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Wisconsin Dells September Weather

Averages and records for weather in Wisconsin Dells, Wisconsin in the month of September.

Typical Wisconsin Dells September Weather 1991–2020
Average daily high	73.1 °F
Average daily low	48.0 °F
Average monthly precipitation	3.8 inches
Average monthly snow	none
Daily chance of precipitation	31.4%
Daily chance of snow	0%

Wisconsin Dells September Weather Records 1922–2024
Highest temperature	101 °F	September 7, 1922
Lowest temperature	24 °F	September 29, 1949
Highest daily low	74 °F	September 9, 1983
Lowest daily high	39 °F	September 26, 1942
Hottest average high temperature	79.4 °F	2015
Coldest average high temperature	64.1 °F	1993
Most daily precipitation	4.9 inches	September 22, 2016
Most monthly precipitation	12.8 inches	1965
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	78.0	53.4	98	38
September 2	77.8	53.1	98	38
September 3	77.6	52.9	95	39
September 4	77.4	52.6	96	37
September 5	77.1	52.3	93	35
September 6	76.9	51.9	95	34
September 7	76.6	51.6	101	35
September 8	76.2	51.2	98	35
September 9	75.8	50.8	98	34
September 10	75.3	50.3	94	34
September 11	75.0	49.9	91	33
September 12	74.6	49.4	97	30
September 13	74.2	49.1	100	29
September 14	73.7	48.7	98	27
September 15	73.3	48.2	99	31
September 16	72.8	47.8	94	33
September 17	72.4	47.4	94	33
September 18	71.9	47.0	94	30
September 19	71.5	46.6	93	29
September 20	70.9	46.2	90	30
September 21	70.4	45.7	90	30
September 22	69.9	45.3	93	28
September 23	69.6	44.9	93	25
September 24	69.3	44.6	93	26
September 25	69.0	44.2	91	26
September 26	68.7	43.8	91	26
September 27	68.3	43.4	85	27
September 28	67.9	42.9	87	24
September 29	67.5	42.4	89	24
September 30	67.0	42.0	88	26

Weather Station Details

Years	Station	Coordinates
1922–2024	Wisconsin Dells	location