Eau Claire, WI: September

30 September 2026: September 2026 averaged 64.3°F in Eau Claire, WI, the warmest September since 2024, tied 15th warmest of 132 (with 2005 and 1978).

September 2026

Mean temperature: 64.3°F; Warmest since 2024; 15th warmest of 132
Precipitation: 3.29 in; Driest since 2025; 63rd driest of 132

A normal September in Eau Claire, WI (1991 to 2020): a mean temperature of 61°F, between 58°F and 64.4°F in eight years of ten and 3.19 in of precipitation, between 1.53 in and 6.78 in in eight years of ten.

The mean temperature of every September in Eau Claire, WI since 1893: 64.3°F in 2026; the highest is 68.5°F, in 1931.

Normal range, 58 to 64.4°F

Every year, ranked, as a table

Every September in Eau Claire, WI from 1893 to 2026, ranked: the mean temperature, the mean high and the mean low from the warmest, the precipitation from the wettest; a year missing more than a tenth of its days is not ranked.

Year	Mean, °F	Rank	High, °F	Rank	Low, °F	Rank	Precipitation, in	Rank	Days missing
2026	64.3	15	74.1	34	54.5	7	3.29	70	0
2025	63.7	25	74.9	28	52.4	28	1.24	117	0
2024	65.9	6	79.4	4	52.5	25	1.81	103	0
2023	65.9	6	76.4	17	55.4	4	3.44	64	0
2022	62	43	73.2	44	50.7	47	2.30	87	0
2021	63	34	76.2	20	49.8	59	1.85	102	0
2020	58.6	98	69.2	103	47.9	92	1.60	111	0
2019	64.2	18	73.7	37	54.7	6	5.93	20	0
2018	61.9	44	72	58	51.7	34	4.76	35	0
2017	63.9	21	75.1	27	52.6	21	2.27	89	0
2016	63.4	29	73.1	46	53.7	12	8.20	7	0
2015	65.6	9	75.5	23	55.6	3	5.29	28	0
2014	59.3	81	70.3	86	48.3	81	5.46	25	0
2013	63.3	30	76.3	18	50.4	52	1.77	104	0
2012	59.5	79	74.5	31	44.5	124	1.01	121	0
2011	58.4	104	69.5	97	47.3	98	1.67	110	0
2010	57.7	119	68.3	113	47.1	101	7.35	10	0
2009	62.7	37	75.7	21	49.7	62	0.65	129	0
2008	61.7	45	72.3	51	51.2	36	1.86	101	0
2007	62.4	41	73.6	38	51.2	36	4.72	36	0
2006	57.9	115	68.7	107	47.1	101	3.02	77	0
2005	64.3	15	76.7	14	51.9	33	3.82	57	0
2004	65	13	77.4	7	52.5	25	3.36	67	0
2003	60.2	64	72	58	48.3	81	2.14	95	0
2002	63.7	25	74.4	32	52.9	18	6.72	15	0
2001	58.5	100	70.1	88	47	103	2.73	82	0
2000	58.5	100	70.6	79	46.7	106	9.88	2	1
1999	58.7	95	71	71	46.3	113	1.00	122	0
1998	65.6	9	79.3	5	52	32	1.59	112	0
1997	61.4	48	71.9	62	50.9	42	3.35	68	0
1996	60.6	57	71.1	69	50	57	1.93	99	0
1995	58.3	108	70.5	81	46.1	115	2.05	98	0
1994	63.3	30	73.5	39	53.1	17	5.05	31	0
1993	53.2	132	63.1	131	43.4	127	2.91	78	0
1992	58.7	95	69.3	100	48.2	86	3.90	53	0
1991	58	113	67.4	123	48.7	75	3.37	65	0
1990	62.5	39	72.2	54	52.7	20	1.35	115	0
1989	59.3	81	72.9	47	45.7	120	1.25	116	0
1988	60.2	64	72.3	51	48	90	4.27	44	0
1987	60.7	56	72.6	48	48.7	75	1.42	114	0
1986	59.1	87	68.4	111	49.8	59	10.85	1	0
1985	59.5	79	69.3	100	49.7	62	5.49	24	0
1984	57.1	121	68.2	117	46	117	3.55	63	0
1983	61.3	50	71.4	66	51.1	40	4.24	45	0
1982	59.2	85	69.2	103	49.3	66	5.23	29	0
1981	57.8	117	69.2	103	46.4	111	1.71	107	0
1980	58.4	104	68.1	118	48.7	75	5.53	23	0
1979	60.8	54	72.1	56	49.5	64	0.43	131	0
1978	64.3	15	75.3	25	53.4	14	8.79	5	0
1977	59.8	74	68.6	108	51	41	3.84	54	0
1976	58.4	104	72.5	50	44.2	126	0.19	132	0
1975	55	127	65.7	130	44.3	125	5.03	32	0
1974	53.9	131	66.8	127	40.9	132	1.03	120	0
1973	59.2	85	69.3	100	49	69	4.14	46	0
1972	57.8	117	68.5	110	47	103	5.07	30	0
