Wilmington, OH: August

31 August 2026: August 2026 averaged 73.1°F in Wilmington, OH, the warmest August since 2024, tied 38th warmest of 109 (with 1943).

August 2026

Mean temperature: 73.1°F; Warmest since 2024; 38th warmest of 109
Precipitation: 6.20 in; Wettest since 1979; 9th wettest of 111

A normal August in Wilmington, OH (1991 to 2020): a mean temperature of 71.9°F, between 69.6°F and 75.5°F in eight years of ten and 2.94 in of precipitation, between 1.74 in and 5.11 in in eight years of ten.

The mean temperature of every August in Wilmington, OH since 1917: 73.1°F in 2026; the highest is 78.4°F, in 1947.

Normal range, 69.6 to 75.5°F

Every year, ranked, as a table

Every August in Wilmington, OH from 1915 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	73.1	38	82.8	72	63.5	13	6.20	9	0
2025	70.6	84	81.1	90	60	51	0.39	111	0
2024	73.9	26	85.5	32	62.2	31	2.19	85	0
2023	73.2	36	83.3	67	63	21	3.89	44	0
2022	72.8	43	83.1	70	62.6	23	2.52	71	0
2021	74.7	17	84.2	56	65.2	5	5.36	17	0
2020	71.9	61	81.8	85	62	32	5.42	16	0
2019	71.8	64	82	83	61.5	35	3.71	45	0
2018	73.6	32	82.7	73	64.4	9	4.05	42	0
2017	69.8	91	80.6	93	58.9	81	2.87	64	0
2016	75.9	9	85.5	32	66.4	1	4.20	35	0
2015	69.6	94	80.3	100	59	77	2.47	74	1
2014	71.4	74	81.4	87	61.5	35	5.07	21	0
2013	70.9	81	81.8	85	60	51	1.32	102	0
2012	72.1	55	85.2	42	59	77	1.01	106	0
2011	72.7	46	84.3	55	61.2	39	2.97	61	0
2010	73.8	27	85.3	39	62.4	27	2.04	88	2
2009	70.4	86	80.5	97	60.3	47	2.43	76	0
2008	71.6	69	83.3	67	60	51	1.79	95	0
2007	76.8	4	88.7	9	64.8	6	2.91	63	0
2006	73.8	27	84.2	56	63.1	20	5.45	14	1
2005	74.1	21	84.9	46	63.4	15	4.74	28	0
2004	68.8	103	79.2	106	58.5	86	1.82	93	0
2003	72.3	50	82	83	62.5	25	4.12	38	0
2002	73.2	36	84.2	56	62.3	29	2.20	84	0
2001	73.4	34	83.6	64	63.2	19	4.96	24	0
2000	69.6	94	80.6	93	58.6	84	2.77	66	1
1999	70.7	83	83.8	63	57.5	98	3.07	59	1
1998	72	58	83.9	61	60.1	49	1.93	92	0
1997	68.1	105	78.5	107	57.7	95	4.33	33	0
1996	71.4	74	82.5	75	60.3	47	1.80	94	0
1995	76.1	6	86	25	66.2	2	3.31	54	0
1994	69.4	97	80.3	100	58.5	86	5.76	12	0
1993	75.5	12	87.7	18	63.3	17	0.71	110	0
1992	70.2	89	80.6	93	59.8	56	2.46	75	0
1991	71	79	82.4	79	59.6	63	4.68	29	0
1990	69.3	99	80.1	102	58.5	86	4.16	36	0
1989	69.8	91	79.9	103	59.8	56	2.51	73	0
1988	73.8	27	85.3	39	62.4	27	2.24	83	0
1987	72.1	55	84.7	51	59.5	67	2.52	71	0
1986	68.5	104	81	91	56	105	2.05	87	0
1985	69.8	91	80.5	97	59.2	71	4.41	32	0
1984	71.4	74	82.3	81	60.5	44	2.38	78	0
1983	76.4	5	88.9	8	63.9	10	2.67	68	0
1982	67.3	107	79.6	104	55	106	3.47	51	0
1981	70.3	87	81.2	89	59.5	67	1.47	98	0
1980	74	25	85.2	42	62.8	22	5.03	23	0
1979	69.4	97	79.5	105	59.2	71	7.95	3	0
1978	70.3	87	80.8	92	59.8	56	5.32	18	0
1977	70.5	85	80.6	93	60.5	44	4.68	29	0
1976	64	109	77.2	109	50.8	109	4.32	34	0
1975	73.8	27	85.9	27	61.8	33	2.95	62	0
1973	71.7	67	84.9	46	58.5	86	3.17	57	0
1972	72.3	50	84.8	49	59.8	56	1.95	90	0
1971	70	90	82.6	74	57.5	98	3.70	46	0
1970	72.3	50	84.8	49	59.8	56	3.11	58	0
1969	72.3	50	85.7	29	59	77	3.36	53	0
1968	74.1	21	84.9	46	63.3	17	6.99	7	0
1967	68.9	101	81.3	88	56.3	103	0.91	108	2
1966	71.8	64	83.9	61	59.6	63	4.16	36	0
1965	71.6	69	84.1	59	59.1	76	2.39	77	0
1964	72	58	85.7	29	58.2	92	2.15	86	0
1963	68.9	101	80.4	99	57.4	100	3.67	48	0
1962	72.4	47	86	25	58.7	83	0.93	107	0
1961	72	58	83.5	65	60.4	46	3.95	43	0
1960	74.1	21	85.7	29	62.5	25	1.34	100	0
1959	75.9	9	87.9	16	63.9	10	2.26	82	0
1958	71.4	74	83.1	70	59.7	61	7.32	4	0
1957	72.1	55	85.1	44	59.2	71	1.16	103	0
1956	71.9	61	83.2	69	60.6	42	2.99	60	0
1955	76	7	88.5	10	63.5	13	1.07	105	0
1954	71.5	73	82.4	79	60.6	42	6.23	8	1
1953	72.8	43	87.2	20	58.4	91	0.90	109	1
1952	72.2	54	85.5	32	58.8	82	2.61	69	0
1951	73.6	32	88.1	15	59.2	71	1.12	104	0
1950	69.5	96	82.5	75	56.5	102	4.90	26	0
1949	74.7	17	88.4	11	61	40	2.72	67	0
1948	73.3	35	88.4	11	58.2	92	1.33	101	0
1947	78.4	1	91.1	2	65.6	4	4.92	25	0
1946	68	106	82.2	82	53.8	108	3.31	54	0
1945	71.6	69	85.5	32	57.7	95	1.44	99	0
1944	75	15	89	7	61	40	5.28	19	0
1943	73.1	38	86.6	21	59.6	63	4.07	40	0
1942	71.6	69	83.5	65	59.7	61	2.31	80	0
1941	72.4	47	85.4	37	59.4	69	4.08	39	0
1940	75.4	13	89.3	5	61.5	35	2.35	79	1
1939	74.1	21	88.2	14	60	51	2.03	89	0
1938	75.9	9	89.5	4	62.3	29	2.31	80	0
1937	76	7	88.4	11	63.7	12	5.23	20	0
1936	78	2	91.5	1	64.6	7	5.49	13	0
1935	74.4	20	85.4	37	63.4	15	3.70	46	0
1934	73.7	31	86.1	24	61.4	38	5.87	10	0
1933	72.9	41	85.8	28	60	51	4.61	31	0
1932	72.8	43	87.7	18	58	94	3.30	56	0
1931	72.9	41	84.1	59	61.8	33	5.44	15	1
1930	74.6	19	89.1	6	60.1	49	1.74	96	1
1929	69.3	99	82.5	75	56.2	104	5.07	21	0
1928	75.3	14	87.9	16	62.6	23	2.56	70	0
1927	65.7	108	77.4	108	54	107	3.63	49	1
1926	75	15	85.5	32	64.6	7	10.59	1	0
1925	71.9	61	84.6	52	59.2	71	7.28	5	0
1924	73	40	86.4	22	59.6	63	1.59	97	0
1923	72.4	47	86.3	23	58.6	84	4.07	40	1
1922	71.2	78	85.3	39	57.2	101	3.41	52	1
1921	71.8	64	84.6	52	59	77	8.28	2	0
1920	70.9	81	82.5	75	59.4	69	5.80	11	0
1919	71	79	84.4	54	57.6	97	1.95	90	0
1918	78	2	90.2	3	65.7	3	4.78	27	0
1917	71.7	67	85	45	58.5	86	2.82	65	0
1916							3.63	49	31
1915							7.13	6	31

