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Marshfield September Weather

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

Typical Marshfield September Weather 1991–2020
Average daily high	71.0 °F
Average daily low	48.9 °F
Average monthly precipitation	3.9 inches
Average monthly snow	none
Daily chance of precipitation	39.7%
Daily chance of snow	0%

Marshfield September Weather Records 1912–2024
Highest temperature	98 °F	September 4, 2023
Lowest temperature	20 °F	September 28, 1976
Highest daily low	70 °F	September 7, 1945
Lowest daily high	40 °F	September 24, 1942
Hottest average high temperature	78.2 °F	1998
Coldest average high temperature	63.5 °F	1965
Most daily precipitation	5.0 inches	September 7, 2015
Most monthly precipitation	10.0 inches	1964
Most daily snow	5.0 inches	September 26, 1942
Most monthly snow	5.0 inches	1942

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	75.7	54.3	93	32
September 2	75.5	54.0	93	35
September 3	75.4	53.7	90	30
September 4	75.2	53.4	98	31
September 5	75.0	53.1	93	33
September 6	74.7	52.8	97	33
September 7	74.4	52.5	97	34
September 8	74.0	52.0	97	35
September 9	73.6	51.6	92	32
September 10	73.3	51.2	97	25
September 11	72.9	50.8	93	29
September 12	72.5	50.4	90	29
September 13	72.1	50.0	93	24
September 14	71.7	49.6	95	23
September 15	71.2	49.2	91	29
September 16	70.8	48.8	91	29
September 17	70.4	48.4	92	26
September 18	70.0	47.9	91	28
September 19	69.6	47.5	90	27
September 20	69.1	47.0	86	26
September 21	68.6	46.6	86	30
September 22	68.1	46.1	93	23
September 23	67.6	45.7	92	23
September 24	67.3	45.4	87	24
September 25	67.0	45.0	88	23
September 26	66.7	44.6	86	24
September 27	66.3	44.2	84	27
September 28	66.0	43.7	82	20
September 29	65.6	43.3	86	20
September 30	65.2	42.9	79	23

Weather Station Details

Years	Station	Coordinates
1912–2024	Marshfield Experimental Farm	location