1971	61	52	71.9	62	50.1	55	3.80	58	0
1970	59	90	69.6	94	48.4	80	5.84	21	0
1969	60.8	54	73.3	40	48.3	81	0.89	125	0
1968	59.3	81	69.8	91	48.8	73	5.44	26	0
1967	59.1	87	72.6	48	45.7	120	3.32	69	0
1966	58.7	95	70.7	76	46.7	106	1.93	99	0
1965	54.3	130	62.4	132	46.1	115	4.37	42	0
1964	57.9	115	68.4	111	47.5	94	6.21	17	0
1963	60.2	64	72.1	56	48.3	81	4.05	50	0
1962	55.4	125	67.6	122	43.1	128	3.83	56	0
1961	58.5	100	69.6	94	47.3	98	3.84	54	0
1960	60.4	62	70.7	76	50.1	55	3.09	73	0
1959	60.2	64	70.5	81	49.9	58	4.30	43	0
1958	59.6	77	70.9	73	48.2	86	3.26	71	0
1957	56.9	122	68.6	108	45.2	122	1.72	106	0
1956	55.5	124	68.3	113	42.8	129	1.16	118	0
1955	60	70	73.3	40	46.7	106	0.71	127	0
1954	58.2	111	67.8	120	48.5	79	6.96	11	0
1953	59.1	87	72.2	54	45.9	119	1.08	119	0
1952	60	70	73.3	40	46.7	106	0.46	130	0
1951	55.2	126	65.8	129	44.6	123	3.78	59	0
1950	59.6	77	70.8	75	48.3	81	1.68	109	0
1949	58.3	108	70	89	46.7	106	2.28	88	0
1948	68.1	2	82.2	1	54	10	1.00	122	0
1947	63.5	28	74.8	30	52.2	31	2.40	84	0
1946	60.1	69	70.9	73	49.2	67	6.92	12	0
1945	59.8	74	70.7	76	48.9	72	2.84	80	0
1944	62.5	39	72.3	51	52.6	21	3.56	62	0
1943	58.3	108	69.5	97	47	103	1.46	113	0
1942	57.3	120	68.3	113	46.3	113	9.82	3	0
1941	63	34	73.2	44	52.8	19	4.11	48	0
1940	64.2	18	77.4	7	50.9	42	0.66	128	0
1939	63.6	27	76.3	18	50.9	42	4.69	38	0
1938	61.6	46	72	58	51.2	36	6.90	13	0
1937	63.1	32	75.6	22	50.5	49	2.67	83	0
1936	65.7	8	77.2	10	54.1	9	2.14	95	0
1935	62.7	37	74.3	33	51.2	36	2.83	81	0
1934	60	70	69.7	93	50.3	53	7.93	9	0
1933	67.4	3	79	6	55.8	2	2.32	86	0
1932	60.5	59	73.8	36	47.3	98	1.00	122	0
1931	68.5	1	80.4	2	56.6	1	5.38	27	0
1930	61.4	48	75.4	24	47.4	96	4.96	33	0
1929	61	52	73.3	40	48.7	75	4.70	37	0
1928	58.1	112	68.1	118	48.1	89	4.41	41	0
1927	62.9	36	71.6	65	54.2	8	5.99	19	0
1926	58.8	94	67.2	125	50.5	49	8.17	8	0
1925	65.1	12	76.8	12	53.5	13	6.18	18	0
1924	56.6	123	66.8	127	46.4	111	4.85	34	0
1923	62.1	42	71.9	62	52.4	28	3.37	65	0
1922	65.2	11	76.9	11	53.4	14	2.22	91	0
1921	64.2	18	74.9	28	53.4	14	2.23	90	0
1920	64.5	14	76.5	16	52.5	25	1.70	108	0
1919	63.9	21	75.2	26	52.6	21	1.73	105	0
1918	54.5	129	67.1	126	41.9	131	2.37	85	0
1917	59	90	70.5	81	47.5	94	2.08	97	0
1916	58.6	98	69.8	91	47.4	96	3.95	52	0
1915	60.5	59	70.3	86	50.7	47	3.04	75	0
1914	61.3	50	71.3	67	51.3	35	3.96	51	0
1913	60.5	59	71.1	69	49.8	59	4.43	39	0
1912	60.6	57	70.6	79	50.5	49	3.08	74	0
1911	59.7	76	70.4	85	49	69	6.22	16	0
1910	60.2	64	71.2	68	49.2	67	2.18	94	0
1909	59.9	73	71	71	48.8	73	6.84	14	0
1908	67.1	4	80.4	2	53.8	11	2.91	78	0
1907	59.3	81	69.6	94	49	69	3.65	61	0
1906	66.1	5	76.8	12	55.4	4	4.13	47	0
1905	63.1	32	73.9	35	52.4	28	4.43	39	0
1904	60.4	62	69.9	90	50.9	42	3.66	60	0
1903	58.9	93	69.5	97	48.2	86	9.12	4	0
1902	58.5	100	69	106	48	90	2.21	92	0
1901	58.4	104	67.4	123	49.4	65	5.71	22	0
1900	61.6	46	70.5	81	52.6	21	8.73	6	0
1899	58	113	68.3	113	47.7	93	3.23	72	0
1898	63.8	23	77.4	7	50.2	54	0.77	126	0
1896	54.9	128	67.8	120	42	130	3.03	76	0
1895	63.8	23	76.6	15	50.9	42	4.06	49	0
1893	59	90	72	58	46	117	2.21	92	0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1931	68.5
1948	68.1
1933	67.4
1908	67.1
1906	66.1
2024	65.9
2023	65.9
1936	65.7
2015	65.6
1998	65.6

