Indianapolis, IN: May

31 May 2026: May 2026 averaged 62°F in Indianapolis, IN, the coldest May since 2021, tied 67th coldest of 156 (with 1974).

May 2026

Mean temperature: 62°F; Coldest since 2021; 67th coldest of 156
Precipitation: 6.93 in; Wettest since 2020; 20th wettest of 156

A normal May in Indianapolis, IN (1991 to 2020): a mean temperature of 63.5°F, between 60.1°F and 68.1°F in eight years of ten and 4.54 in of precipitation, between 2.02 in and 7.57 in in eight years of ten.

The mean temperature of every May in Indianapolis, IN since 1871: 62°F in 2026; the lowest is 55.9°F, in 1924.

Normal range, 60.1 to 68.1°F

Every year, ranked, as a table

Every May 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	62	89	71.5	91	52.4	87	6.93	20
2025	62.4	83	71.7	90	53	74	4.42	59
2024	68.3	10	77.5	19	59.2	6	5.26	37
2023	64.5	49	75.2	44	53.7	62	2.84	108
2022	66.1	28	76.3	30	55.9	34	3.77	80
2021	60.9	107	71.1	102	50.6	115	3.57	91
2020	60.7	109	70.1	120	51.4	104	7.13	16
2019	64.2	56	73.2	67	55.2	43	4.16	66
2018	72.6	1	83.2	1	62	1	1.42	147
2017	62.3	85	72	84	52.7	83	8.51	8
2016	62.3	85	71.8	87	52.8	79	3.74	83
2015	66.8	26	76.6	25	57	21	2.45	119
2014	63.1	77	72.9	70	53.3	70	4.87	49
2013	65.4	38	74.4	59	56.3	28	3.50	94
2012	68.8	6	79.6	7	58	14	2.70	113
2011	63.8	64	72.7	74	54.9	45	4.97	46
2010	66	29	75.2	44	56.9	23	4.43	58
2009	63.6	67	73.3	66	53.9	57	6.69	21
2008	59.8	123	69.3	130	50.3	120	5.54	35
2007	68.1	13	78.9	11	57.3	20	1.97	130
2006	61.3	98	70.7	108	51.9	95	4.34	62
2005	60.1	117	71.2	98	49.1	134	2.51	117
2004	66.9	23	76.2	31	57.6	18	8.55	7
2003	61	105	70.3	115	51.8	98	6.39	23
2002	59.7	125	70.4	114	48.9	135	7.46	13
2001	64.4	50	74.6	54	54.2	54	4.10	68
2000	64.9	43	74.9	49	54.9	45	5.00	44
1999	64.3	53	75.1	47	53.5	66	3.75	81
1998	67	21	76.4	29	57.7	16	6.13	26
1997	56.7	151	66.9	150	46.5	152	4.93	47
1996	61.9	91	70	122	53.8	59	8.89	5
1995	61.6	94	71.5	91	51.7	100	7.37	14
1994	60.3	115	71.9	85	48.8	137	2.03	128
1993	63.4	73	74.6	54	52.3	88	2.76	111
1992	60.5	113	71.4	93	49.6	127	1.56	141
1991	68.3	10	77.6	18	58.9	8	4.64	53
1990	60.1	117	68.9	133	51.3	105	7.59	12
1989	59.3	135	69.4	127	49.3	131	5.79	30
1988	64.3	53	78.1	14	50.6	115	1.06	151
1987	68.1	13	80.4	4	55.8	38	1.77	135
1986	63.4	73	72.9	70	54	56	7.37	14
1985	64.9	43	76	33	53.8	59	4.60	54
1984	58.7	141	69.4	127	48.1	145	4.35	61
1983	58.2	145	68.1	142	48.2	144	4.68	52
1982	68.6	8	79.8	6	57.4	19	5.94	28
1981	59.9	121	70.1	120	49.7	125	9.23	3
1980	64	60	75.1	47	52.9	77	2.26	124
1979	61.1	101	73.6	63	48.6	140	2.23	125
1978	63.5	70	72.8	73	54.1	55	4.21	65
1977	70.6	3	82.3	2	58.9	8	2.78	109
1976	58.8	139	70.7	108	46.8	149	3.10	105
1975	65.5	36	76.5	26	54.4	52	2.42	122
1974	62	89	71.1	102	53	74	6.27	24
1973	59.5	129	70.3	115	48.7	138	1.79	134
1972	65	41	77.1	23	52.8	79	1.89	132
1971	58.9	138	70.9	106	46.8	149	4.25	64
1970	65.6	33	77.5	19	53.7	62	2.43	121
1969	63.4	73	74.9	49	51.9	95	1.82	133
1968	58.6	142	67.8	146	49.4	130	9.25	2
1967	59.3	135	69.4	127	49.2	132	5.00	44
1966	58.4	143	70.7	108	46	154	1.47	145
1965	68.3	10	80	5	56.6	25	1.44	146
1964	65.6	33	76.5	26	54.7	47	1.42	147
1963	59.7	125	70.8	107	48.5	142	2.10	126
1962	69.1	5	79.2	10	59.1	7	5.14	39
1961	56.4	153	67.5	147	45.3	156	6.46	22
1960	58.8	139	68.4	139	49.2	132	4.04	69
1959	65.7	32	75.4	40	56	31	3.67	85
