Weather on October 31
Philadelphia, PA
55 Years of Data
Avg High
63°F
Avg Low
48°F
Warmest
2004
69°F avg
Coldest
1993
41°F avg
About This Date
October 31st in Philadelphia, PA typically brings mild fall weather, with average highs around 63°F and lows near 48°F. Over 53 years of records, the warmest October 31st was in 2004 (69°F average), while the coldest was 1993 (41°F) — a 28°F range across recorded history. Rain or other precipitation has occurred on about 17% of October 31st dates historically, with the wettest October 31st recording 2.39" of rain. The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.9°F warmer on this date compared to 20-30 years ago.
Planning for October 31st 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 | 69° | 52° | 60° | — | — |
| 2024 | 76° | 58° | 67° | — | — |
| 2023 | 71° | 47° | 59° | — | — |
| 2022 | 66° | 48° | 57° | — | — |
| 2021 | 69° | 59° | 64° | — | — |
| 2020 | 48° | 36° | 42° | — | — |
| 2019 | 69° | 60° | 65° | 1.78" | — |
| 2016 | 68° | 42° | 55° | 0.64" | — |
| 2015 | 59° | 42° | 51° | — | — |
| 2014 | 59° | 40° | 49° | — | — |
| 2013 | 58° | 49° | 53° | 0.13" | — |
| 2012 | 49° | 43° | 46° | — | — |
| 2011 | 57° | 35° | 46° | — | — |
| 2010 | 56° | 45° | 50° | — | — |
| 2009 | 72° | 51° | 61° | 1.12" | — |
| 2008 | 64° | 43° | 53° | — | — |
| 2007 | 65° | 46° | 55° | — | — |
| 2006 | 72° | 50° | 61° | 0.05" | — |
| 2005 | 77° | 46° | 62° | — | — |
| 2004warmest | 75° | 62° | 69° | — | — |
| 2003 | 72° | 49° | 60° | — | — |
| 2002 | 46° | 41° | 44° | 1.17" | — |
| 2001 | 61° | 46° | 53° | — | — |
| 2000 | 62° | 40° | 51° | — | — |
| 1999 | 71° | 55° | 63° | — | — |
| 1998 | 60° | 43° | 51° | — | — |
| 1997 | 70° | 46° | 58° | 0.3" | — |
| 1996 | 63° | 50° | 56° | — | — |
| 1995 | 57° | 52° | 54° | — | — |
| 1994 | 74° | 52° | 63° | — | — |
| 1993coldest | 43° | 39° | 41° | 2.39" | — |
| 1992 | 49° | 44° | 46° | — | — |
| 1991 | 61° | 51° | 56° | — | — |
| 1990 | 68° | 51° | 60° | — | — |
| 1989 | 68° | 60° | 64° | — | — |
| 1988 | 52° | 36° | 44° | — | — |
| 1987 | 64° | 51° | 58° | — | — |
| 1986 | 60° | 40° | 50° | — | — |
| 1985 | 62° | 52° | 57° | — | — |
| 1984 | 74° | 60° | 67° | — | — |
| 1983 | 60° | 40° | 50° | — | — |
| 1982 | 72° | 53° | 62° | — | — |
| 1981 | 55° | 49° | 52° | — | — |
| 1980 | 63° | 40° | 51° | — | — |
| 1979 | 62° | 42° | 52° | — | — |
| 1978 | 66° | 47° | 56° | — | — |
| 1977 | 61° | 46° | 53° | — | — |
| 1976 | 62° | 47° | 54° | 1.57" | — |
| 1975 | 53° | 35° | 44° | — | — |
| 1974 | 75° | 60° | 68° | — | — |
| 1973 | 66° | 51° | 59° | — | — |
| 1972 | 48° | 37° | 43° | — | — |
| 1971 | 65° | 60° | 62° | — | — |
53 years of data from PHILADELPHIA CITY