Moline, IL: August

31 August 2026: August 2026 averaged 73.5°F in Moline, IL, the warmest August since 2021, tied 63rd warmest of 153 (with 1968, 1958, 1949 and 1 other year).

August 2026

Mean temperature: 73.5°F; Warmest since 2021; 63rd warmest of 153
Precipitation: 4.84 in; Wettest since 2018; 42nd wettest of 155

A normal August in Moline, IL (1991 to 2020): a mean temperature of 73.4°F, between 70.2°F and 75.9°F in eight years of ten and 3.71 in of precipitation, between 1.11 in and 7.79 in in eight years of ten.

The mean temperature of every August in Moline, IL since 1874: 73.5°F in 2026; the highest is 81°F, in 1947.

Normal range, 70.2 to 75.9°F

Every year, ranked, as a table

Every August in Moline, IL from 1872 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	73.5	63	82.5	99	64.4	46	4.84	42	0
2025	72.2	99	82.6	96	61.8	98	1.75	124	0
2024	73.2	74	83.7	70	62.7	73	4.26	53	0
2023	72.5	93	83.6	75	61.4	110	2.35	107	0
2022	73.4	68	83.8	66	63	67	4.21	54	0
2021	75.9	19	87.5	14	64.3	47	3.96	58	0
2020	73.4	68	85.8	30	61.2	112	0.15	155	1
2019	73	81	83.7	70	62.2	92	3.92	59	0
2018	74.9	36	85.2	41	64.6	42	6.62	22	0
2017	69.7	141	81	126	58.4	144	0.68	147	0
2016	75.3	26	84.6	51	65.9	19	8.07	8	0
2015	71.5	114	82	111	61.1	114	3.84	64	0
2014	73.2	74	82.9	89	63.6	57	4.32	49	0
2013	73.1	78	84.4	57	61.8	98	0.76	145	0
2012	72.4	95	85.7	32	59.1	137	2.91	90	0
2011	74.3	49	85.4	38	63.1	65	3.01	88	0
2010	76.4	16	86.1	25	66.8	11	5.72	31	0
2009	70.4	133	79.4	140	61.4	110	8.06	9	0
2008	70.7	129	82.6	96	58.9	140	1.15	136	0
2007	77.2	10	86.3	20	68.2	4	7.34	13	0
2006	74.5	43	83.2	85	65.8	21	6.87	20	0
2005	75	32	86.3	20	63.7	54	1.89	120	0
2004	68.5	146	78.7	147	58.4	144	5.83	30	0
2003	75.8	20	86.8	17	64.7	37	1.70	126	0
2002	73.4	68	83.5	78	63.4	60	4.35	47	0
2001	73.7	59	84	61	63.4	60	3.92	59	0
2000	75	32	85.2	41	64.7	37	1.38	132	0
1999	70.9	124	81.5	117	60.4	125	3.58	71	0
1998	74.4	47	83.6	75	65.3	26	5.31	34	0
1997	70.7	129	80.3	130	61.2	112	8.13	7	0
1996	72.9	84	83.4	79	62.4	89	2.11	112	0
1995	78.5	5	88	9	69.1	3	2.48	101	0
1994	70.2	136	80.9	127	59.5	134	3.40	76	0
1993	74.9	36	84.5	55	65.2	31	7.76	12	0
1992	67.4	152	79.2	141	55.6	153	1.70	126	0
1991	73.9	55	86.2	24	61.6	105	2.06	113	0
1990	73.7	59	83.7	70	63.7	54	6.42	26	0
1989	72.2	99	83.4	79	61	117	6.17	28	0
1988	77.7	6	89.3	5	66.2	17	4.89	39	0
1987	72.9	84	83.1	87	62.7	73	15.23	1	0
1986	68.3	149	79.2	141	57.4	151	3.24	81	0
1985	69.6	143	80.1	131	59.2	135	2.76	97	0
1984	75.2	29	87.8	10	62.6	79	1.31	134	0
1983	79.6	3	91.5	3	67.6	6	0.96	142	0
1982	71.2	116	81.4	118	61.1	114	2.89	91	0
1981	71.1	119	81.3	122	61	117	6.90	19	0
1980	75.8	20	85.8	30	65.7	23	9.09	4	0
1979	71.9	108	82.2	106	61.7	102	6.94	18	0
1978	73.2	74	84.9	44	61.5	106	2.47	102	0
1977	71	122	80.1	131	61.8	98	6.98	17	0
1976	71.7	110	84.6	51	58.9	140	0.60	149	0
1975	75.1	30	84.8	46	65.3	26	3.23	82	0
1974	70.3	135	79.7	137	60.9	121	3.37	78	0
1973	75.1	30	85.6	33	64.6	42	2.30	109	0
1972	73.9	55	83.2	85	64.7	37	8.20	6	0
1971	71.9	108	84.7	49	59.1	137	0.35	154	0
1970	72.9	84	82.9	89	62.8	70	3.61	69	0
1969	73.7	59	84.8	46	62.6	79	2.00	117	0
1968	73.5	63	84.5	55	62.5	84	2.16	111	0
1967	67.7	151	78.5	149	56.9	152	3.62	68	0
1966	70.6	132	82.8	91	58.4	144	0.77	144	0
1965	71.1	119	80.5	128	61.7	102	9.31	3	0
1964	70.8	126	82.5	99	59.1	137	2.41	105	0
1963	70.8	126	81.3	122	60.2	127	4.02	56	0
1962	72.8	89	84.7	49	61	117	1.95	118	0
1961	73.9	55	85.5	36	62.3	91	2.37	106	0
1960	73.8	58	84	61	63.5	59	3.97	57	0
