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Du Quoin September Weather

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

Typical Du Quoin September Weather 1991–2020
Average daily high	80.7 °F
Average daily low	57.0 °F
Average monthly precipitation	3.4 inches
Average monthly snow	none
Daily chance of precipitation	21.4%
Daily chance of snow	0%

Du Quoin September Weather Records 1893–2024
Highest temperature	108 °F	September 6, 1925
Lowest temperature	27 °F	September 29, 1899
Highest daily low	78 °F	September 4, 1939
Lowest daily high	52 °F	September 26, 1942
Hottest average high temperature	91.5 °F	1939
Coldest average high temperature	75.0 °F	1918
Most daily precipitation	4.6 inches	September 23, 1993
Most monthly precipitation	10.5 inches	1993
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	84.9	62.5	101	47
September 2	84.6	62.3	102	46
September 3	84.4	62.0	105	46
September 4	84.2	61.7	106	44
September 5	84.0	61.3	107	43
September 6	83.8	61.0	108	43
September 7	83.5	60.7	104	41
September 8	83.2	60.4	105	42
September 9	82.9	60.0	105	44
September 10	82.5	59.6	102	41
September 11	82.1	59.2	98	36
September 12	81.7	58.8	100	37
September 13	81.4	58.3	103	34
September 14	81.2	57.8	104	34
September 15	80.8	57.3	104	38
September 16	80.5	56.8	99	36
September 17	80.2	56.4	100	38
September 18	79.9	56.0	100	35
September 19	79.6	55.7	99	32
September 20	79.4	55.4	98	37
September 21	79.1	55.0	100	34
September 22	78.8	54.6	99	33
September 23	78.5	54.2	94	31
September 24	78.2	53.8	96	30
September 25	77.9	53.4	95	37
September 26	77.5	53.1	96	30
September 27	77.2	52.7	94	34
September 28	76.8	52.4	97	28
September 29	76.5	52.0	92	27
September 30	76.2	51.6	94	33

Weather Station Details

Years	Station	Coordinates
1893–2024	Du Quoin 4 SE	location