1958	61.3	98	72.4	78	50.1	122	3.65	88
1957	62.1	88	72.1	82	52	91	9.15	4
1956	62.5	81	72.9	70	52	91	4.91	48
1955	63.6	67	74.6	54	52.6	85	3.37	97
1954	57.9	148	69.6	124	46.2	153	1.98	129
1953	64.6	48	75.6	34	53.6	64	4.50	56
1952	61.1	101	71.3	96	50.8	111	3.90	74
1951	63.8	64	75.5	36	52.2	90	2.78	109
1950	63.6	67	74.7	52	52.5	86	2.68	114
1949	63.1	77	75.2	44	51	109	2.75	112
1948	60.7	109	71.8	87	49.7	125	3.26	101
1947	58.3	144	69.1	132	47.5	147	3.91	73
1946	59.2	137	68.2	141	50.3	120	7.13	16
1945	56.4	153	66.8	151	46	154	4.15	67
1944	67.5	17	77.9	15	57	21	3.33	100
1943	61.1	101	70.5	112	51.8	98	10.10	1
1942	64.4	50	73.7	62	55	44	5.57	34
1941	66.9	23	77.9	15	55.9	34	1.12	149
1940	59.5	129	68.4	139	50.7	113	4.30	63
1939	66.9	23	77.2	22	56.5	27	0.88	154
1938	62.5	81	71.9	85	53	74	5.14	39
1937	62.9	80	72.3	79	53.6	64	1.58	140
1936	66.3	27	76.8	24	55.7	41	1.48	144
1935	58	146	66.5	152	49.6	127	6.97	19
1934	67.4	20	78.6	13	56.2	29	0.60	155
1933	64.9	43	73.1	69	56.7	24	7.10	18
1932	63.3	76	73.2	67	53.4	68	0.60	155
1931	59.4	133	68.8	134	49.9	124	2.51	117
1930	64.1	58	73.6	63	54.6	48	1.69	136
1929	59.4	133	68.1	142	50.7	113	8.46	9
1928	61.4	97	71.2	98	51.5	103	3.04	106
1927	61.1	101	69.5	125	52.8	79	5.62	33
1926	64.3	53	75.5	36	53.1	72	3.59	90
1925	59.6	128	70.3	115	48.9	135	0.94	152
1924	55.9	156	64.7	156	47.2	148	4.47	57
1923	60.6	112	71.2	98	50.1	122	5.86	29
1922	67.5	17	76.5	26	58.5	11	2.58	116
1921	65.2	40	74.5	58	56	31	1.55	142
1920	61	105	70.3	115	51.6	102	5.04	43
1919	59.5	129	68	145	50.9	110	3.34	99
1918	68.8	6	78.8	12	58.8	10	3.85	77
1917	56	155	65.2	155	46.7	151	3.36	98
1916	63.5	70	72.5	75	54.4	52	3.54	93
1915	59.7	125	68.6	137	50.8	111	3.94	72
1914	65.5	36	75.6	34	55.5	42	1.90	131
1913	63.7	66	74	60	53.4	68	1.49	143
1912	64.9	43	74	60	55.9	34	5.67	32
1911	68.6	8	79.5	8	57.7	16	0.91	153
1910	57.5	150	66.4	153	48.6	140	3.86	76
1909	59.8	123	68.5	138	51.2	106	6.01	27
1908	64	60	72.1	82	55.9	34	5.19	38
1907	56.7	151	65.7	154	47.6	146	2.85	107
1906	64	60	74.7	52	53.3	70	1.68	137
1905	63.1	77	72.3	79	53.9	57	5.47	36
1904	61.7	92	70.6	111	52.8	79	3.75	81
1903	66	29	75.5	36	56.6	25	3.68	84
1902	66	29	76.1	32	56	31	3.66	86
1901	60.3	115	68.8	134	51.7	100	2.45	119
1900	65.6	33	75.4	40	55.8	38	6.14	25
1899	64.2	56	72.5	75	55.8	38	3.38	95
1898	63.5	70	72.5	75	54.5	49	2.59	115
1897	58	146	67.5	147	48.4	143	4.37	60
1896	70.7	2	81.4	3	60.1	4	3.56	92
1895	63.9	63	74.6	54	53.1	72	1.07	150
1894	61.7	92	71.4	93	52	91	4.52	55
1893	59.9	121	69.3	130	50.5	118	3.15	104
1892	60	120	68.1	142	52	91	8.83	6
1891	59.5	129	69.5	125	49.6	127	1.61	138
1890	61.6	94	70.5	112	52.7	83	3.61	89
1889	61.5	96	71.2	98	51.9	95	5.76	31
1888	60.8	108	71	104	50.6	115	4.73	51
1887	67	21	77.8	17	56.2	29	2.39	123
1886	64.4	50	75.3	43	53.5	66	3.82	78
1885	61.2	100	71.3	96	51.1	108	3.66	86
1884	62.4	83	71	104	53.8	59	4.80	50
1883	60.7	109	70.2	119	51.2	106	4.02	71
1882	57.9	148	67	149	48.7	138	7.65	11
1881	69.8	4	79.3	9	60.3	2	3.78	79
1880	67.7	16	77.3	21	58.2	13	8.22	10
1879	65	41	75.5	36	54.5	49	3.38	95
1878	60.5	113	68.8	134	52.3	88	3.24	102
1877	60.1	117	69.9	123	50.4	119	2.09	127
1876	64.1	58	73.6	63	54.5	49	5.11	41
1875	62.2	87	71.4	93	52.9	77	5.05	42
1874	67.5	17	74.9	49	60	5	4.03	70
1873	65.3	39	72.2	81	58.3	12	3.89	75
1872	64.8	47	71.8	87	57.8	15	3.22	103
1871	67.9	15	75.4	40	60.3	2	1.59	139

