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Philadelphia, PA Weather on August 27
August 27th in Philadelphia, PA typically brings warm summer weather, with average highs around 85°F and lows near 70°F. Over 54 years of records, the warmest August 27th was in 1993 (87°F average), while the coldest was 1987 (68°F) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 20% of August 27th dates historically, with the wettest August 27th recording 5.73" of rain. Temperatures on this date have remained relatively stable over the past several decades.
What to Expect on August 27
Planning for August 27th in Philadelphia, PA? Stay hydrated and seek shade during peak afternoon hours.
August 27 Weather Records for Philadelphia
- •The all-time record high for August 27th in Philadelphia, PA is 96°F, set in 2021.
- •The coldest August 27th on record dropped to 60°F in 2025.
- •Temperatures have reached 90°F or higher on August 27th in 10 of the last 54 years.
- •Last year (1971), August 27th was 14°F cooler than the long-term average.
Frequently Asked Questions
What was the warmest August 27 ever in Philadelphia?
The warmest August 27 in Philadelphia, PA reached 96°F in 2021. That is 11°F above the long-term average high of 85°F.
What was the coldest August 27 ever in Philadelphia?
The coldest August 27 in Philadelphia, PA dropped to 60°F in 2025. That is 10°F below the long-term average low of 70°F.
What is the average temperature on August 27 in Philadelphia?
On August 27, Philadelphia averages a high of 85°F and a low of 70°F based on 54 years of NOAA weather observations from PHILADELPHIA CITY.
How many years of weather data are available for August 27 in Philadelphia?
We have 54 years of weather records for August 27 in Philadelphia, PA, sourced from NOAA's Global Historical Climatology Network. Records include daily high and low temperatures, precipitation, and snowfall data going back to 2025.
August 27 Weather History in Philadelphia
| Year | High | Low | Precip | Snow |
|---|---|---|---|---|
| 2025 | 81°F | 60°F | 0" | -- |
| 2024 | 91°F | 71°F | 0" | -- |
| 2023 | 89°F | 70°F | -- | -- |
| 2022 | 93°F | 74°F | 0" | -- |
| 2021 | 96°F | 79°F | 0" | -- |
| 2020 | 84°F | 74°F | 0" | -- |
| 2019 | 80°F | 60°F | 0" | -- |
| 2018 | 87°F | 74°F | 0" | -- |
| 2017 | 81°F | 66°F | 0" | -- |
| 2016 | 94°F | 75°F | 0" | -- |
| 2015 | 84°F | 64°F | 0" | -- |
| 2014 | 90°F | 70°F | 0" | -- |
| 2013 | 87°F | 69°F | 0" | -- |
| 2012 | 89°F | 71°F | 0.05" | -- |
| 2011 | 78°F | 70°F | 5.73" | -- |
| 2010 | 84°F | 62°F | 0" | -- |
| 2009 | 81°F | 69°F | 0.07" | -- |
| 2008 | 81°F | 66°F | 0" | -- |
| 2007 | 85°F | 68°F | 0" | -- |
| 2006 | 80°F | 70°F | 3.18" | -- |
| 2005 | 82°F | 72°F | 0.33" | -- |
| 2004 | 87°F | 72°F | 0" | -- |
| 2002 | 88°F | 70°F | 0" | -- |
| 2001 | 89°F | 72°F | 0" | -- |
| 2000 | 86°F | 68°F | 1.61" | -- |
| 1999 | 84°F | 70°F | 0.01" | -- |
| 1998 | 84°F | 73°F | 0" | -- |
| 1997 | 85°F | 70°F | 0.3" | -- |
| 1996 | 82°F | 70°F | 0" | -- |
| 1995 | 86°F | 70°F | 0" | -- |
| 1994 | 89°F | 73°F | 0" | -- |
| 1993 | 95°F | 78°F | 0" | -- |
| 1992 | 87°F | 69°F | -- | -- |
| 1991 | 86°F | 68°F | -- | -- |
| 1990 | 89°F | 67°F | -- | -- |
| 1989 | 82°F | 64°F | -- | -- |
| 1988 | 91°F | 69°F | -- | -- |
| 1987 | 73°F | 63°F | -- | -- |
| 1986 | 84°F | 72°F | -- | -- |
| 1985 | 84°F | 71°F | -- | -- |
| 1984 | 82°F | 68°F | -- | -- |
| 1983 | 93°F | 70°F | -- | -- |
| 1982 | 76°F | 63°F | -- | -- |
| 1981 | 83°F | 64°F | -- | -- |
| 1980 | 94°F | 77°F | -- | -- |
| 1979 | 87°F | 72°F | -- | -- |
| 1978 | 79°F | 68°F | 0.02" | -- |
| 1977 | 82°F | 64°F | 0" | -- |
| 1976 | 79°F | 73°F | 0.11" | -- |
| 1975 | 87°F | 71°F | 0" | -- |
| 1974 | 85°F | 72°F | 0" | -- |
| 1973 | 91°F | 74°F | 0" | -- |
| 1972 | 89°F | 70°F | 0.21" | -- |
| 1971 | 71°F | 68°F | -- | -- |
Based on 54 years of data from NOAA station: PHILADELPHIA CITY
Monthly Climate Averages
Historical temperature and precipitation averages for Philadelphia, PA, based on 55+ years of weather data.
Temperatures in Fahrenheit. Precipitation and snowfall in inches.