Delaware County, PA
An ordinary day in Delaware County, PA: was cooler than 58 of 75 earlier years in the county average (county average from NOAA gridded data, 1951 to 2026).
Last updated . This page normally updates every day; the latest update is late.
- Tuesday 29 September 2026: a high of 67.9°F averaged over Delaware County, PA, the coldest 29 September day in the county average since 2023, 18th coldest of 76 (county average from NOAA gridded data, 1951 to 2026).
- Tuesday 29 September 2026: a low of 58.5°F averaged over Delaware County, PA, the warmest 29 September night in the county average since 2025, 20th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
- Tuesday 29 September 2026: 0.03 in of precipitation averaged over Delaware County, PA, the wettest 29 September in the county average since 2024, tied 25th wettest of 76 (with 1962) (county average from NOAA gridded data, 1951 to 2026).
The month
- September 2026 so far averaged 69.3°F in Delaware County, PA, the warmest 1 to 29 September in the county average since 2025, 19th warmest of 76 (county average from NOAA gridded data, 1951 to 2026).
- August 2026 averaged 76.8°F in Delaware County, PA, the warmest August in the county average since 2022, tied 10th warmest of 132 (with 2020 and 1955) (county average from NOAA's monthly county data, 1895 to 2026).
- Days of the month without a value
- 0
Every year on this date
- Above the normal range
- In it
- Below it
- Normal range
- This year and the extreme
Every year as a table
| Year | High, °F | Low, °F |
|---|---|---|
| 2026 | 67.9 | 58.5 |
| 2025 | 83.5 | 63.3 |
| 2024 | 72.1 | 64.2 |
| 2023 | 62.3 | 55.9 |
| 2022 | 68.7 | 49.2 |
| 2021 | 75 | 55.3 |
| 2020 | 81.4 | 66.4 |
| 2019 | 84.7 | 61.2 |
| 2018 | 72.4 | 54.2 |
| 2017 | 77.1 | 50.9 |
| 2016 | 71.2 | 55.3 |
| 2015 | 80.6 | 64.7 |
| 2014 | 82.5 | 57.6 |
| 2013 | 73.1 | 51.2 |
| 2012 | 75.1 | 57.5 |
| 2011 | 77.9 | 66.9 |
| 2010 | 77.4 | 58.7 |
| 2009 | 74.8 | 51 |
| 2008 | 73.7 | 60.7 |
| 2007 | 79 | 56.4 |
| 2006 | 74.9 | 54.3 |
| 2005 | 75.9 | 52.9 |
| 2004 | 74.3 | 63.1 |
| 2003 | 69.3 | 52 |
| 2002 | 74.7 | 51.6 |
| 2001 | 62.4 | 47 |
| 2000 | 67.8 | 41.7 |
| 1999 | 77.9 | 64 |
| 1998 | 78.9 | 49.2 |
| 1997 | 71.9 | 55.3 |
| 1996 | 75.8 | 54.6 |
| 1995 | 74.8 | 48.3 |
| 1994 | 73.1 | 51.1 |
| 1993 | 65.4 | 45.1 |
| 1992 | 66.5 | 52.7 |
| 1991 | 65.2 | 41 |
| 1990 | 76.2 | 52.8 |
| 1989 | 67.1 | 41.4 |
| 1988 | 76.2 | 50.4 |
| 1987 | 81.5 | 55.1 |
| 1986 | 70.2 | 59.6 |
| 1985 | 70.1 | 47.1 |
| 1984 | 51 | 44.5 |
| 1983 | 72.8 | 48 |
| 1982 | 74.5 | 54.8 |
| 1981 | 66 | 40.8 |
| 1980 | 73.2 | 47.4 |
| 1979 | 75 | 60.4 |
| 1978 | 70.3 | 38.8 |
| 1977 | 71.8 | 49.4 |
| 1976 | 68.2 | 43.4 |
| 1975 | 71.6 | 45.8 |
| 1974 | 74.5 | 63.3 |
| 1973 | 77.8 | 64.8 |
| 1972 | 68.8 | 60.4 |
| 1971 | 73.1 | 58.9 |
| 1970 | 64.2 | 43 |
| 1969 | 70.4 | 45.9 |
| 1968 | 75.3 | 46.2 |
| 1967 | 74 | 65.5 |
| 1966 | 57.5 | 53 |
| 1965 | 68.1 | 43 |
| 1964 | 55.8 | 49.9 |
| 1963 | 76.4 | 56.4 |
| 1962 | 65.6 | 47.6 |
| 1961 | 72.5 | 43.4 |
| 1960 | 70.2 | 61 |
| 1959 | 84.3 | 69.6 |
| 1958 | 66.3 | 41.8 |
| 1957 | 62.6 | 37.5 |
| 1956 | 60.1 | 52.9 |
| 1955 | 75.1 | 50.2 |
| 1954 | 83.2 | 58.2 |
| 1953 | 81.6 | 51.7 |
| 1952 | 76.8 | 48.2 |
| 1951 | 65.7 | 39.4 |
Nearby
Philadelphia, PA 9.6 mi, the nearest city with its own station