Weather on October 17
Philadelphia, PA
55 Years of Data
Avg High
65°F
Avg Low
50°F
Warmest
2021
72°F avg
Coldest
1977
45°F avg
About This Date
October 17th in Philadelphia, PA typically brings mild fall weather, with average highs around 65°F and lows near 50°F. Over 54 years of records, the warmest October 17th was in 2021 (72°F average), while the coldest was 1977 (45°F) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 20% of October 17th dates historically, with the wettest October 17th recording 3.43" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for October 17th in Philadelphia, PA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 62° | 46° | 54° | — | — |
| 2024 | 60° | 42° | 51° | — | — |
| 2023 | 63° | 46° | 54° | — | — |
| 2022 | 70° | 57° | 63° | — | — |
| 2021warmest | 84° | 59° | 72° | — | — |
| 2020 | 55° | 45° | 50° | 1.65" | — |
| 2019 | 66° | 52° | 59° | 3.28" | — |
| 2018 | 59° | 49° | 54° | — | — |
| 2016 | 72° | 52° | 62° | — | — |
| 2015 | 65° | 46° | 55° | — | — |
| 2014 | 71° | 58° | 64° | — | — |
| 2013 | 71° | 59° | 65° | — | — |
| 2012 | 62° | 49° | 55° | — | — |
| 2011 | 70° | 54° | 62° | — | — |
| 2010 | 63° | 48° | 55° | — | — |
| 2009 | 48° | 41° | 45° | 1.32" | — |
| 2008 | 63° | 42° | 52° | — | — |
| 2007 | 76° | 61° | 68° | — | — |
| 2006 | 62° | 54° | 58° | 3.43" | — |
| 2005 | 68° | 52° | 60° | — | — |
| 2004 | 58° | 46° | 52° | — | — |
| 2003 | 58° | 48° | 53° | 0.51" | — |
| 2002 | 57° | 51° | 54° | 0.99" | — |
| 2001 | 58° | 48° | 53° | — | — |
| 2000 | 63° | 54° | 58° | 0.15" | — |
| 1999 | 71° | 57° | 64° | 0.71" | — |
| 1998 | 71° | 49° | 60° | — | — |
| 1997 | 65° | 46° | 55° | — | — |
| 1996 | 83° | 59° | 71° | — | — |
| 1995 | 64° | 44° | 54° | — | — |
| 1994 | 68° | 46° | 57° | — | — |
| 1993 | 68° | 57° | 63° | — | — |
| 1992 | 61° | 48° | 54° | — | — |
| 1991 | 54° | 43° | 48° | — | — |
| 1990 | 73° | 55° | 64° | — | — |
| 1989 | 71° | 66° | 69° | — | — |
| 1988 | 74° | 57° | 65° | — | — |
| 1987 | 69° | 50° | 60° | — | — |
| 1986 | 57° | 48° | 53° | — | — |
| 1985 | 67° | 51° | 59° | — | — |
| 1984 | 71° | 56° | 63° | — | — |
| 1983 | 69° | 52° | 60° | — | — |
| 1982 | 55° | 40° | 47° | — | — |
| 1981 | 68° | 46° | 57° | — | — |
| 1980 | 78° | 58° | 68° | — | — |
| 1979 | 66° | 51° | 59° | — | — |
| 1978 | 58° | 44° | 51° | — | — |
| 1977coldest | 52° | 39° | 45° | 0.38" | — |
| 1976 | 50° | 43° | 46° | 0.36" | — |
| 1975 | 59° | 52° | 55° | 2.41" | — |
| 1974 | 65° | 48° | 56° | — | — |
| 1973 | 62° | 48° | 55° | — | — |
| 1972 | 74° | 48° | 61° | — | — |
| 1971 | 67° | 56° | 61° | — | — |
54 years of data from PHILADELPHIA WSFO