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New Ulm September Weather

Averages and records for weather in New Ulm, Minnesota in the month of September.

Typical New Ulm September Weather 1991–2020
Average daily high	73.1 °F
Average daily low	51.1 °F
Average monthly precipitation	3.4 inches
Average monthly snow	none
Daily chance of precipitation	29.0%
Daily chance of snow	0%

New Ulm September Weather Records 1893–2023
Highest temperature	106 °F	September 10, 1931
Lowest temperature	21 °F	September 29, 1945
Highest daily low	78 °F	September 15, 1939
Lowest daily high	40 °F	September 27, 1942
Hottest average high temperature	84.2 °F	1931
Coldest average high temperature	63.7 °F	1965
Most daily precipitation	4.4 inches	September 12, 1928
Most monthly precipitation	10.7 inches	1930
Most daily snow	5.5 inches	September 26, 1942
Most monthly snow	5.5 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	76.8	56.0	95	35
September 2	76.8	55.8	101	38
September 3	76.7	55.5	103	30
September 4	76.5	55.3	102	38
September 5	76.2	55.0	98	35
September 6	76.0	54.7	105	38
September 7	75.6	54.4	99	35
September 8	75.2	54.0	105	34
September 9	74.8	53.6	101	32
September 10	74.4	53.1	106	34
September 11	74.1	52.7	98	30
September 12	73.8	52.3	98	31
September 13	73.5	51.9	96	31
September 14	73.2	51.5	98	29
September 15	72.9	51.1	100	29
September 16	72.7	50.7	98	31
September 17	72.4	50.3	99	29
September 18	72.0	49.8	96	25
September 19	71.6	49.4	96	29
September 20	71.1	48.9	95	29
September 21	70.6	48.4	94	30
September 22	70.2	48.1	97	23
September 23	69.9	47.7	96	27
September 24	69.6	47.3	94	28
September 25	69.2	46.9	94	25
September 26	68.8	46.4	91	24
September 27	68.5	46.0	94	26
September 28	68.1	45.6	92	21
September 29	67.7	45.2	90	21
September 30	67.1	44.8	90	21

Weather Station Details

Years	Station	Coordinates
2011–2023	New Ulm 3SE	location
1893–2010	New Ulm 2SE	location