Rhinelander, WI: September

30 September 2026: September 2026 averaged 59.3°F in Rhinelander, WI, the warmest September since 2025, 24th warmest of 112.

September 2026

Mean temperature: 59.3°F; Warmest since 2025; 24th warmest of 112
Precipitation: 2.25 in; Driest since 2025; 30th driest of 118

A normal September in Rhinelander, WI (1991 to 2020): a mean temperature of 57.3°F, between 53.9°F and 60.8°F in eight years of ten and 3.20 in of precipitation, between 1.77 in and 6.57 in in eight years of ten.

The mean temperature of every September in Rhinelander, WI since 1895: 59.3°F in 2026; the highest is 64.4°F, in 1908.

Normal range, 53.9 to 60.8°F

Every year, ranked, as a table

Every September in Rhinelander, WI from 1895 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	59.3	24	71.2	20	47.4	34	2.25	89	0
2025	59.5	21	70.5	28	48.5	18	2.24	90	0
2024	61.4	4	76.1	3	46.7	42	0.55	117	0
2023	60.9	7	70.4	31	51.3	2	3.21	60	0
2022	56.9	57	69.3	53	45	67	1.42	110	2
2021	58	43	71.2	20	44.7	70	2.61	79	0
2020	54.3	92	64.7	105	43.9	81	3.68	51	0
2019	59.1	28	67.9	69	50.3	4	5.59	22	0
2018	60.8	9	71.4	17	50.2	5	5.04	26	0
2017	59.7	17	71.6	16	47.7	31	1.95	97	0
2016	59.9	15	70.3	32	49.5	8	5.62	21	0
2015	62.2	3	73	11	51.5	1	2.76	72	0
2014	54.3	92	66.5	82	42	100	6.38	15	0
2013	56.6	66	69.6	44	43.5	91	2.12	93	0
2012	53.9	98	68	67	39.7	110	1.65	104	0
2011	54.8	87	65.8	92	43.9	81	2.62	78	0
2010	53.2	104	64.6	106	41.9	102	7.56	7	0
2009	59.5	21	73.2	9	45.8	54	0.64	115	0
2008	58.3	37	68.8	57	47.8	29	2.11	94	0
2007	59.7	17	70	35	49.3	10	3.97	45	0
2006	53.6	99	64.8	103	42.3	99	2.65	75	0
2005	60.8	9	74	6	47.5	33	3.22	58	0
2004	61	6	73.5	7	48.5	18	3.18	64	0
2003	56.5	68	67.3	74	45.6	58	1.31	112	0
2002	58	43	68.2	66	47.8	29	4.36	37	0
2001	54.2	94	65.2	100	43.2	93	6.55	12	0
2000	54.2	94	65.7	95	42.8	98	1.98	96	0
1999	57.9	48	68.6	61	46.7	42	1.78	102	1
1998	63.4	2	76.4	2	50.2	5	1.87	98	1
1997	58.2	39	68.4	65	48.1	24	4.23	41	1
1996	56.6	66	66.2	85	47.1	37	2.60	80	0
1995	54.8	87	67.2	76	43.2	93	2.58	82	2
1994	59.7	17	69.7	41	49.7	7	8.51	3	0
1993	51.5	110	61.9	118	41	108	3.62	52	0
1992	55.4	80	64.9	102	45.8	54	6.71	11	0
1991	54.2	94	64.8	103	43.7	87	3.46	55	1
1990	58.5	34	68.7	59	48.3	20	6.43	13	0
1989	56.7	63	69.6	44	43.8	85	0.57	116	0
1988	56.9	57	67.4	73	46.8	40	3.78	50	1
1987			71.3	18			2.59	81	6
1986			65.5	98			7.73	6	8
1985							6.42	14	11
1984			65.9	88			4.32	39	8
1983			69.6	44			4.72	30	8
1982			64.4	108			6.10	17	12
1981	53.6	99	65.8	92	41.4	103	2.24	90	0
1980	54.4	91	65.1	101	43.7	87	5.03	27	0
1979	58	43	69.4	50	46.5	46	0.84	113	0
1978	59.7	17	70.6	26	48.2	22	5.70	20	2
1977	56	74	63.9	110	48.1	24	5.41	24	0
1976	55.3	82	70.8	24	39.7	110	0.40	118	0
1975	52.4	107	63.4	111	41.4	103	4.44	36	0
1974	49.2	111	60.9	119	37.6	112	3.21	60	0
1973	55.4	80	66.2	85	44.7	70	3.20	62	0
1972	55	83	65.9	88	44.2	77	4.96	28	0
1971	57.6	50	67.2	76	48	28	5.71	19	0
1970	56.8	61	66.9	81	46.7	42	8.38	4	0
1969	58.5	34	69.7	41	47.4	34	2.40	87	1
1968	58.9	32	68.5	63	49.3	10	7.47	8	0
1967	57.4	52	70.1	33	44.7	70	3.13	66	0
1966	57.8	49	69.8	38	45.7	57	2.63	77	0
1965	52.7	106	62.1	117	43.2	93	4.73	29	0
1964	56.7	63	66.5	82	46.8	40	3.62	52	0
1963	59.4	23	71	22	47.7	31	3.81	47	0
1962	54.9	85	65.5	98	44.4	76	3.20	62	0
1961	59	30	69	54	49	13	4.34	38	0
1960	59.2	25	69.7	41	48.6	16	3.22	58	0
1959	59.8	16	71.3	18	48.3	20	7.32	9	0
1958	59.2	25	69.5	48	49	13	3.62	52	0
1957	56.4	70	67.9	69	44.5	75	2.72	73	1
1956	54.9	85	66.5	82	43.2	93	1.61	105	0
1955	58.3	37	69.4	50	47.1	37	2.35	88	0
1954	54.2	94	62.9	113	45.8	54	6.02	18	1
1953	56.3	72	67.2	76	45.5	59	1.41	111	1
1952	57.2	55	69.4	50	45.1	63	0.70	114	0
1951	53.3	102	64.6	106	42	100	4.26	40	2
1950	56.7	63	67.3	74	46.1	49	1.52	107	0
1949	54.6	90	65.6	97	43.6	90	4.52	33	0
1948	61.2	5	75.5	4	46.9	39	2.91	70	0
1947	59	30	69.9	37	48.1	24	1.81	100	0
1946	56.8	61	69	54	44.6	74	4.14	42	0
1945	56.4	70	67.5	72	45.3	62	2.19	92	0
1944	57.4	52	67	80	48.2	22	3.46	55	3
1943	52.9	105	62.7	115	43.2	93	1.74	103	2
1942	53.3	102	62.8	114	44.1	79	8.54	2	1
1941	58.2	39	67.8	71	48.6	16	6.12	16	1
1940	59.1	28	70.1	33	48.1	24	1.49	108	0
1939	58	43	70	35	45.9	53	1.80	101	0
1938	55.5	78	65.9	88	45.1	63	3.88	46	0
1937	56.9	57	68.8	57	45.1	63	3.17	65	0
1936	60.6	12	72.1	15	49.1	12	2.55	83	0
1935	55.7	77	67.2	76	44.2	77	4.59	31	0
1934	55.5	78	66.2	85	44.7	70	8.90	1	1
1933	60.9	7	75.4	5	46.3	47	2.47	86	0
1932	55.8	76	69.8	38	41.4	103	1.49	108	1
1931	60.8	9	73.3	8	49.5	8	5.50	23	3
1930	54.7	89	65.9	88	43.9	81	4.01	44	1
1929			69.5	48			3.04	68	4
1928	52.2	109	64.4	108	40.1	109	7.26	10	1
1927	58.2	39	71	22	45.5	59	3.33	57	0
1926	52.4	107	63.3	112	41.4	103			1
1925	58.5	34	70.7	25	46.2	48	3.81	47	0
1924	53.5	101	65.8	92	41.2	107	2.65	75	0
1923	58	43	70.5	28	45.5	59	2.02	95	0
1922	59.2	25	72.3	13	46.1	49	4.04	43	0
1921	60.5	13	72.3	13	48.8	15	3.81	47	0
1920	58.6	33	72.4	12	44.8	69	1.61	105	0
1919	57.2	55	70.6	26	43.8	85	2.94	69	0
1918	48.9	112	62.4	116	36	113	2.54	84	3
1917	56	74	68.5	63	43.5	91	1.87	98	0
1916	55	83	65.7	95	43.9	81	7.79	5	1
1915	57.3	54	69.6	44	45	67	3.06	67	0
1914	58.2	39	70.5	28	46	51	2.70	74	0
1913	56.9	57	69.8	38	44	80	5.17	25	0
1912	57.5	51	69	54	46.6	45	4.58	32	3
1911	56.5	68	68	67	45.1	63	4.45	35	0
1910	56.2	73	68.7	59	43.7	87	2.49	85	0
1909			68.6	61	46	51	2.90	71	4
1908	64.4	1	78.4	1	50.5	3	4.49	34	0
1895	60.2	14	73.2	9	47.2	36			0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1908	64.4
1998	63.4
2015	62.2
2024	61.4
1948	61.2
2004	61
2023	60.9
1933	60.9
2018	60.8
2005	60.8
More years share the last value

