Weather on May 12
Philadelphia, PA
55 Years of Data
Avg High
75°F
Avg Low
56°F
Warmest
2004
79°F avg
Coldest
2008
53°F avg
About This Date
May 12th in Philadelphia, PA typically brings pleasant spring weather, with average highs around 75°F and lows near 56°F. Over 53 years of records, the warmest May 12th was in 2004 (79°F average), while the coldest was 2008 (53°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 28% of May 12th dates historically, with the wettest May 12th recording 1.63" of rain. The last decade has been 4.3°F cooler on this date compared to 20-30 years ago.
The last decade has been 4.3°F cooler on this date compared to 20-30 years ago.
Planning for May 12th in Philadelphia, PA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 83° | 60° | 71° | — | — |
| 2024 | 66° | 48° | 57° | — | — |
| 2023 | 82° | 51° | 67° | — | — |
| 2022 | 74° | 57° | 65° | — | — |
| 2021 | 68° | 51° | 60° | 0.1" | — |
| 2018 | 80° | 53° | 67° | 1.09" | — |
| 2017 | 61° | 50° | 55° | — | — |
| 2016 | 69° | 54° | 61° | — | — |
| 2015 | 86° | 69° | 78° | — | — |
| 2014 | 81° | 64° | 72° | — | — |
| 2013 | 79° | 58° | 68° | 0.28" | — |
| 2012 | 72° | 56° | 64° | — | — |
| 2011 | 76° | 53° | 64° | — | — |
| 2010 | 59° | 47° | 53° | 1.17" | — |
| 2009 | 70° | 51° | 60° | — | — |
| 2008coldest | 59° | 46° | 53° | 1.52" | — |
| 2007 | 79° | 58° | 68° | 1.17" | — |
| 2006 | 74° | 51° | 62° | — | — |
| 2005 | 76° | 54° | 65° | — | — |
| 2004warmest | 88° | 70° | 79° | — | — |
| 2003 | 71° | 59° | 65° | 0.05" | — |
| 2002 | 79° | 57° | 68° | 1.63" | — |
| 2001 | 85° | 61° | 73° | — | — |
| 2000 | 83° | 64° | 73° | — | — |
| 1999 | 84° | 56° | 70° | 0.56" | — |
| 1998 | 58° | 50° | 54° | 0.3" | — |
| 1997 | 80° | 59° | 70° | — | — |
| 1996 | 62° | 49° | 55° | 1.37" | — |
| 1995 | 71° | 53° | 62° | — | — |
| 1994 | 74° | 61° | 67° | 0.23" | — |
| 1993 | 83° | 62° | 72° | — | — |
| 1992 | 74° | 51° | 62° | — | — |
| 1991 | 88° | 58° | 73° | — | — |
| 1990 | 63° | 50° | 56° | — | — |
| 1989 | 61° | 49° | 55° | — | — |
| 1988 | 74° | 55° | 64° | — | — |
| 1987 | 86° | 63° | 74° | — | — |
| 1986 | 78° | 51° | 65° | — | — |
| 1985 | 83° | 66° | 74° | — | — |
| 1984 | 76° | 63° | 69° | — | — |
| 1983 | 68° | 49° | 58° | — | — |
| 1982 | 83° | 52° | 67° | — | — |
| 1981 | 70° | 52° | 61° | — | — |
| 1980 | 83° | 61° | 72° | — | — |
| 1979 | 64° | 58° | 61° | — | — |
| 1978 | 75° | 50° | 63° | — | — |
| 1977 | 78° | 56° | 67° | — | — |
| 1976 | 63° | 51° | 57° | 0.25" | — |
| 1975 | 78° | 57° | 68° | 1.63" | — |
| 1974 | 74° | 52° | 63° | 1.19" | — |
| 1973 | 74° | 58° | 66° | — | — |
| 1972 | 76° | 53° | 64° | — | — |
| 1971 | 71° | 61° | 66° | — | — |
53 years of data from PHILADELPHIA WSFO