Dayton, OH: Summer

31 August 2026: Summer 2026 averaged 73.6°F in Dayton, OH, the warmest summer since 2025, tied 63rd warmest of 133 (with 1970, 1938 and 1905).

Summer 2026

Mean temperature: 73.6°F; Warmest since 2025; 63rd warmest of 133
Precipitation: 14.32 in; Wettest since 2017; 17th wettest of 128

A normal summer in Dayton, OH (1991 to 2020): a mean temperature of 73.1°F, between 70.6°F and 75.2°F in eight years of ten and 10.74 in of precipitation, between 7.19 in and 14.72 in in eight years of ten.

The mean temperature of every summer in Dayton, OH since 1893: 73.6°F in 2026; the highest is 77.9°F, in 1934.

Normal range, 70.6 to 75.2°F

Every year, ranked, as a table

Every summer in Dayton, OH 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	73.6	63	82.6	88	64.5	28	14.32	17	0
2025	74.9	26	83.9	64	65.9	5	11.72	46	0
2024	74.7	29	84.8	36	64.5	28	8.69	89	0
2023	72.9	78	82.6	88	63.3	57	11.36	52	0
2022	74.9	26	84.8	36	65	17	10.26	66	0
2021	75.4	14	84.5	48	66.3	4	12.98	29	0
2020	75.3	15	85.7	22	64.8	22	9.59	75	0
2019	74.6	32	84.1	59	65.1	15	10.77	58	0
2018	74.1	47	83.3	76	64.9	18	10.71	59	0
2017	71.7	110	81.7	109	61.7	104	15.26	9	0
2016	75	22	84.5	48	65.5	10	10.31	65	0
2015	72.3	95	81.6	112	63.1	66	14.42	16	0
2014	72.7	85	82.1	101	63.3	57	9.82	74	0
2013	72.7	85	82.1	101	63.4	52	8.08	99	0
2012	75.2	17	86.6	13	63.8	41	6.08	124	0
2011	75.1	21	85.3	26	64.9	18	6.80	113	0
2010	75.2	17	84.9	32	65.5	10	10.01	71	0
2009	70.6	124	80.1	126	61.1	113	11.34	53	0
2008	72.1	100	82	103	62.2	89	14.17	19	0
2007	73.4	70	84.4	54	62.4	84	7.40	107	0
2006	72.6	90	81.8	105	63.5	48	12.40	33	0
2005	74.5	35	84.1	59	64.9	18	9.84	73	0
2004	70.1	130	79.2	132	61	116	13.52	22	0
2003	70.6	124	79.6	131	61.7	104	14.71	14	0
2002	75.2	17	85.5	25	64.8	22	5.93	125	0
2001	72.1	100	81.3	117	62.9	72	14.79	13	0
2000	71.2	118	80.8	122	61.7	104	8.50	92	0
1999	74.1	47	84.3	56	63.8	41	8.32	95	0
1998	72.8	81	82.2	100	63.3	57	12.37	35	0
1997	70.7	123	80.2	125	61.2	110	7.84	102	0
1996	72.2	96	81.9	104	62.4	84	11.96	41	0
1995	75.6	10	85.2	29	65.9	5	18.97	2	0
1994	73.7	59	84.7	41	62.7	77	11.31	54	0
1993	73.9	55	84	62	63.9	40	14.25	18	0
1992	70.4	128	80.4	124	60.4	121	14.54	15	0
1991	74.7	29	85.8	19	63.7	44	7.23	111	0
1990	71.7	110	81.5	114	61.8	98	15.52	7	0
1989	73	76	82.5	92	63.5	48	10.21	67	0
1988	75.7	8	88	9	63.3	57	8.03	101	0
1987	73.7	59	84.2	57	63.1	66	8.17	97	0
1986	72.2	96	82.5	92	61.8	98	13.27	26	0
1985	70.3	129	80.1	126	60.4	121	7.46	106	0
1984	71.3	116	81.3	117	61.2	110	6.30	121	0
1983	74	50	84.7	41	63.3	57	10.46	63	0
1982	70.8	121	81.1	119	60.5	120	11.93	42	0
1981	73.3	72	83.2	79	63.3	57	14.91	11	0
1980	74	50	84.9	32	63.1	66	17.12	4	0
1979	71.6	112	81.4	115	61.8	98	16.72	5	0
1978	72	104	82.4	96	61.6	107	15.47	8	0
1977	73.2	73	84.1	59	62.2	89	7.78	103	0
1976	70.8	121	82.4	96	59.2	131	8.15	98	0
1975	73.1	75	83.6	70	62.6	79	12.48	31	0
1974	72.2	96	83.6	70	60.7	117	13.00	28	0
1973	74.6	32	84.5	48	64.7	24	13.41	24	0
1972	71.2	118	82.3	99	60.2	124	8.25	96	0
1971	72.8	81	82.5	92	63.1	66	9.59	75	0