1959	77.2	10	86.6	18	67.8	5	3.90	62	0
1958	73.5	63	84.1	60	62.8	70	1.09	139	0
1957	73.1	78	83.7	70	62.6	79	3.17	85	0
1956	73.3	73	83.9	64	62.7	73	3.34	79	0
1955	76.8	15	88.2	8	65.4	25	2.44	103	0
1954	72	106	81.4	118	62.6	79	6.67	21	0
1953	74.3	49	86.9	15	61.7	102	1.05	140	0
1952	71	122	81.9	113	60.2	127	3.50	73	0
1951	71.4	115	81.4	118	61.5	106	8.00	11	0
1950	68.5	146	78.7	147	58.2	148	1.87	121	0
1949	73.5	63	84	61	63	67	7.12	15	0
1948	73.7	59	84.6	51	62.7	73	2.83	93	0
1947	81	1	92.4	1	69.6	2	0.52	150	0
1946	69.2	144	79.5	139	58.8	142	3.91	61	0
1945	73.2	74	83.8	66	62.5	84	3.86	63	0
1944	73.5	63	84.2	59	62.7	73	2.88	92	0
1943	74.8	38	84.9	44	64.7	37	4.31	50	0
1942	71.7	110	82.8	91	60.6	123	2.80	94	0
1941	74.7	39	86.3	20	63.1	65	1.66	128	0
1940	72.1	103	81.7	114	62.5	84	4.88	40	0
1939	70.9	124	82.7	94	59.2	135	5.59	32	0
1938	76.3	17	87.8	10	64.8	35	3.49	75	0
1937	77.5	7	89.1	6	65.9	19	1.34	133	0
1936	78.9	4	92	2	65.8	21	4.86	41	0
1935	74.1	53	86.1	25	62.2	92	2.95	89	0
1934	71.7	110	83.4	79	60	130	4.51	45	0
1933	71.1	119	83.6	75	58.5	143	1.87	121	0
1932	72.2	99	83.3	83	61.1	114	7.12	15	0
1931	74.5	43	85.3	39	63.8	51	3.16	86	0
1930	75.6	22	86	27	65.2	31	2.42	104	0
1929	72.3	97	82.3	103	62.4	89	2.69	98	0
1928	74.7	39	84.3	58	65.1	34	6.57	24	0
1927	69.7	141	79.7	137	59.7	132	3.28	80	0
1926	74.6	42	83.8	66	65.3	26	4.15	55	0
1925	74.5	43	85.3	39	63.6	57	3.75	66	0
1924	72.8	89	81.7	114	63.8	51	8.03	10	0
1923	72.9	84	83.3	83	62.5	84	1.61	130	0
1922	75.3	26	85.2	41	65.3	26	0.48	152	0
1921	73.4	68	82.1	109	64.7	37	6.62	22	0
1920	72.6	92	82.6	96	62.7	73	2.67	99	0
1919	73	81	83.1	87	62.9	69	3.58	71	0
1918	76.9	12	86.9	15	66.8	11	3.38	77	0
1917	71.2	116	81.6	116	60.8	122	0.70	146	0
1916	76.9	12	87.6	12	66.2	17	1.25	135	0
1915	67.1	153	76.4	153	57.9	149	1.77	123	0
1914	75	32	85.9	28	64.1	49	2.01	116	0
1913	77.5	7	88.5	7	66.5	14	2.06	113	0
1912	72.8	89	82.2	106	63.4	60	2.77	96	0
1911	72.4	95	82.5	99	62.2	92	4.92	37	0
1910	74	54	83.7	70	64.2	48	4.31	50	0
1909	77.3	9	87.6	12	67	9	2.34	108	0
1908	72.2	99	82.3	103	62.1	96	6.23	27	0
1907	72	106	81.4	118	62.6	79	6.48	25	0
1906	76.2	18	85.6	33	66.8	11	3.50	73	0
1905	75.3	26	84.8	46	65.7	23	1.93	119	0
1904	70	139	79.9	136	60	130	3.60	70	0
1903	70.7	129	79.2	141	62.2	92	4.68	44	0
1902	70.4	133	78.9	145	61.9	97	7.25	14	0
1901	74.2	51	84.6	51	63.8	51	0.46	153	0
1900	79.9	2	89.8	4	69.9	1	4.90	38	0
1899	75.6	22	85.9	28	65.3	26	4.47	46	0
1898	73	81	82.2	106	63.9	50	4.96	36	0
1897	70.8	126	81.1	125	60.5	124	0.68	147	0
1896	73.1	78	82.5	99	63.7	54	3.12	87	0
1895	75	32	85.5	36	64.5	44	4.79	43	0
1894	74.5	43	86.3	20	62.8	70	2.02	115	0
1893	72.1	103	83.9	64	60.4	125	1.12	137	0
1892	73.4	68	83.4	79	63.3	63	1.53	131	0
1891	70.1	138	79.1	144	61	117	5.54	33	0
1890	70.2	136	80.4	129	60.1	129	1.66	128	0
1889	72.1	103	82.7	94	61.5	106	1.11	138	0
1888	71.2	116	80	135	62.5	84	2.79	95	0
1887	72.3	97	82.8	91	61.8	98	3.23	82	0
1886	75.4	24	85.6	33	65.2	31	2.67	99	0
1885	68.7	145	77.7	152	59.7	132	12.68	2	0
1884	68.4	148	78.8	146	57.9	149	3.84	64	0
1883	68.2	150	78.2	150	58.3	147	1.02	141	0
1882	72.5	93	80.1	131	64.8	35	2.29	110	0
1881	76.9	12	86.6	18	67.2	8	0.83	143	0
1880	75.4	24	83.8	66	67	9	5.90	29	0
1879	71.6	113	80.1	131	63.2	64	4.33	48	0
1878	74.2	51	82	111	66.5	14	5.07	35	0
1877	72.9	84	81.3	122	64.5	44	3.21	84	0
1876	74.7	39	82.1	109	67.3	7	4.27	52	0
1875	69.9	140	78.2	150	61.5	106	1.73	125	0
1874	74.4	47	82.3	103	66.5	14	3.68	67	0
1873							0.51	151	31
1872							8.91	5	31

