Connecticut October Temperature by Year

This page is a list of the average statewide temperature in the month of October in Connecticut for each year from 1895–2023. It is a statewide average over the entire territory of the state, based on data from the NOAA.

State:

Month:

What Was the Hottest October in Connecticut History?

2017 was the warmest October in Connecticut history. Statewide, the average daily high temperature was 69.6 °F, and the average low was 47.6 °F.

What Was the Coldest October in Connecticut History?

1925 was the coolest October in Connecticut history. Statewide, the average daily high temperature was 54.3 °F, and the average low was 33.9 °F.

Click column headers to sort

Year	Rank	High (°F)	Low (°F)
2023	5	66.2	46.3
2022	45	62.8	42.0
2021	3	65.8	47.8
2020	31	62.5	44.0
2019	24	62.6	44.6
2018	48	61.2	43.3
2017	1	69.6	47.6
2016	26	64.1	42.9
2015	57	62.7	40.1
2014	18	63.4	44.8
2013	27	64.4	42.4
2012	12	63.5	45.8
2011	27	62.8	44.0
2010	36	62.9	42.8
2009	99	58.8	40.2
2008	90	61.2	38.7
2007	2	68.0	47.6
2006	67	61.9	40.1
2005	39	60.9	44.5
2004	70	60.4	41.5
2003	103	59.9	38.8
2002	98	59.0	40.1
2001	39	64.8	40.6
2000	63	62.4	39.7
1999	86	61.7	38.4
1998	53	62.1	41.6
1997	90	61.6	38.3
1996	82	61.3	39.4
1995	15	66.2	42.8
1994	77	62.8	38.6
1993	108	59.6	37.9
1992	116	59.0	37.0
1991	33	63.9	42.0
1990	7	66.7	45.2
1989	53	63.3	40.3
1988	123	57.1	36.1
1987	114	60.1	36.2
1986	67	62.4	39.6
1985	53	63.1	40.6
1984	17	64.8	43.6
1983	63	61.1	41.1
1982	86	62.0	38.2
1981	117	58.1	37.4
1980	108	59.5	38.0
1979	82	59.4	41.2
1978	99	61.0	37.9
1977	90	60.3	39.7
1976	119	57.3	37.8
1975	30	63.7	42.8
1974	125	58.4	34.6
1973	51	64.3	39.7
1972	121	57.9	35.9
1971	4	67.1	45.6
1970	34	62.9	42.9
1969	73	62.5	39.1
1968	24	64.2	42.9
1967	60	62.0	40.3
1966	102	61.7	37.0
1965	99	60.9	38.0
1964	104	61.6	36.8
1963	11	69.2	41.1
1962	80	61.0	40.0
1961	21	64.8	42.7
1960	79	62.2	39.0
1959	36	62.5	43.1
1958	105	59.4	38.9
1957	95	61.1	38.7
1956	63	63.4	38.9
1955	42	63.0	42.0
1954	10	65.9	44.6
1953	36	64.7	40.9
1952	110	60.8	36.5
1951	45	62.8	42.0
1950	31	64.6	41.7
1949	8	66.8	44.4
1948	82	61.4	39.2
1947	5	69.8	42.6
1946	12	67.0	42.5
1945	97	61.1	38.2
1944	90	61.6	38.2
1943	81	60.6	40.1
1942	50	63.2	40.9
1941	39	63.8	41.6
1940	126	57.4	35.5
1939	90	60.8	39.1
1938	23	64.8	42.7
1937	105	59.4	38.8
1936	73	61.1	40.4
1935	70	63.2	38.6
1934	117	57.9	37.7
1933	96	60.6	39.0
1932	42	61.5	43.5
1931	16	66.3	42.3
1930	107	60.5	37.5
1929	110	59.7	37.4
1928	52	63.4	40.4
1927	21	64.8	42.7
1926	113	58.5	38.2
1925	129	54.3	33.9
1924	86	63.0	37.2
1923	82	61.8	38.9
1922	53	63.4	40.2
1921	77	62.4	39.0
1920	9	67.1	43.8
1919	34	63.4	42.5
1918	45	63.7	41.1
1917	123	57.2	36.1
1916	57	63.7	39.2
1915	60	61.3	41.1
1914	19	65.1	42.8
1913	19	62.0	45.8
1912	48	64.0	40.6
1911	110	58.7	38.6
1910	42	63.9	41.0
1909	114	59.2	37.1
1908	27	65.1	41.6
1907	127	57.2	34.6
1906	70	61.4	40.3
1905	73	62.2	39.4
1904	120	59.0	35.8
1903	67	60.7	41.2
1902	73	61.0	40.6
1901	86	62.4	37.8
1900	12	64.3	45.1
1899	57	61.3	41.6
1898	60	60.5	41.9
1897	63	63.0	39.2
1896	122	55.8	37.9
1895	128	56.0	33.9