1970	73.6	63	83.7	69	63.5	48	6.69	116	0
1969	72.1	100	81.8	105	62.5	82	15.00	10	0
1968	72.8	81	82.6	88	63	71	10.16	68	0
1967	72.9	78	83	85	62.7	77	6.74	114	0
1966	74.6	32	85.9	17	63.2	65	10.07	70	0
1965	72.9	78	84.7	41	61.1	113	5.03	128	0
1964	73.5	67	84.6	45	62.4	84	6.42	118	0
1963	70.6	124	81.8	105	59.3	130	8.72	88	0
1962	72.1	100	83.1	83	61.1	113	9.24	80	0
1961	71.8	107	81.4	115	62.1	93	10.47	61	0
1960	72.4	94	82.6	88	62.2	89	9.44	78	0
1959	74.8	28	84.8	36	64.7	24	8.85	87	0
1958	70.6	124	79.7	129	61.6	107	19.52	1	0
1957	73.4	70	83.4	75	63.3	57	8.93	84	0
1956	72.6	90	81.8	105	63.3	57	9.51	77	0
1955	74.5	35	84.5	48	64.4	32	11.21	56	0
1954	74.1	47	84.8	36	63.4	52	9.07	81	0
1953	75	22	86.2	14	63.8	41	6.62	117	0
1952	75.2	17	85.8	19	64.6	26	7.39	108	0
1951	72.5	92	82.5	92	62.5	82	7.22	112	0
1950	70.1	130	79.8	128	60.4	121	11.40	51	0
1949	75	22	84.7	41	65.3	12	12.05	40	0
1948	72.7	85	83.2	79	62.2	89	12.95	30	1
1947	74	50	83.6	70	64.3	34	16.40	6	0
1946	72.7	85	83.5	74	61.8	98	13.34	25	0
1945	72.8	81	83.2	79	62.4	84	12.38	34	0
1944	77.2	3	88.5	5	65.9	5	6.73	115	0
1943	77	4	87.1	10	66.9	2	9.29	79	0
1942	74	50	82.8	87	65.1	15	10.87	57	0
1941	74.2	45	83.9	64	64.4	32	12.41	32	0
1940	74.3	40	83.9	64	64.6	26	5.49	127	0
1939	73.8	58	83.1	83	64.5	28	11.90	44	0
1938	73.6	63	83	85	64.1	36	12.32	37	0
1937	74.3	40	83.8	67	64.9	18	13.11	27	0
1936	77.7	2	89	3	66.5	3	6.40	119	0
1935	74.3	40	83.3	76	65.2	13	10.51	60	0
1934	77.9	1	88.4	6	67.5	1	9.06	82	2
1933	75.5	11	85.8	19	65.2	13	8.04	100	0
1932	74.4	37	84.9	32	64	39	11.57	49	0
1931	75.5	11	85.3	26	65.7	9	11.91	43	0
1930	74.3	40	85.3	26	63.4	52	8.93	84	0
1929	71.4	115	81.7	109	61.2	110	11.83	45	0
1928	72.2	96	81.7	109	62.8	74	12.37	35	0
1927	69.8	132	79.7	129	59.9	127	7.59	105	0
1926	72.7	85	82.4	96	62.9	72	13.71	21	0
1925	73.9	55	84.2	57	63.7	44	8.96	83	0
1924	71.9	105	81.6	112	62.1	93	11.64	48	0
1923	73.7	59	84	62	63.4	52	8.42	94	0
1922	73.2	73	83.3	76	63.1	66	8.54	91	0
1921	76	6	86.1	15	65.8	8	5.77	126	0
1920	71.2	118	80.7	123	61.8	98	10.15	69	0
1919	74.7	29	84.8	36	64.5	28	9.91	72	0
1918	73.5	67	83.6	70	63.4	52	8.93	84	0
1917	71.3	116	80.9	121	61.8	98	11.28	55	0
1916	73.7	59	83.8	67	63.6	47	8.46	93	0
1915	69.6	133	78.6	133	60.6	118	13.45	23	0
1914	74.4	37	85.2	29	63.7	44	7.63	104	0
1913	75	22	85.9	17	64.1	36	7.38	109	0
1912	71.5	113	81.1	119	61.9	96	12.14	39	0
1911	74.2	45	85.7	22	62.6	79			1
1910	71.8	107	84.6	45	59	132	6.20	123	3
1909	73	76	84.5	48	61.5	109	13.85	20	2
1908	73.5	67	86.8	12	60.2	124	10.41	64	0
1907	71.5	113	83.2	79	59.8	128			0
1906	74	50	85.6	24	62.4	84	14.85	12	0
1905	73.6	63	85.2	29	61.9	96			0
1904	71.8	107	84.5	48	59	132	7.38	109	0
1903	71.9	105	84.4	54	59.4	129	11.69	47	0
1902	72.5	92	84.9	32	60.1	126	11.45	50	0
1901	77	4	89.6	1	64.2	35			2
1900	76	6	88.6	4	63.5	48	12.27	38	0
1899	75.7	8	89.3	2	62.1	93	6.29	122	4
1898	75.5	11	88.2	7	62.8	74	10.47	61	0
1897	73.9	55	87.1	10	60.6	118	8.58	90	0
1896	74.3	40	84.6	45	64.1	36	17.40	3	0
1895									31
1894	75.3	15	88.1	8	62.6	79	6.35	120	1
1893	74.4	37	86	16	62.8	74			0

