Average September Temperature in Yarmouth by Year

This page contains a list of the average monthly high and low temperatures in Yarmouth, Nova Scotia for the month of September each year between 1879 and 2023. It is based on NOAA data.

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What Was the Hottest September Ever in Yarmouth?

1934 was the warmest September in the history of Yarmouth, Nova Scotia. The average daily high temperature was 21.7 °C, and the average low was 12.2 °C.

What Was the Coldest September Ever in Yarmouth?

1978 was the coolest September in the history of Yarmouth, Nova Scotia. The average daily high temperature was 16.0 °C, and the average low was 6.6 °C.

* click column headers to sort

Year	Rank	High (°C)	Low (°C)
2023	8	20.0	12.0
2022	14	19.2	11.6
2021	5	20.6	12.1
2019	71	18.3	9.3
2018	9	20.4	10.8
2017	6	20.0	12.6
2016	7	20.6	11.6
2015	3	21.3	12.5
2014	36	19.3	9.9
2013	64	17.8	10.1
2012	10	19.4	11.7
2011	11	19.6	11.5
2010	13	18.9	12.0
2009	83	18.2	9.1
2008	62	18.2	9.9
2007	40	18.5	10.3
2006	44	18.5	10.3
2005	20	19.3	10.8
2004	94	17.7	9.1
2003	18	20.0	10.2
2002	16	19.4	11.2
2001	52	19.1	9.4
2000	75	17.8	9.7
1999	2	21.3	12.6
1998	73	17.4	10.1
1997	67	17.6	10.3
1996	43	17.9	10.9
1995	119	17.6	7.8
1994	86	17.6	9.7
1992	93	17.7	9.1
1991	121	16.4	8.9
1990	50	18.5	10.1
1989	57	19.1	9.2
1988	111	16.6	9.3
1987	65	17.2	10.8
1986	130	16.2	8.7
1985	55	18.4	10.0
1984	116	16.9	8.7
1983	28	19.4	10.1
1982	42	18.6	10.3
1981	27	18.9	10.8
1980	131	17.2	7.7
1979	69	17.9	9.9
1978	142	16.0	6.6
1977	113	17.0	8.6
1976	85	17.6	9.7
1975	77	17.5	9.9
1974	76	18.0	9.4
1973	104	17.3	9.0
1972	60	18.4	9.8
1971	35	19.0	10.3
1970	92	17.1	9.8
1969	41	18.5	10.3
1968	26	19.0	10.7
1967	79	18.3	9.1
1966	136	16.9	7.6
1965	137	16.9	7.5
1964	132	16.9	7.9
1963	134	16.7	8.0
1962	109	16.5	9.6
1961	4	20.4	12.4
1960	39	19.1	9.9
1959	33	18.5	10.9
1958	102	16.4	10.0
1957	68	17.6	10.1
1956	95	17.4	9.2
1955	98	17.3	9.3
1954	97	17.2	9.3
1953	47	18.1	10.5
1952	81	18.0	9.3
1951	25	18.5	11.4
1950	139	15.6	8.5
1949	58	17.7	10.6
1948	72	17.8	9.7
1947	31	19.0	10.5
1946	15	19.3	11.5
1945	37	18.2	10.9
1944	21	18.9	11.1
1943	23	18.8	11.1
1942	32	19.5	9.9
1941	115	16.6	9.0
1940	96	17.3	9.3
1939	61	18.3	9.9
1938	54	18.6	9.8
1937	34	19.0	10.2
1936	90	17.2	9.8
1935	117	16.4	9.1
1934	1	21.7	12.2
1933	45	18.2	10.5
1932	17	19.3	11.1
1931	48	17.9	10.7
1930	19	19.3	10.8
1929	63	18.1	9.9
1928	74	17.7	9.8
1927	101	17.4	9.0
1926	125	17.6	7.6
1925	129	16.1	8.8
1924	107	17.7	8.5
1923	100	17.7	8.8
1922	124	17.2	8.1
1921	49	18.5	10.1
1920	51	18.1	10.4
1919	88	17.4	9.7
1918	53	18.3	10.1
1917	141	16.8	6.6
1916	80	17.9	9.5
1915	59	17.9	10.4
1914	112	16.9	8.9
1913	123	16.9	8.4
1912	138	16.4	7.9
1911	118	16.5	8.9
1910	89	18.1	9.0
1909	22	19.5	10.4
1908	84	17.9	9.3
1907	99	16.8	9.7
1906	108	17.1	9.0
1905	127	15.9	9.1
1904	135	16.5	8.0
1903	70	17.6	10.2
1902	56	18.7	9.6
1901	38	18.1	10.9
1900	91	17.8	9.1
1899	82	17.6	9.7
1898	106	17.2	8.9
1897	128	16.4	8.6
1896	103	17.0	9.3
1895	87	17.7	9.5
1894	78	17.8	9.6
1893	140	15.2	8.7
1892	66	18.2	9.7
1891	29	18.9	10.6
1890	46	18.1	10.6
1889	12	19.6	11.4
1888	122	16.1	9.1
1887	114	16.6	9.0
1886	120	17.1	8.3
1885	133	16.2	8.6
1884	105	16.4	9.8
1883	126	16.4	8.8
1881	24	19.3	10.6
1880	30	19.1	10.3
1879	110	17.2	8.9

Weather Station Details

Years	Station	Coordinates
2012–2024	YARMOUTH A	location
1941–2011	YARMOUTH A	location
1870–1940	YARMOUTH	location