Indianapolis, IN: October

10 October 2026: October 2026 so far averaged 64.7°F in Indianapolis, IN, the warmest 1 to 10 October since 2025, tied 28th warmest of 156 (with 1959, 1926 and 1916).

October 2026 so far, to 10 October 2026

Mean temperature: 64.7°F; Warmest since 2025; 28th warmest of 156
Precipitation: 0.47 in; Driest since 2025; 70th driest of 156

A normal 1 to 10 October in Indianapolis, IN (1991 to 2020): a mean temperature of 59.6°F, between 55.1°F and 67.2°F in eight years of ten and 0.77 in of precipitation, between 0.04 in and 2.58 in in eight years of ten.

The mean temperature of every 1 to 10 October in Indianapolis, IN since 1871: 64.7°F in 2026; the highest is 73.5°F, in 1879.

Normal range, 55.1 to 67.2°F

Every year, ranked, as a table

Every 1 to 10 October in Indianapolis, IN from 1871 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
2026	64.7	28	77.3	14	52	48	0.47	87
2025	66.6	18	78.3	10	54.9	29	0.15	120
2024	64.4	32	77.4	13	51.3	60	trace	138
2023	62	56	72.1	60	51.8	53	0.78	65
2022	56.7	111	69.6	94	43.7	131	trace	138
2021	69.2	6	76.4	23	61.9	3	2.84	12
2020	58.7	92	71.5	64	45.8	108	trace	138
2019	66.4	20	77.2	15	55.5	26	0.22	110
2018	73.3	2	82	2	64.5	2	1.39	36
2017	68.1	8	76.1	24	60	7	1.89	25
2016	64	35	74.2	40	53.8	37	0.04	135
2015	60.7	71	69.7	91	51.6	57	0.19	113
2014	55.2	124	64.5	130	45.8	108	0.93	56
2013	64.4	32	73.4	46	55.3	27	2.57	16
2012	52.1	148	61.2	149	42.9	137	1.76	28
2011	62.3	50	76	26	48.6	81	0.00	148
2010	59.3	84	73.5	43	45.1	116	0.28	104
2009	53.1	139	60.5	154	45.7	110	2.67	13
2008	60.3	76	72.3	57	48.2	86	0.99	53
2007	71.9	3	82.1	1	61.6	5	0.16	119
2006	62.5	48	74.4	36	50.6	66	0.58	78
2005	63.7	37	72.5	54	54.8	30	trace	138
2004	57.4	106	70.2	81	44.6	122	0.05	133
2003	56.4	113	67.1	111	45.6	111	0.15	120
2002	63	43	71.8	63	54.1	35	0.68	70
2001	56.8	109	68.4	105	45.2	115	1.97	24
2000	54.4	131	64.8	128	44	129	2.64	15
1999	57.7	104	67.6	110	47.8	88	1.37	38
1998	58.7	92	66.3	114	51.1	61	3.63	7
1997	67.1	14	78.4	8	55.8	24	0.36	99
1996	56.1	117	66.2	116	45.9	107	0.18	115
1995	59.2	87	70	83	48.3	85	0.85	61
1994	59.8	81	71	71	48.6	81	0.46	88
1993	56	118	69.4	97	42.6	139	1.39	36
1992	57.2	108	68.8	101	45.5	113	1.05	50
1991	59.9	80	72.2	59	47.5	91	1.01	52
1990	60.9	68	71.1	68	50.6	66	3.96	6
1989	52.8	140	64.4	131	41.1	149	0.07	131
1988	52.3	147	63.5	138	41.1	149	0.28	104
1987	49.8	154	60.9	152	38.7	154	0.39	93
1986	61	67	69.6	94	52.4	44	6.40	1
1985	54.3	133	66.2	116	42.4	141	0.15	120
1984	61.1	65	70.6	75	51.5	58	1.25	44
1983	64.4	32	76.8	19	51.9	50	0.77	66
1982	68.2	7	79.8	4	56.5	19	0.65	71
1981	54.7	128	66.1	120	43.2	135	0.26	109
1980	55.1	125	68.4	105	41.8	147	0.27	108
1979	53.3	138	63	140	43.5	133	0.89	58
1978	54.4	131	65.6	126	43.2	135	0.45	89
1977	55.3	123	65.8	124	44.8	120	2.05	23
1976	57.9	100	69.4	97	46.3	102	0.54	84
1975	57.9	100	70.6	75	45.1	116	1.32	41
1974	50.8	152	64.4	131	37.2	156	0.02	136
1973	67.2	12	76.6	22	57.7	14	1.15	48
1972	57.9	100	69.3	99	46.5	100	0.53	85
1971	62.2	52	73.5	43	50.8	64	0.75	67
1970	58.3	95	71	71	45.6	111	1.59	32
1969	63.9	36	75.3	31	52.4	44	1.24	46
1968	54.7	128	65.7	125	43.7	131	0.61	76
1967	61.6	59	71.3	66	51.9	50	2.13	20
1966	54.2	135	66.3	114	42.1	146	0.44	91
1965	52.8	140	63	140	42.6	139	0.45	89
1964	52.1	148	64.4	131	39.7	152	0.10	127
1963	62.3	50	79	7	45.5	113	0.00	148
1962	62.4	49	72.3	57	52.5	43	0.86	59
1961	58.2	96	69.7	91	46.7	98	0.00	148
