Average September Temperature in Sonora by Year

This page contains a list of the average monthly high and low temperatures in Sonora, California for the month of September each year between 1908 and 2021. It is based on NOAA data.

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What Was the Hottest September Ever in Sonora?

1922 was the warmest September in the history of Sonora, California. The average daily high temperature was 88.1 °F, and the average low was 61.4 °F.

What Was the Coldest September Ever in Sonora?

1920 was the coolest September in the history of Sonora, California. The average daily high temperature was 71.6 °F, and the average low was 46.9 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2021	23	90.2	53.5
2020	17	90.1	54.9
2019	61	84.8	51.1
2018	64	86.5	49.1
2017	55	85.6	52.1
2015	49	87.1	51.4
2014	39	87.6	53.1
2013	70	84.7	49.9
2012	29	89.9	53.0
2011	28	89.6	53.5
2010	69	85.9	48.9
2009	27	90.1	53.1
2008	50	88.1	50.2
2006	59	86.6	49.8
2005	81	82.0	47.7
2004	68	85.8	49.3
2003	26	89.8	53.5
2001	54	86.1	51.8
2000	74	84.1	49.5
1999	42	88.3	52.1
1997	31	89.5	52.9
1994	43	89.2	50.3
1993	34	91.1	50.4
1992	33	90.0	51.7
1991	2	93.7	55.1
1990	36	89.2	52.0
1989	73	84.2	49.6
1988	30	89.9	52.6
1986	84	78.3	42.8
1985	83	78.3	45.7
1984	38	89.6	51.5
1983	40	87.8	52.7
1982	80	80.2	49.6
1981	37	88.7	52.4
1979	19	91.9	52.8
1977	63	84.5	51.1
1976	52	85.2	52.9
1975	20	90.9	53.6
1974	13	92.1	53.6
1973	71	84.8	49.4
1972	75	84.3	49.2
1970	65	87.8	47.6
1969	25	90.3	53.3
1967	15	90.5	54.7
1966	58	86.7	49.9
1965	79	83.4	46.7
1964	78	85.1	47.2
1963	5	89.8	58.4
1962	12	90.4	55.5
1961	44	86.8	52.5
1960	6	92.5	55.6
1959	47	85.1	53.7
1957	21	89.1	54.9
1956	24	90.0	53.6
1943	7	92.3	55.0
1942	35	88.3	53.0
1941	60	86.0	50.4
1940	66	82.9	52.4
1939	22	88.0	55.9
1938	11	89.9	56.1
1937	18	87.2	57.6
1936	14	88.1	57.3
1935	4	89.9	58.7
1934	8	90.7	56.5
1933	45	85.5	53.8
1932	3	90.6	58.1
1931	57	83.4	53.3
1930	72	82.1	52.0
1929	32	87.5	54.3
1928	16	89.0	56.0
1927	62	83.3	52.4
1926	46	85.7	53.1
1925	76	81.2	51.8
1924	10	89.5	57.1
1923	9	85.0	61.8
1922	1	88.1	61.4
1921	51	82.1	56.1
1920	85	71.6	46.9
1918	53	80.1	58.0
1916	67	82.7	52.5
1913	41	85.4	55.0
1912	77	80.3	52.5
1911	82	79.7	48.5
1909	48	84.1	54.4
1908	56	83.6	53.8

Weather Station Details

Years	Station	Coordinates
1903–2024	Sonora	location