Stillwater, OK: August

31 August 2026: August 2026 averaged 86.2°F in Stillwater, OK, the warmest August since 2011, 6th warmest of 128.

August 2026

Mean temperature: 86.2°F; Warmest since 2011; 6th warmest of 128
Precipitation: 4.48 in; Wettest since 2019; 28th wettest of 130

A normal August in Stillwater, OK (1991 to 2020): a mean temperature of 81.9°F, between 78.2°F and 84.5°F in eight years of ten and 2.73 in of precipitation, between 0.85 in and 6.58 in in eight years of ten.

The mean temperature of every August in Stillwater, OK since 1894: 86.2°F in 2026; the highest is 89.4°F, in 1936.

Normal range, 78.2 to 84.5°F

Every year, ranked, as a table

Every August in Stillwater, OK 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	86.2	6	99.3	9	73.2	5	4.48	28	0
2025	80	83	90.5	99	69.5	52	2.32	75	0
2024	85	11	96.9	22	73.1	6	2.55	64	0
2023	83.9	19	96.2	29	71.7	17	4.21	32	1
2022	84.4	17	97.3	17	71.5	20	1.51	93	0
2021	83.5	27	95.1	47	71.8	15	1.67	90	0
2020	80.2	81	92.8	71	67.7	95	1.72	87	0
2019	82.9	40	93	69	72.7	9	6.52	14	0
2018	80.2	81	91.2	92	69.2	61	6.14	15	0
2017	78	109	88.9	113	67.1	102	4.22	31	0
2016	81.9	54	93.8	62	69.9	46	3.29	45	0
2015	79.1	97	91.5	87	66.8	109	3.71	35	0
2014	82.1	49	95.5	40	68.8	72	0.90	116	0
2013	80.5	78	91.8	84	69.1	63	2.68	59	0
2012	83.2	34	96.9	22	69.4	57	2.17	77	0
2011	88.4	2	103.4	2	73.5	4	2.43	70	0
2010	84.7	13	98.2	13	71.2	26	2.15	80	0
2009	78.9	98	90.4	102	67.5	97	6.75	12	0
2008	81.3	62	92.5	75	70	42	1.68	88	1
2007	84.5	16	95.8	35	73.1	6	0.79	119	0
2006							2.35	73	5
2005	81.2	66	92.5	75	69.9	46	8.19	4	0
2004	75.8	125	87.1	124	64.6	125	1.61	92	0
2003	83.7	23	96.5	24	70.8	34	2.78	57	0
2002	82.4	47	94.3	57	70.6	36	5.56	18	0
2001	83.9	19	97.1	18	70.6	36	0.86	118	0
2000	85.6	8	99.6	8	71.6	18	0.10	127	0
1999	83.6	24	97.6	14	69.5	52	0.21	126	0
1998	83.6	24	97.5	16	69.8	48	2.43	70	0
1997	78.2	108	88.1	121	68.2	84	4.91	25	0
1996	78.6	104	88.3	118	69	67	3.83	34	0
1995	81.9	54	93.7	63	70.2	40	6.56	13	0
1994	79.6	88	92.1	79	66.9	106	3.58	39	2
1993	82.8	42	94.9	49	70.7	35	3.08	51	0
1992	74.5	127	84.8	129	64.3	126	8.50	3	0
1991	80.8	71	94.4	56	67.4	99	1.41	95	2
1990	80.9	68	92.8	71	68.9	70	3.60	38	0
1989	78.9	98	88.6	116	68.6	76	5.03	21	2
1988	83	37	95.9	34	70.1	41	0.97	111	0
1987	81.3	62	92.5	75	70	42	2.11	81	0
1986	77.9	111	89.2	109	66.9	106	7.03	10	1
1985	80.4	80	91.9	81	68.8	72	2.28	76	1
1984	82.1	49	95.5	40	68.6	76	1.02	108	0
1983	85.6	8	98.5	11	72.5	11	0.88	117	1
1982	83.4	31	95.6	38	71.2	26	1.38	100	1
1981	78.5	106	89.2	109	67.8	92	3.26	47	0
1980	84.9	12	97.6	14	72.1	13	3.48	41	0
1979	79.6	88	91.2	92	68.1	86	3.24	48	0
1978	80.6	76	93.7	63	68	89	1.00	109	2
1977	80.7	72	91.2	92	70.4	38	4.62	26	1
1976	81.8	57	95.3	45	68.4	80	3.06	53	0
1975	80.7	72	91.5	87	69.7	49	1.93	84	1
1974	77.5	113	88.5	117	66.2	119	6.76	11	2
1973	78.8	100	91	95	66.4	115	2.16	79	2
1972	79.6	88	92.1	79	67.1	102	2.95	54	0
1971	77.2	120	89.6	107	64.9	123	0.41	124	0