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
2018	72.6
1896	70.7
1977	70.6
1881	69.8
1962	69.1
2012	68.8
1918	68.8
1982	68.6
1911	68.6
2024	68.3
More years share the last value

Coldest
Year	Mean, °F
1924	55.9
1917	56
1961	56.4
1945	56.4
1997	56.7
1907	56.7
1910	57.5
1954	57.9
1882	57.9
1935	58
More years share the last value

Wettest
Year	Precipitation, in
1943	10.10
1968	9.25
1981	9.23
1957	9.15
1996	8.89
1892	8.83
2004	8.55
2017	8.51
1929	8.46
1880	8.22

Driest
Year	Precipitation, in
1934	0.60
1932	0.60
1939	0.88
1911	0.91
1925	0.94
1988	1.06
1895	1.07
1941	1.12
2018	1.42
1964	1.42

The hottest, coldest and wettest days

Hottest day: 85°F; 19 May 2026
Coldest night: 36°F; 3 May 2026
Wettest day: 1.97 in; 18 May 2026

Every month, season and year

Months

Seasons

Years

Indianapolis, IN the day's answers

All-time records

Every answer in words

May 2026 brought 6.93 in of precipitation in Indianapolis, IN, the wettest May since 2020, 20th wettest of 156.
The hottest day of May 2026 in Indianapolis, IN: 85°F on Tuesday 19 May 2026.
The coldest night of May 2026 in Indianapolis, IN: a low of 36°F on Sunday 3 May 2026.
The wettest day of May 2026 in Indianapolis, IN: 1.97 in on Monday 18 May 2026.