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Springfield September Weather

Averages and records for weather in Springfield, Illinois in the month of September.

Typical Springfield September Weather 1991–2020
Average daily high	79.8 °F
Average daily low	55.4 °F
Average monthly precipitation	2.9 inches
Average monthly snow	none
Daily chance of precipitation	24.3%
Daily chance of snow	0%

Springfield September Weather Records 1901–2024
Highest temperature	102 °F	September 1, 2011
Lowest temperature	32 °F	September 29, 2003
Highest daily low	77 °F	September 1, 2011
Lowest daily high	46 °F	September 25, 1942
Hottest average high temperature	86.9 °F	1939
Coldest average high temperature	70.1 °F	1918
Most daily precipitation	5.4 inches	September 8, 1926
Most monthly precipitation	15.2 inches	1926
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	83.5	61.0	102	43
September 2	83.3	60.7	101	42
September 3	83.2	60.4	100	40
September 4	83.1	60.2	100	42
September 5	82.9	59.9	99	44
September 6	82.7	59.6	100	40
September 7	82.5	59.3	100	41
September 8	82.2	58.9	97	39
September 9	81.8	58.4	100	43
September 10	81.5	57.9	98	41
September 11	81.2	57.5	98	39
September 12	80.8	57.0	96	39
September 13	80.5	56.6	100	38
September 14	80.2	56.1	100	37
September 15	79.9	55.6	100	35
September 16	79.6	55.1	100	39
September 17	79.3	54.7	95	39
September 18	79.0	54.4	95	35
September 19	78.6	54.1	95	38
September 20	78.3	53.7	96	34
September 21	77.9	53.3	96	36
September 22	77.5	52.9	96	33
September 23	77.2	52.5	95	32
September 24	76.9	52.1	94	33
September 25	76.5	51.8	94	36
September 26	76.1	51.4	94	35
September 27	75.8	51.0	91	37
September 28	75.3	50.6	94	33
September 29	74.9	50.2	100	32
September 30	74.6	49.8	92	32

Weather Station Details

Years	Station	Coordinates
1901–2024	Springfield Capital Airport	location