1970	82.6	45	96.3	27	69	67	1.39	98	0
1969	79.6	88	91.4	90	67.8	92	3.11	50	0
1968	81.6	59	93.6	65	69.5	52	0.99	110	0
1967	77.3	119	90.5	99	64.2	127	1.28	102	0
1966	77.4	116	88.3	118	66.5	113	3.32	44	0
1965	80.7	72	94.7	53	66.7	110	2.67	61	0
1964	81.1	67	93.6	65	68.6	76	7.30	9	0
1963	81.9	54	94.9	49	68.8	72	3.16	49	0
1962	82	52	96.4	25	67.5	97	1.36	101	0
1961	78	109	89.7	106	66.4	115	1.13	104	0
1960	79.7	87	91.7	86	67.7	95	5.08	19	0
1959	80.9	68	92.6	74	69.1	63	3.47	42	0
1958	80	83	92.2	78	67.9	90	5.04	20	0
1957	81.4	61	94.6	55	68.2	84	0.94	113	0
1956	88	3	103.1	3	72.8	8	0.91	115	0
1955	82.1	49	94.9	49	69.3	59	2.44	69	0
1954	87.4	4	100.9	4	73.9	3	1.93	84	0
1953	77.5	113	88.7	114	66.6	111	2.38	72	2
1952	83.1	36	95.4	42	70.9	32	4.93	24	0
1951	83.9	19	96.3	27	71.5	20	2.53	65	0
1950	75.9	124	86.6	126	65.2	121	3.28	46	0
1949	78.6	104	91.9	81	65.3	120	1.04	107	0
1948	78.7	102	89.1	112	68.4	80	3.55	40	0
1945	80.9	68	93.4	68	68.3	82	0.95	112	0
1944	83.5	27	96.4	25	70	42	2.51	66	1
1943	86.4	5	100.7	5	72.1	13	1.68	88	0
1942	79.2	95	90.4	102	68.1	86	9.21	1	0
1941	81.8	57	94	61	69.6	51	2.68	59	0
1940	77.5	113	88.7	114	66.3	118	5.62	16	0
1939	81.6	59	95.3	45	67.9	90	3.62	37	0
1938	83.4	31	95.6	38	71.1	29	4.39	30	0
1937	86	7	97	21	74.9	2	3.46	43	0
1936	89.4	1	103.5	1	75.3	1	trace	129	0
1935	83.5	27	95.7	36	71.3	25	3.08	51	0
1934			100.1	7					12
1933	78.4	107	87.2	122	69.5	52			0
1932	81.3	62	91	95	71.5	20	1.41	95	0
1931	79.4	93	90.9	97	67.4	99	3.67	36	2
1930	83.9	19	96.2	29	71.6	18	3.84	33	0
1929	83.6	24	96.1	32	71.1	29	0.43	123	0
1928	81.3	62	92.9	70	69.7	49	2.02	82	1
1927	76.1	123	85.6	128	66.6	111	4.41	29	0
1926	80.6	76	91.9	81	69.3	59	1.44	94	2
1925			94.1	59	69.4	57	0.92	114	4
1924	84.3	18	96	33	72.6	10	2.35	73	0
1923	83.4	31	95.4	42	71.8	15	0.38	125	2
1922	82.9	40	94.3	57	71.5	20	1.10	105	0
1921	82.7	43	94.1	59	71.4	24	1.06	106	0
1920	75.5	126	86.3	127	64.7	124	5.57	17	0
1919	83.5	27	95.7	36	71.2	26	1.88	86	0
1918	84.7	13	98.4	12	70.9	32	1.40	97	0
1917	76.9	122	86.8	125	66.9	106	9.19	2	2
1916	82	52	94.9	49	69.1	63	0.72	121	0
1915	72.4	128	82.8	130	62	129	2.60	62	0
1914	80.5	78	91.8	84	69.2	61	2.48	67	0
1913	84.7	13	100.5	6	68.9	70	0.05	128	0
1912	80.7	72	92.7	73	68.6	76	2.79	55	0
1911	78.7	102	90.3	105	67.1	102	7.65	7	0
1910	79.8	85	90.7	98	69.1	63	4.97	22	3
1909	82.2	48	95	48	69.5	52	0.45	122	0
1908	79.6	88	91.5	87	67.8	92	2.72	58	0
1907	82.5	46	94.7	53	70.4	38	1.23	103	0
1906	77.1	121	87.2	122	67	105	7.71	6	0
1905	79.4	93	91.4	90	67.4	99	8.15	5	0
1904	77.4	116	88.2	120	66.5	113	7.42	8	0
1903	79.2	95	90.4	102	68.1	86	2.48	67	0
1902	83	37	96.2	29	70	42	2.17	77	1
1901	82.7	43	97.1	18	68.3	82	1.95	83	0
1900	83.2	34	95.4	42	71	31	1.39	98	0
1899	85.5	10	98.9	10	72.2	12	2.57	63	0
1898	77.8	112	89.2	109	66.4	115	2.79	55	0
1897	77.4	116	89.6	107	65	122	4.51	27	2
1896	83	37	97.1	18	68.8	72	1.64	91	1
1895	79.8	85	90.5	99	69	67	4.97	22	0
1894	78.8	100	93.6	65	63.9	128	0.79	119	0
1893							trace	129	31