1960	59.3	84	71.4	65	47.1	95	0.30	103
1959	64.7	28	75.8	28	53.5	39	4.68	2
1958	56.8	109	68.7	103	44.9	119	1.25	44
1957	56.2	115	68.3	107	44.1	127	trace	138
1956	59.5	83	72.6	53	46.4	101	trace	138
1955	60.9	68	71.1	68	50.6	66	3.04	9
1954	66.6	18	77	18	56.2	23	0.38	96
1953	58.9	89	72.7	51	45.1	116	0.74	68
1952	50.5	153	62.8	145	38.1	155	0.33	101
1951	62.1	55	74.7	35	49.4	77	0.65	71
1950	57.8	103	68.6	104	47	96	0.58	78
1949	66.7	17	75.6	29	57.8	13	1.62	31
1948	54.6	130	62.9	143	46.3	102	0.39	93
1947	61.1	65	74.3	37	47.8	88	0.58	78
1946	63.1	42	79.3	5	46.9	97	trace	138
1945	52.6	144	62.7	146	42.4	141	1.41	35
1944	60.8	70	68	109	53.6	38	0.61	76
1943	58.5	94	72.9	48	44.1	127	0.00	148
1942	65.5	26	76.7	20	54.2	34	0.17	117
1941	66.1	21	72.1	60	60	7	3.99	5
1940	62.7	46	74.3	37	51.1	61	0.28	104
1939	66.9	16	78.1	11	55.6	25	0.32	102
1938	61.5	61	74	42	48.9	79	trace	138
1937	61.7	58	68.8	101	54.6	32	2.86	11
1936	62.2	52	69.7	91	54.7	31	1.09	49
1935	49.2	155	57.9	155	40.4	151	0.17	117
1934	62.9	45	74.3	37	51.5	58	trace	138
1933	55.6	120	64.6	129	46.6	99	0.51	86
1932	56.3	114	66.2	116	46.3	102	1.56	33
1931	67.1	14	76.7	20	57.4	15	1.26	43
1930	61.6	59	70.2	81	53	40	1.29	42
1929	55	126	63.7	135	46.2	105	0.06	132
1928	66	23	75.4	30	56.5	19	0.86	59
1927	62.7	46	72.7	51	52.7	42	0.93	56
1926	64.7	28	72.8	50	56.6	18	0.95	55
1925	56.2	115	63.6	136	48.8	80	2.35	17
1924	63.2	41	73.5	43	52.8	41	0.72	69
1923	55.4	122	66.2	116	44.5	124	0.00	148
1922	67.2	12	75	34	59.3	10	1.33	40
1921	53.9	136	63.1	139	44.6	122	0.65	71
1920	58.8	91	69.9	88	47.6	90	0.00	148
1919	69.7	5	78.1	11	61.3	6	2.95	10
1918	61.9	57	72	62	51.8	53	0.21	111
1917	51.8	151	61.2	149	42.3	144	0.08	129
1916	64.7	28	77.2	15	52.1	47	0.02	136
1915	52.8	140	61.7	148	43.9	130	0.20	112
1914	67.3	11	76.1	24	58.4	11	1.18	47
1913	67.6	9	77.2	15	57.9	12	trace	138
1912	62.2	52	72.4	55	51.9	50	0.36	99
1911	61.2	64	70.3	78	52	48	2.65	14
1910	61.4	62	71.1	68	51.7	55	4.68	2
1909	60.7	71	72.9	48	48.5	84	0.58	78
1908	55.5	121	66.7	112	44.3	125	0.12	125
1907	60.1	78	70	83	50.1	71	1.36	39
1906	55.9	119	63.6	136	48.1	87	0.58	78
1905	65.3	27	76	26	54.5	33	1.75	29
1904	60	79	70	83	50	73	0.14	124
1903	63.5	39	70.6	75	56.3	21	3.41	8
1902	58.1	97	66.5	113	49.6	75	2.10	21
1901	57.7	104	68.1	108	47.2	94	0.15	120
1900	66.1	21	75.3	31	56.8	17	2.08	22
1899	58.1	97	70	83	46.2	105	0.10	127
1898	67.4	10	75.1	33	59.6	9	1.65	30
1897	65.8	24	79.3	5	52.3	46	0.00	148
1896	52.7	143	63	140	42.4	141	0.84	63
1895	53.8	137	66.1	120	41.5	148	0.40	92
1894	54.3	133	63.8	134	44.7	121	1.89	25
1893	63.6	38	73.1	47	54.1	35	2.32	18
1892	59.3	84	71	71	47.5	91	0.05	133
1891	59.7	82	69.8	89	49.5	76	0.57	83
1890	63.3	40	71.3	66	55.2	28	1.89	25
1889	52.6	144	62.9	143	42.2	145	0.00	148
1888	52.4	146	62	147	42.8	138	0.39	93
1887	60.5	74	70.3	78	50.6	66	0.38	96
1886	57.3	107	70.3	78	44.2	126	0.00	148
1885	52.1	148	60.6	153	43.5	133	0.85	61
1884	70.1	4	78.4	8	61.7	4	0.65	71
1883	58.9	89	66.1	120	51.7	55	2.22	19
1882	65.8	24	74.2	40	57.3	16	0.28	104
1881	63	43	69.6	94	56.3	21	4.52	4
1880	60.5	74	71	71	50	73	0.64	75
1879	73.5	1	81.4	3	65.6	1	0.38	96
1878	60.6	73	70	83	51.1	61	0.82	64
1877	59.1	88	69.2	100	49	78	0.99	53
1876	47.9	156	56.2	156	39.6	153	0.12	125
1875	54.9	127	61.2	149	48.6	81	1.56	33
1874	58	99	65.9	123	50.1	71	0.19	113
1873	56.5	112	65.6	126	47.3	93	1.02	51
1872	60.3	76	69.8	89	50.8	64	0.18	115
1871	61.3	63	72.4	55	50.2	70	0.08	129

