Weather on August 13
Philadelphia, PA
55 Years of Data
Avg High
86°F
Avg Low
70°F
Warmest
2005
92°F avg
Coldest
1996
66°F avg
About This Date
August 13th in Philadelphia, PA typically brings warm summer weather, with average highs around 86°F and lows near 70°F. Over 55 years of records, the warmest August 13th was in 2005 (92°F average), while the coldest was 1996 (66°F) — a 26°F range across recorded history. Rain or other precipitation has occurred on about 33% of August 13th dates historically, with the wettest August 13th recording 7.8" of rain. The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.1°F warmer on this date compared to 20-30 years ago.
Planning for August 13th in Philadelphia, PA? Stay hydrated and seek shade during peak afternoon hours. Consider bringing rain gear or an umbrella.
Warming Trend
1.0°F per decade on this date
| Year | High | Low | Avg | Precip | Snow |
|---|---|---|---|---|---|
| 2025 | 93° | 76° | 84° | — | — |
| 2024 | 85° | 65° | 75° | — | — |
| 2023 | 90° | 74° | 82° | — | — |
| 2022 | 88° | 64° | 76° | — | — |
| 2021 | 97° | 79° | 88° | — | — |
| 2020 | 92° | 70° | 81° | — | — |
| 2019 | 90° | 76° | 83° | — | — |
| 2018 | 89° | 73° | 81° | 0.76" | — |
| 2017 | 85° | 70° | 77° | — | — |
| 2016 | 99° | 82° | 90° | — | — |
| 2015 | 85° | 67° | 76° | — | — |
| 2014 | 80° | 67° | 73° | 2.29" | — |
| 2013 | 86° | 67° | 76° | 3.99" | — |
| 2012 | 86° | 70° | 78° | — | — |
| 2011 | 88° | 69° | 78° | 7.8" | — |
| 2010 | 80° | 72° | 76° | 0.15" | — |
| 2009 | 75° | 67° | 71° | 0.36" | — |
| 2008 | 87° | 71° | 79° | — | — |
| 2007 | 90° | 74° | 82° | — | — |
| 2006 | 83° | 68° | 75° | — | — |
| 2005warmest | 103° | 81° | 92° | — | — |
| 2004 | 82° | 75° | 79° | 0.1" | — |
| 2003 | 90° | 77° | 83° | — | — |
| 2002 | 102° | 79° | 90° | — | — |
| 2001 | 88° | 72° | 80° | 0.33" | — |
| 2000 | 70° | 64° | 67° | 0.05" | — |
| 1999 | 93° | 77° | 85° | 4.24" | — |
| 1998 | 85° | 72° | 78° | — | — |
| 1997 | 88° | 65° | 76° | 1.55" | — |
| 1996coldest | 72° | 60° | 66° | 7.11" | — |
| 1995 | 94° | 74° | 84° | — | — |
| 1994 | 85° | 71° | 78° | — | — |
| 1993 | 88° | 72° | 80° | 0.48" | — |
| 1992 | 76° | 63° | 69° | — | — |
| 1991 | 88° | 72° | 80° | — | — |
| 1990 | 89° | 68° | 79° | — | — |
| 1989 | 87° | 71° | 79° | — | — |
| 1988 | 94° | 80° | 87° | — | — |
| 1987 | 81° | 65° | 73° | — | — |
| 1986 | 83° | 67° | 75° | — | — |
| 1985 | 87° | 67° | 77° | — | — |
| 1984 | 88° | 75° | 81° | — | — |
| 1983 | 72° | 62° | 67° | — | — |
| 1982 | 80° | 62° | 71° | — | — |
| 1981 | 81° | 70° | 75° | — | — |
| 1980 | 85° | 70° | 77° | — | — |
| 1979 | 77° | 57° | 67° | — | — |
| 1978 | 86° | 70° | 78° | 0.84" | — |
| 1977 | 81° | 72° | 76° | 1.78" | — |
| 1976 | 91° | 68° | 80° | 0.79" | — |
| 1975 | 90° | 70° | 80° | 1.09" | — |
| 1974 | 82° | 68° | 75° | — | — |
| 1973 | 88° | 72° | 80° | — | — |
| 1972 | 83° | 70° | 76° | 0.84" | — |
| 1971 | 84° | 64° | 74° | — | — |
55 years of data from PHILADELPHIA WSFO