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1947	78.4
1936	78
1918	78
2007	76.8
1983	76.4
1995	76.1
1955	76
1937	76
2016	75.9
1959	75.9
More years share the last value

Coldest
Year	Mean, °F
1976	64
1927	65.7
1982	67.3
1946	68
1997	68.1
1986	68.5
2004	68.8
1967	68.9
1963	68.9
1990	69.3
More years share the last value

Wettest
Year	Precipitation, in
1926	10.59
1921	8.28
1979	7.95
1958	7.32
1925	7.28
1915	7.13
1968	6.99
1954	6.23
2026	6.20
1934	5.87

Driest
Year	Precipitation, in
2025	0.39
1993	0.71
1953	0.90
1967	0.91
1962	0.93
2012	1.01
1955	1.07
1951	1.12
1957	1.16
2013	1.32

The hottest, coldest and wettest days

Hottest day: 90°F; 31 August 2026
Coldest night: 52°F; 25 August 2026, 24 August 2026
Wettest day: 1.43 in; 7 August 2026

Every month, season and year

Months

Seasons

Years

Wilmington, OH the day's answers

All-time records

Every answer in words

August 2026 brought 6.20 in of precipitation in Wilmington, OH, the wettest August since 1979, 9th wettest of 111.
The hottest day of August 2026 in Wilmington, OH: 90°F on Monday 31 August 2026.
The coldest night of August 2026 in Wilmington, OH: a low of 52°F on Tuesday 25 August 2026 and Monday 24 August 2026.
The wettest day of August 2026 in Wilmington, OH: 1.43 in on Friday 7 August 2026.