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Erie September Weather

Averages and records for weather in Erie, Pennsylvania in the month of September.

Typical Erie September Weather 1991–2020
Average daily high	72.9 °F
Average daily low	56.8 °F
Average monthly precipitation	4.3 inches
Average monthly snow	none
Daily chance of precipitation	33.7%
Daily chance of snow	0%

Erie September Weather Records 1926–2024
Highest temperature	99 °F	September 3, 1953
Lowest temperature	33 °F	September 23, 1974
Highest daily low	77 °F	September 5, 2018
Lowest daily high	48 °F	September 20, 1956
Hottest average high temperature	77.4 °F	2015
Coldest average high temperature	65.7 °F	1975
Most daily precipitation	4.7 inches	September 14, 1979
Most monthly precipitation	10.7 inches	1977
Most daily snow	none	-
Most monthly snow	none	-

Note: Daily averages are a moving average which includes 14 days before and after

Day	Average (°F)		Record (°F)
Day	High	Low	High	Low
September 1	76.9	61.0	94	44
September 2	76.7	60.8	93	46
September 3	76.5	60.6	99	47
September 4	76.3	60.3	97	46
September 5	76.1	60.0	93	45
September 6	75.9	59.8	93	43
September 7	75.7	59.6	92	41
September 8	75.4	59.3	92	40
September 9	75.1	59.0	94	42
September 10	74.8	58.6	93	40
September 11	74.4	58.2	90	42
September 12	74.1	57.9	89	41
September 13	73.9	57.6	92	43
September 14	73.5	57.4	90	41
September 15	73.1	57.0	92	42
September 16	72.7	56.7	93	39
September 17	72.4	56.4	88	35
September 18	72.0	56.0	88	40
September 19	71.6	55.7	89	40
September 20	71.3	55.4	89	39
September 21	70.8	55.0	92	37
September 22	70.4	54.6	89	40
September 23	70.1	54.2	92	33
September 24	69.8	53.9	89	34
September 25	69.5	53.6	89	37
September 26	69.3	53.3	89	36
September 27	68.9	52.9	84	33
September 28	68.5	52.5	89	34
September 29	68.2	52.1	89	35
September 30	67.9	51.8	84	37

Weather Station Details

Years	Station	Coordinates
1926–2024	Erie International Airport	location