Average October Temperature in San Luis Obispo by Year

This page contains a list of the average monthly high and low temperatures in San Luis Obispo, California for the month of October each year between 1927 and 2023. It is based on NOAA data.

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What Was the Hottest October Ever in San Luis Obispo?

2015 was the warmest October in the history of San Luis Obispo, California. The average daily high temperature was 84.7 °F, and the average low was 57.7 °F.

What Was the Coldest October Ever in San Luis Obispo?

2002 was the coolest October in the history of San Luis Obispo, California. The average daily high temperature was 70.5 °F, and the average low was 46.2 °F.

* click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	4	82.7	53.7
2022	42	76.0	51.4
2021	45	76.5	49.6
2020	2	83.3	53.7
2019	40	80.3	47.2
2018	23	79.4	50.5
2017	5	83.2	52.8
2016	9	79.9	54.7
2015	1	84.7	57.7
2014	8	81.8	53.4
2013	68	75.1	49.0
2012	15	78.2	52.7
2011	17	78.7	52.0
2010	52	73.6	51.8
2009	27	76.3	52.5
2008	10	82.4	51.8
2007	58	75.4	49.5
2006	81	75.1	47.4
2005	62	75.0	49.5
2004	87	72.1	48.9
2003	30	80.8	47.9
2002	92	70.5	46.2
2001	48	74.9	50.8
2000	83	71.9	50.0
1999	33	79.3	49.0
1998	47	77.0	48.7
1996	25	80.2	49.4
1995	12	81.5	52.1
1994	51	76.3	49.1
1993	20	79.8	50.3
1992	32	79.2	49.4
1991	38	79.3	48.6
1988	50	74.8	50.7
1986	60	75.4	49.4
1985	49	75.8	49.9
1984	80	74.0	49.1
1983	11	80.1	53.6
1982	39	78.4	49.3
1981	74	75.6	47.9
1980	22	80.0	49.9
1979	43	75.5	51.8
1978	44	77.0	49.4
1977	71	74.8	49.2
1976	36	76.5	51.5
1975	84	72.6	49.2
1974	82	74.2	48.0
1973	61	75.7	48.9
1972	77	71.4	51.9
1971	91	73.2	44.8
1970	89	73.2	46.9
1969	54	76.5	48.8
1968	64	75.1	49.3
1967	3	83.1	53.6
1966	28	77.5	51.3
1965	6	83.1	52.8
1964	29	78.3	50.4
1963	37	75.1	52.8
1962	73	74.4	49.4
1961	21	78.5	51.6
1960	75	73.6	49.9
1959	7	81.0	54.8
1958	14	80.3	52.0
1957	69	74.0	49.9
1956	86	72.4	48.9
1955	53	74.6	50.7
1954	76	75.7	47.6
1953	41	78.6	48.9
1952	78	73.1	50.1
1951	13	79.0	53.4
1950	19	78.1	52.0
1949	88	74.6	46.2
1948	57	74.0	51.1
1947	35	74.5	53.5
1946	85	73.6	48.1
1945	46	74.8	51.2
1944	65	74.5	49.8
1943	79	74.1	49.1
1941	63	74.6	49.8
1940	31	76.9	51.7
1939	18	77.9	52.5
1938	59	74.2	50.7
1937	16	79.2	51.7
1936	67	74.7	49.4
1935	72	73.8	50.1
1934	70	72.5	51.5
1933	55	75.3	50.0
1932	66	73.9	50.2
1931	56	75.6	49.4
1930	24	78.8	51.0
1929	26	79.2	50.1
1928	90	73.3	46.0
1927	34	78.4	49.9

Weather Station Details

Years	Station	Coordinates
1999–2024	San Luis Obispo Airport	location
1893–1998	San Luis Obispo Poly	location