Saint John NB Highest Temperature Each Year

Here's where you'll find answers to questions about the highest temperatures and hottest days in Saint John, New Brunswick Canada. How hot did it get in 2019? When was the last time thermometers in Saint John rose above 32 °C? What was the highest temperature in Saint John a century ago? Answers to those questions and much more can be found quickly and easily in the list below of record high temperatures.

This page gives the highest temperature for each year in Saint John and the date that it happened. A date with a plus sign means it was that hot on at least one other day earlier that year.

These records go back to 1872, with a few years missing data. The highest temperature measured during that time was 34.4 degrees Celsius (93.9 Fahrenheit) on August 22, 1976.

Since 1952 the temperature extremes were observed at the Saint John Airport. Before then, the weather station was near the city centre.

Highest Saint John temperatures in recent years
Max °F	Date	Max °C
83	July 13, 2023	28
85	August 06, 2022	29
89	August 25, 2021	32
86	July 25, 2020	30
91	July 20, 2019	33
89	July 04, 2018	32
86	June 13, 2017	30
87	July 12, 2016	31
84	September 03, 2015	29
87	June 29, 2014	31
92	July 05, 2013	34
84	August 04, 2012	29
83	October 09, 2011	28
92	August 31, 2010	33

Highest temperature recorded at Saint John each year
Max °F	Date	Max °C
86	June 09, 2008	30
88	July 27, 2007	31
88	August 02, 2006	31
89	July 20, 2005	32
84	June 09, 2004	29
85	July 06, 2003	29
88	July 03, 2002	31
87	August 03, 2001	31
82	June 26, 2000	28
88	September 03, 1999	31
86	August 08, 1998	30
87	June 30, 1997	31
88	August 06, 1996	31
88	August 09, 1995	31
85	July 20, 1994	29
–	1993	–
–	1992	–
86	July 19, 1991	30
88	August 26, 1990	31
83	July 22, 1989	28
85	August 05, 1988	29
83	July 25, 1987	28
79	July 24, 1986 +	26
83	August 15, 1985	28
86	August 05, 1984	30
90	June 22, 1983	32
83	July 16, 1982	28
83	August 01, 1981	28
85	August 24, 1980	29
86	June 16, 1979	30
86	July 21, 1978	30
87	July 21, 1977	31
94	August 22, 1976	34
92	August 02, 1975	33
87	June 09, 1974	31
90	July 09, 1973	32
79	July 23, 1972 +	26
81	August 10, 1971 +	27
89	July 25, 1970 +	32
86	July 18, 1969	30
90	July 16, 1968	32
82	July 10, 1967	28
81	June 28, 1966	27
82	June 23, 1965	28
81	July 17, 1964	27
91	July 26, 1963	33
81	June 16, 1962	27
83	August 10, 1961	28
86	August 19, 1960	30
87	July 28, 1959	31
81	July 02, 1958	27
86	July 20, 1957	30
82	June 16, 1956	28
85	August 20, 1955	29
83	June 26, 1954	28
88	July 17, 1953	31
86	July 15, 1952	30
82	July 27, 1951 +	28
80	July 27, 1950 +	27
87	August 06, 1949	31
87	August 26, 1948	31
82	September 10, 1947	28
83	June 29, 1946 +	28
93	September 08, 1945	34
85	August 15, 1944	29
88	June 25, 1943	31
85	July 25, 1942	29
88	June 22, 1941	31
86	July 27, 1940	30
84	August 11, 1939	29
84	August 20, 1938	29
87	August 28, 1937 +	31
85	August 02, 1936	29
90	August 17, 1935	32
80	July 31, 1934	27
80	June 10, 1933	27
81	July 25, 1932 +	27
84	June 20, 1931	29
87	June 04, 1930	31
84	June 17, 1929	29
85	August 14, 1928	29
79	July 01, 1927	26
83	August 04, 1926	28
89	June 04, 1925	32
83	July 07, 1924	28
85	July 21, 1923	29
78	August 03, 1922	26
87	September 03, 1921	31
83	July 09, 1920	28
84	June 04, 1919	29
83	July 28, 1918	28
86	July 31, 1917	30
80	September 14, 1916 +	27
80	July 13, 1915	27
81	June 11, 1914	27
80	July 30, 1913	27
78	July 02, 1912	26
82	July 10, 1911	28
78	August 15, 1910	26
82	August 16, 1909 +	28
85	July 06, 1908	29
77	July 04, 1907	25
82	August 07, 1906 +	28
80	July 10, 1905	27
81	July 09, 1904	27
83	September 14, 1903	28
78	July 29, 1902	26
84	July 15, 1901	29
89	August 27, 1900	32
80	June 09, 1899	27
81	September 06, 1898	27
84	September 06, 1897	29
85	May 10, 1896	29
86	June 02, 1895	30
82	June 18, 1894	28
88	July 21, 1893	31
87	June 14, 1892	31
81	August 13, 1891	27
80	August 01, 1890	27
87	June 30, 1889	31
82	July 23, 1888	28
89	July 03, 1887	32
86	July 02, 1886	30
81	July 26, 1885 +	27
85	September 05, 1884 +	29
82	August 22, 1883	28
82	August 03, 1882	28
80	September 01, 1881 +	27
82	August 01, 1880	28
81	July 03, 1879	27
78	July 04, 1878	26
–	1877	–
83	July 16, 1876	28
84	August 29, 1875	29
80	September 10, 1874	27
82	July 31, 1873	28
80	August 23, 1872	27

Saint John NB - Highest Temperature for Each Year

Reference

More on Weather in Saint John