September weather in Erie, PA
The average temperature in Erie in September is 65.2°F (56.7°F–73.7°F). Average precipitation: 4.32 inches.
September is a fall month in Erie, and is warmer than the annual average of 50.8°F. Daily temperatures swing about 17°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 12h 16m. For travel, September is a comfortable month to visit.
Avg High
73.7°F
Avg Low
56.7°F
Precipitation
4.32 in
Daylight
12h 16m
September records in Erie
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| September 1 | 93.9°F (1943) | 44.1°F (1970) | 1.87 in (1980) |
| September 2 | 93.0°F (1953) | 46.0°F (1970) | 1.38 in (1980) |
| September 3 | 99.0°F (1953) | 46.9°F (1946) | 2.26 in (1933) |
| September 4 | 97.0°F (1953) | 46.0°F (1951) | 2.69 in (1944) |
| September 5 | 93.0°F (2018) | 45.0°F (1974) | 0.68 in (1953) |
| September 6 | 93.0°F (2007) | 43.0°F (1950) | 1.44 in (1990) |
| September 7 | 91.9°F (1960) | 41.0°F (1962) | 1.49 in (1996) |
| September 8 | 91.9°F (1959) | 39.9°F (1951) | 2.33 in (1942) |
| September 9 | 93.9°F (1959) | 42.1°F (1956) | 1.68 in (2004) |
| September 10 | 93.0°F (1964) | 39.9°F (1956) | 1.57 in (2016) |
| September 11 | 90.0°F (1947) | 42.1°F (1967) | 1.36 in (2015) |
| September 12 | 89.1°F (1952) | 41.0°F (1958) | 2.54 in (2015) |
| September 13 | 91.9°F (1931) | 43.0°F (1955) | 1.93 in (1977) |
| September 14 | 90.0°F (1939) | 41.0°F (1963) | 4.66 in (1979) |
| September 15 | 91.9°F (1936) | 42.1°F (1953) | 3.84 in (2002) |
| September 16 | 93.0°F (1939) | 39.0°F (1966) | 1.59 in (1977) |
| September 17 | 88.0°F (1942) | 35.1°F (1959) | 3.67 in (1996) |
| September 18 | 88.0°F (1955) | 39.9°F (1990) | 1.99 in (1945) |
| September 19 | 89.1°F (1955) | 39.9°F (1929) | 1.62 in (1942) |
| September 20 | 89.1°F (1965) | 39.0°F (1973) | 1.06 in (2006) |
| September 21 | 91.9°F (2018) | 37.0°F (1973) | 1.95 in (2013) |
| September 22 | 89.1°F (1931) | 39.9°F (1948) | 2.04 in (1983) |
| September 23 | 91.9°F (1936) | 33.1°F (1974) | 1.29 in (1926) |
| September 24 | 89.1°F (2010) | 34.0°F (1974) | 1.55 in (1977) |
| September 25 | 89.1°F (1933) | 37.0°F (1976) | 1.40 in (1994) |
| September 26 | 89.1°F (1998) | 36.0°F (1957) | 3.91 in (1986) |
| September 27 | 84.0°F (1946) | 33.1°F (1957) | 2.58 in (2022) |
| September 28 | 89.1°F (1959) | 34.0°F (1957) | 1.68 in (1962) |
| September 29 | 89.1°F (1954) | 35.1°F (1969) | 2.99 in (1999) |
| September 30 | 84.0°F (1954) | 37.0°F (1951) | 3.99 in (1959) |