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1936	89.4
2011	88.4
1956	88
1954	87.4
1943	86.4
2026	86.2
1937	86
2000	85.6
1983	85.6
1899	85.5

Coldest
Year	Mean, °F
1915	72.4
1992	74.5
1920	75.5
2004	75.8
1950	75.9
1927	76.1
1917	76.9
1906	77.1
1971	77.2
1967	77.3

Wettest
Year	Precipitation, in
1942	9.21
1917	9.19
1992	8.50
2005	8.19
1905	8.15
1906	7.71
1911	7.65
1904	7.42
1964	7.30
1986	7.03

Driest
Year	Precipitation, in
1936	trace
1893	trace
1913	0.05
2000	0.10
1999	0.21
1923	0.38
1971	0.41
1929	0.43
1909	0.45
1916	0.72

The hottest, coldest and wettest days

Hottest day: 108°F; 18 August 2026
Coldest night: 62°F; 3 August 2026
Wettest day: 2.98 in; 22 August 2026

Every month, season and year

Months

Seasons

Years

Stillwater, OK the day's answers

All-time records

Every answer in words

August 2026 brought 4.48 in of precipitation in Stillwater, OK, the wettest August since 2019, 28th wettest of 130.
The hottest day of August 2026 in Stillwater, OK: 108°F on Tuesday 18 August 2026.
The coldest night of August 2026 in Stillwater, OK: a low of 62°F on Monday 3 August 2026.
The wettest day of August 2026 in Stillwater, OK: 2.98 in on Saturday 22 August 2026.