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1934	77.9
1936	77.7
1944	77.2
1943	77
1901	77
1921	76
1900	76
1988	75.7
1899	75.7
1995	75.6

Coldest
Year	Mean, °F
1915	69.6
1927	69.8
2004	70.1
1950	70.1
1985	70.3
1992	70.4
2009	70.6
2003	70.6
1963	70.6
1958	70.6

Wettest
Year	Precipitation, in
1958	19.52
1995	18.97
1896	17.40
1980	17.12
1979	16.72
1947	16.40
1990	15.52
1978	15.47
2017	15.26
1969	15.00

Driest
Year	Precipitation, in
1965	5.03
1940	5.49
1921	5.77
2002	5.93
2012	6.08
1910	6.20
1899	6.29
1984	6.30
1894	6.35
1936	6.40

The hottest, coldest and wettest days

Hottest day: 94°F; 3 July 2026
Coldest night: 52°F; 3 June 2026, 2 June 2026
Wettest day: 2.20 in; 1 August 2026

Every month, season and year

Months

Seasons

Years

Dayton, OH the day's answers

All-time records

Every answer in words

Summer 2026 brought 14.32 in of precipitation in Dayton, OH, the wettest summer since 2017, 17th wettest of 128.
The hottest day of summer 2026 in Dayton, OH: 94°F on Friday 3 July 2026.
The coldest night of summer 2026 in Dayton, OH: a low of 52°F on Wednesday 3 June 2026 and Tuesday 2 June 2026.
The wettest day of summer 2026 in Dayton, OH: 2.20 in on Saturday 1 August 2026.