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Sturgeon Bay September Weather

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

Typical Sturgeon Bay September Weather 1991–2020
Average daily high	69.8 °F
Average daily low	51.5 °F
Average monthly precipitation	3.1 inches
Average monthly snow	none
Daily chance of precipitation	33.8%
Daily chance of snow	0%

Sturgeon Bay September Weather Records 1905–2024
Highest temperature	96 °F	September 10, 1931
Lowest temperature	26 °F	September 25, 1947
Highest daily low	72 °F	September 3, 1922
Lowest daily high	44 °F	September 29, 1967
Hottest average high temperature	76.6 °F	1998
Coldest average high temperature	62.6 °F	1924
Most daily precipitation	3.7 inches	September 1, 1979
Most monthly precipitation	10.4 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	74.5	55.9	95	35
September 2	74.2	55.7	93	37
September 3	74.0	55.5	95	34
September 4	73.8	55.2	91	40
September 5	73.6	55.0	88	40
September 6	73.3	54.8	91	38
September 7	73.0	54.5	93	35
September 8	72.6	54.2	93	37
September 9	72.3	53.8	96	31
September 10	71.9	53.4	96	33
September 11	71.5	53.0	95	31
September 12	71.2	52.6	92	34
September 13	70.9	52.3	88	36
September 14	70.5	52.0	93	35
September 15	70.0	51.7	94	37
September 16	69.6	51.4	82	34
September 17	69.2	51.0	87	30
September 18	68.8	50.6	93	32
September 19	68.3	50.3	86	33
September 20	67.9	49.9	85	32
September 21	67.4	49.4	83	32
September 22	66.9	49.0	85	34
September 23	66.5	48.6	84	30
September 24	66.1	48.4	90	27
September 25	65.8	48.1	83	26
September 26	65.5	47.8	82	27
September 27	65.0	47.3	84	28
September 28	64.6	46.9	83	28
September 29	64.2	46.5	82	27
September 30	63.9	46.1	79	27

Weather Station Details

Years	Station	Coordinates
1905–2024	Sturgeon Bay Experimental Farm	location