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New London September Weather

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

Typical New London September Weather 1991–2020
Average daily high	72.3 °F
Average daily low	49.0 °F
Average monthly precipitation	3.4 inches
Average monthly snow	none
Daily chance of precipitation	33.1%
Daily chance of snow	0%

New London September Weather Records 1896–2024
Highest temperature	101 °F	September 8, 1933
Lowest temperature	19 °F	September 30, 1899
Highest daily low	72 °F	September 6, 2023
Lowest daily high	40 °F	September 21, 1913
Hottest average high temperature	82.1 °F	1908
Coldest average high temperature	66.1 °F	1924
Most daily precipitation	3.6 inches	September 12, 1978
Most monthly precipitation	11.7 inches	1938
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	76.4	54.1	97	35
September 2	76.2	53.8	99	36
September 3	76.0	53.5	96	34
September 4	75.9	53.3	97	35
September 5	75.7	53.0	94	37
September 6	75.4	52.8	95	35
September 7	75.2	52.5	95	33
September 8	74.9	52.1	101	35
September 9	74.5	51.6	96	35
September 10	74.2	51.2	98	31
September 11	73.8	50.8	98	31
September 12	73.4	50.4	93	31
September 13	73.1	50.0	91	31
September 14	72.7	49.6	94	30
September 15	72.3	49.2	95	30
September 16	71.8	48.8	93	30
September 17	71.3	48.4	92	31
September 18	70.8	47.9	94	30
September 19	70.3	47.5	93	29
September 20	69.8	47.1	96	28
September 21	69.3	46.6	94	29
September 22	68.7	46.1	97	25
September 23	68.4	45.7	95	24
September 24	68.0	45.4	90	25
September 25	67.7	45.1	90	23
September 26	67.4	44.7	89	22
September 27	67.0	44.4	87	27
September 28	66.7	43.9	87	25
September 29	66.3	43.5	86	22
September 30	65.9	43.1	85	19

Weather Station Details

Years	Station	Coordinates
1896–2024	New London	location