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1879	73.5
2018	73.3
2007	71.9
1884	70.1
1919	69.7
2021	69.2
1982	68.2
2017	68.1
1913	67.6
1898	67.4

Coldest
Year	Mean, °F
1876	47.9
1935	49.2
1987	49.8
1952	50.5
1974	50.8
1917	51.8
2012	52.1
1964	52.1
1885	52.1
1988	52.3

Wettest
Year	Precipitation, in
1986	6.40
1959	4.68
1910	4.68
1881	4.52
1941	3.99
1990	3.96
1998	3.63
1903	3.41
1955	3.04
1919	2.95

Driest
Year	Precipitation, in
2011	0.00
1963	0.00
1961	0.00
1943	0.00
1923	0.00
1920	0.00
1897	0.00
1889	0.00
1886	0.00
2024	trace
More years share the last value

The hottest, coldest and wettest days

Hottest day: 87°F; 1 October 2026
Coldest night: 47°F; 5 October 2026
Wettest day: 0.41 in; 2 October 2026

Every month, season and year

Months

Seasons

Years

Indianapolis, IN the day's answers

All-time records

Every answer in words

October 2026 so far brought 0.47 in of precipitation in Indianapolis, IN, the driest 1 to 10 October since 2025, 70th driest of 156.
The hottest day of October 2026 so far in Indianapolis, IN: 87°F on Thursday 1 October 2026.
The coldest night of October 2026 so far in Indianapolis, IN: a low of 47°F on Monday 5 October 2026.
The wettest day of October 2026 so far in Indianapolis, IN: 0.41 in on Friday 2 October 2026.