Average October Temperature in El Cajon by Year

This page contains a list of the average monthly high and low temperatures in El Cajon, California for the month of October each year between 1899 and 2023. It is based on NOAA data.

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What Was the Hottest October Ever in El Cajon?

2015 was the warmest October in the history of El Cajon, California. The average daily high temperature was 84.7 °F, and the average low was 61.8 °F.

What Was the Coldest October Ever in El Cajon?

1932 was the coolest October in the history of El Cajon, California. The average daily high temperature was 75.1 °F, and the average low was 44.5 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	19	82.4	55.0
2022	18	79.1	58.5
2021	38	78.9	53.8
2020	3	87.0	58.0
2019	26	83.9	51.8
2018	14	80.8	57.4
2017	5	86.2	56.7
2016	7	83.1	57.5
2015	1	84.7	61.8
2014	4	84.8	59.1
2013	54	77.6	53.2
2012	11	82.7	56.3
2011	30	81.1	53.3
2010	43	75.2	56.8
2009	28	81.4	53.7
2000	39	76.6	55.8
1997	9	84.0	55.6
1995	17	83.9	53.8
1994	40	78.2	54.2
1993	20	81.0	56.2
1990	13	83.6	55.0
1989	31	79.0	55.3
1987	6	81.4	60.5
1986	36	78.7	54.1
1985	21	80.2	56.4
1984	37	78.2	54.6
1983	12	83.4	55.6
1982	27	84.5	50.9
1981	55	78.2	52.5
1980	23	83.7	52.1
1958	8	87.8	52.5
1957	80	74.1	50.1
1956	70	79.0	49.2
1955	75	78.1	49.3
1954	69	81.9	46.4
1953	24	86.1	49.6
1952	25	85.8	49.9
1951	56	83.1	47.6
1950	42	85.5	46.5
1948	66	78.8	50.1
1947	53	81.7	49.2
1946	82	79.1	44.8
1945	29	81.3	53.3
1944	57	82.2	48.3
1943	46	81.0	50.5
1942	64	80.6	48.9
1941	71	77.8	50.1
1940	33	83.4	50.4
1939	34	84.8	48.6
1938	67	79.6	48.9
1937	32	85.3	49.0
1936	63	79.3	50.7
1935	74	79.2	48.2
1934	52	81.4	49.5
1933	44	81.9	49.8
1932	88	75.1	44.5
1931	60	81.0	49.3
1930	48	82.6	48.5
1929	15	85.6	52.4
1928	76	79.5	47.6
1927	47	83.1	48.3
1926	59	82.5	47.8
1925	81	73.7	50.3
1924	85	78.0	44.6
1923	73	81.1	46.5
1922	62	82.2	48.1
1921	41	79.7	52.4
1920	86	77.0	45.5
1919	83	77.9	45.3
1918	10	84.4	55.0
1917	16	86.2	51.6
1916	87	73.7	47.2
1915	65	83.1	46.2
1914	58	79.6	50.9
1913	51	82.1	48.9
1912	78	77.8	48.0
1910	49	81.5	49.7
1909	68	81.2	47.1
1908	84	79.2	44.0
1907	35	79.9	53.4
1906	22	87.1	49.3
1905	50	84.4	46.7
1904	2	83.3	62.6
1903	45	84.7	46.8
1902	72	78.6	49.2
1901	61	81.4	48.8
1900	77	80.6	46.3
1899	79	78.4	47.3

Weather Station Details

Years	Station	Coordinates
1979–2024	El Cajon	location
1899–1979	El Cajon 2 E	location