Warmest, coldest, wettest and driest

Warmest
Year	Mean, °F
1947	81
1900	79.9
1983	79.6
1936	78.9
1995	78.5
1988	77.7
1937	77.5
1913	77.5
1909	77.3
2007	77.2
More years share the last value

Coldest
Year	Mean, °F
1915	67.1
1992	67.4
1967	67.7
1883	68.2
1986	68.3
1884	68.4
2004	68.5
1950	68.5
1885	68.7
1946	69.2

Wettest
Year	Precipitation, in
1987	15.23
1885	12.68
1965	9.31
1980	9.09
1872	8.91
1972	8.20
1997	8.13
2016	8.07
2009	8.06
1924	8.03

Driest
Year	Precipitation, in
2020	0.15
1971	0.35
1901	0.46
1922	0.48
1873	0.51
1947	0.52
1976	0.60
2017	0.68
1897	0.68
1917	0.70

The hottest, coldest and wettest days

Hottest day: 91°F; 31 August 2026
Coldest night: 53°F; 24 August 2026
Wettest day: 1.39 in; 13 August 2026

Every month, season and year

Months

Seasons

Years

Moline, IL the day's answers

All-time records

Every answer in words

August 2026 brought 4.84 in of precipitation in Moline, IL, the wettest August since 2018, 42nd wettest of 155.
The hottest day of August 2026 in Moline, IL: 91°F on Monday 31 August 2026.
The coldest night of August 2026 in Moline, IL: a low of 53°F on Monday 24 August 2026.
The wettest day of August 2026 in Moline, IL: 1.39 in on Thursday 13 August 2026.