Weather on October 15
Philadelphia, PA
55 Years of Data
About This Date
October 15th in Philadelphia, PA typically brings mild fall weather, with average highs around 69°F and lows near 52°F. Over 52 years of records, the warmest October 15th was in 1975 (75°F average), while the coldest was 2009 (42°F) — a 33°F range across recorded history. Rain or other precipitation has occurred on about 15% of October 15th dates historically, with the wettest October 15th recording 3.18" of rain. The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.2°F warmer on this date compared to 20-30 years ago.
Planning for October 15th in Philadelphia, PA? Great weather for outdoor activities.
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 69° | 56° | 62° | — | — |
| 2024 | 68° | 45° | 56° | — | — |
| 2023 | 54° | 48° | 51° | — | — |
| 2022 | 72° | 49° | 60° | — | — |
| 2021 | 79° | 64° | 71° | — | — |
| 2020 | 77° | 57° | 67° | — | — |
| 2019 | 75° | 52° | 63° | 0.05" | — |
| 2016 | 66° | 48° | 57° | — | — |
| 2015 | 66° | 51° | 59° | — | — |
| 2014 | 80° | 70° | 75° | — | — |
| 2013 | 68° | 53° | 61° | — | — |
| 2012 | 75° | 53° | 64° | — | — |
| 2011 | 69° | 55° | 62° | — | — |
| 2010 | 59° | 48° | 54° | 1.65" | — |
| 2009coldest | 45° | 39° | 42° | 1.63" | — |
| 2008 | 79° | 65° | 72° | — | — |
| 2007 | 69° | 50° | 60° | — | — |
| 2006 | 59° | 42° | 51° | — | — |
| 2005 | 78° | 61° | 69° | — | — |
| 2004 | 68° | 54° | 61° | 0.25" | — |
| 2003 | 62° | 51° | 57° | — | — |
| 2001 | 69° | 56° | 62° | — | — |
| 2000 | 80° | 59° | 70° | — | — |
| 1999 | 64° | 44° | 54° | — | — |
| 1998 | 64° | 49° | 56° | — | — |
| 1997 | 61° | 52° | 56° | 0.58" | — |
| 1996 | 61° | 44° | 52° | — | — |
| 1995 | 62° | 50° | 56° | 3.18" | — |
| 1994 | 62° | 50° | 56° | — | — |
| 1993 | 70° | 56° | 63° | — | — |
| 1992 | 80° | 53° | 67° | — | — |
| 1991 | 66° | 53° | 60° | — | — |
| 1990 | 75° | 60° | 68° | — | — |
| 1989 | 80° | 60° | 70° | — | — |
| 1988 | 71° | 45° | 58° | — | — |
| 1987 | 71° | 44° | 58° | — | — |
| 1986 | 60° | 46° | 53° | — | — |
| 1985 | 83° | 67° | 75° | — | — |
| 1984 | 74° | 58° | 66° | — | — |
| 1983 | 69° | 52° | 60° | — | — |
| 1982 | 69° | 52° | 60° | — | — |
| 1981 | 67° | 47° | 57° | — | — |
| 1980 | 63° | 50° | 56° | — | — |
| 1979 | 62° | 42° | 52° | — | — |
| 1978 | 54° | 43° | 48° | — | — |
| 1977 | 64° | 43° | 53° | 0.18" | — |
| 1976 | 72° | 49° | 60° | — | — |
| 1975warmest | 84° | 66° | 75° | — | — |
| 1974 | 76° | 54° | 65° | 0.86" | — |
| 1973 | 78° | 58° | 68° | — | — |
| 1972 | 61° | 48° | 54° | — | — |
| 1971 | 78° | 60° | 69° | — | — |
Philadelphia, PA Temperature Range by Month
Average monthly highs and lows. The shaded band shows the typical daily temperature range.
Philadelphia, PA Monthly Precipitation
Average rainfall and snowfall per month, in inches.
Philadelphia, PA Daily Temperature Calendar
Average daily high temperature for every day of the year. Each cell is the climatological mean for that calendar day across 55 years of NOAA data.
Best Time to Visit Philadelphia, PA
Philadelphia, PA has no months that meet our "pleasant" threshold — every season has tradeoffs.