Coldest
Year	Mean, °F
1918	48.9
1974	49.2
1993	51.5
1928	52.2
1975	52.4
1926	52.4
1965	52.7
1943	52.9
2010	53.2
1951	53.3
More years share the last value

Wettest
Year	Precipitation, in
1934	8.90
1942	8.54
1994	8.51
1970	8.38
1916	7.79
1986	7.73
2010	7.56
1968	7.47
1959	7.32
1928	7.26

Driest
Year	Precipitation, in
1976	0.40
2024	0.55
1989	0.57
2009	0.64
1952	0.70
1979	0.84
2003	1.31
1953	1.41
2022	1.42
1940	1.49
More years share the last value

The hottest, coldest and wettest days

Hottest day: 90°F; 1 September 2026
Coldest night: 31°F; 23 September 2026
Wettest day: 0.65 in; 8 September 2026

Every month, season and year

Months

Seasons

Years

Rhinelander, WI the day's answers

All-time records

Every answer in words

September 2026 brought 2.25 in of precipitation in Rhinelander, WI, the driest September since 2025, 30th driest of 118.
The hottest day of September 2026 in Rhinelander, WI: 90°F on Tuesday 1 September 2026.
The coldest night of September 2026 in Rhinelander, WI: a low of 31°F on Wednesday 23 September 2026.
The wettest day of September 2026 in Rhinelander, WI: 0.65 in on Tuesday 8 September 2026.