Weather on April 9
Philadelphia, PA
55 Years of Data
Avg High
59°F
Avg Low
42°F
Warmest
1991
76°F avg
Coldest
1977
36°F avg
About This Date
April 9th in Philadelphia, PA typically brings cool spring weather, with average highs around 59°F and lows near 42°F. Over 53 years of records, the warmest April 9th was in 1991 (76°F average), while the coldest was 1977 (36°F) — a 40°F range across recorded history. Rain or other precipitation has occurred on about 25% of April 9th dates historically, with the wettest April 9th recording 3.71" of rain. The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.3°F warmer on this date compared to 20-30 years ago.
Planning for April 9th in Philadelphia, PA? Bring layers as temperatures can vary throughout the day.
Warming Trend
1.3°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 48° | 32° | 40° | — | — |
| 2024 | 69° | 51° | 60° | — | — |
| 2023 | 53° | 39° | 46° | — | — |
| 2022 | 64° | 45° | 54° | 0.66" | — |
| 2021 | 74° | 51° | 62° | — | — |
| 2019 | 82° | 55° | 69° | — | — |
| 2018 | 49° | 32° | 40° | — | — |
| 2017 | 60° | 39° | 50° | — | — |
| 2016 | 51° | 40° | 45° | 0.05" | — |
| 2015 | 44° | 38° | 41° | 0.18" | — |
| 2014 | 65° | 44° | 54° | — | — |
| 2013 | 79° | 61° | 70° | — | — |
| 2012 | 70° | 51° | 60° | — | — |
| 2011 | 49° | 40° | 44° | 1.9" | — |
| 2010 | 85° | 52° | 68° | 1.55" | — |
| 2009 | 63° | 48° | 55° | — | — |
| 2008 | 62° | 44° | 53° | — | — |
| 2007 | 44° | 32° | 38° | — | — |
| 2006 | 52° | 42° | 47° | — | — |
| 2005 | 65° | 48° | 56° | — | — |
| 2004 | 63° | 45° | 54° | — | — |
| 2003 | 42° | 38° | 40° | 0.36" | — |
| 2002 | 77° | 60° | 69° | 0.23" | — |
| 2000 | 52° | 31° | 41° | 0.03" | — |
| 1999 | 71° | 43° | 57° | 3.05" | — |
| 1998 | 50° | 38° | 44° | 3.71" | — |
| 1997 | 45° | 32° | 38° | — | — |
| 1996 | 42° | 32° | 37° | 0.58" | — |
| 1995 | 67° | 41° | 54° | 0.23" | — |
| 1994 | 57° | 34° | 45° | — | — |
| 1993 | 66° | 44° | 55° | — | — |
| 1992 | 62° | 46° | 54° | — | — |
| 1991warmest | 83° | 69° | 76° | — | — |
| 1990 | 61° | 40° | 50° | — | — |
| 1989 | 55° | 43° | 49° | — | — |
| 1988 | 60° | 42° | 51° | — | — |
| 1987 | 60° | 43° | 51° | — | — |
| 1986 | 55° | 44° | 50° | — | — |
| 1985 | 45° | 33° | 39° | — | — |
| 1984 | 65° | 39° | 52° | — | — |
| 1983 | 57° | 44° | 51° | — | — |
| 1982 | 39° | 32° | 36° | — | — |
| 1981 | 69° | 56° | 62° | — | — |
| 1980 | 62° | 57° | 60° | — | — |
| 1979 | 46° | 36° | 41° | — | — |
| 1978 | 54° | 32° | 43° | — | — |
| 1977coldest | 46° | 27° | 36° | — | — |
| 1976 | 55° | 38° | 46° | — | — |
| 1975 | 54° | 36° | 45° | — | — |
| 1974 | 46° | 36° | 41° | 2.31" | — |
| 1973 | 59° | 41° | 50° | — | — |
| 1972 | 51° | 27° | 39° | — | — |
| 1971 | 73° | 43° | 58° | — | — |
53 years of data from PHILADELPHIA WSFO