Coldest
Year	Mean, °F
1993	53.2
1974	53.9
1965	54.3
1918	54.5
1896	54.9
1975	55
1951	55.2
1962	55.4
1956	55.5
1924	56.6

Wettest
Year	Precipitation, in
1986	10.85
2000	9.88
1942	9.82
1903	9.12
1978	8.79
1900	8.73
2016	8.20
1926	8.17
1934	7.93
2010	7.35

Driest
Year	Precipitation, in
1976	0.19
1979	0.43
1952	0.46
2009	0.65
1940	0.66
1955	0.71
1898	0.77
1969	0.89
1999	1.00
1948	1.00
More years share the last value

The hottest, coldest and wettest days

Hottest day: 89°F; 4 September 2026, 1 September 2026
Coldest night: 38°F; 14 September 2026
Wettest day: 0.73 in; 18 September 2026

Every month, season and year

Months

Seasons

Years

Eau Claire, WI the day's answers

All-time records

Every answer in words

September 2026 brought 3.29 in of precipitation in Eau Claire, WI, the driest September since 2025, 63rd driest of 132.
The hottest day of September 2026 in Eau Claire, WI: 89°F on Friday 4 September 2026 and Tuesday 1 September 2026.
The coldest night of September 2026 in Eau Claire, WI: a low of 38°F on Monday 14 September 2026.
The wettest day of September 2026 in Eau Claire, WI: 0.73 in on Friday 18 September 2026.