest | 49° | 32° | 40° | — | — |
| 1982 | 71° | 48° | 60° | — | — |
| 1981 | 59° | 39° | 49° | — | — |
| 1980 | 76° | 53° | 64° | — | — |
| 1979 | 65° | 43° | 54° | — | — |
| 1978 | 57° | 46° | 52° | 0.74" | — |
| 1977 | 76° | 51° | 63° | — | — |
| 1976warmest | 93° | 67° | 80° | — | — |
| 1975 | 60° | 48° | 54° | — | — |
| 1974 | 65° | 43° | 54° | — | — |
| 1973 | 68° | 48° | 58° | — | — |
| 1972 | 73° | 43° | 58° | 0.05" | — |
| 1971 | 73° | 53° | 63° | — | — |
53 years of data from PHILADELPHIA CITY