Number of Days of 20 °C in Welland by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 20 degrees Celsius in Welland, Ontario, between 1872 and 2024.

Also see:

Which year had the most 20° days?

Based on NOAA records, the year 1941 holds the record for the most 20 °C days in Welland history. There were 161 days with a high temperature of at least 20 degrees that year.

How many so far this year (2024)?

As of April 27, there have been 3 days this year where the high temperature has reached at least 20 degrees Celsius in Welland, Ontario.

The last time it reached at least 20° C was April 9, 2024.

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Days >= 20 °C
2024	147	3
2023	72	131
2022	48	137
2021	16	145
2020	126	116
2019	76	130
2018	56	135
2017	56	135
2016	19	144
2015	53	136
2014	143	43
2013	138	94
2012	141	62
2011	140	68
2010	137	97
2009	133	108
2008	114	122
2007	142	48
2006	56	135
2005	32	140
2004	56	135
2003	62	134
2002	32	140
2001	41	138
2000	56	135
1999	22	143
1998	16	145
1997	127	114
1996	110	123
1995	72	131
1994	90	127
1993	114	122
1992	93	126
1991	12	147
1990	87	128
1989	72	131
1988	93	126
1987	56	135
1986	76	130
1985	22	143
1984	106	124
1983	110	123
1982	119	121
1981	101	125
1980	93	126
1979	87	128
1978	119	121
1977	134	107
1976	101	125
1975	90	127
1974	93	126
1973	41	138
1972	101	125
1971	41	138
1970	41	138
1969	93	126
1968	83	129
1967	106	124
1966	124	118
1965	114	122
1964	76	130
1963	48	137
1962	30	141
1961	68	132
1960	22	143
1959	32	140
1958	76	130
1957	146	6
1956	114	122
1955	10	149
1954	48	137
1953	36	139
1952	36	139
1951	28	142
1950	30	141
1949	5	150
1948	22	143
1947	2	154
1946	2	154
1945	41	138
1944	10	149
1943	62	134
1942	28	142
1941	1	161
1940	110	123
1939	19	144
1938	4	153
1937	83	129
1936	19	144
1935	90	127
1934	14	146
1933	12	147
1932	48	137
1931	5	150
1930	22	143
1929	106	124
1928	68	132
1927	65	133
1926	41	138
1925	72	131
1924	110	123
1923	65	133
1922	22	143
1921	5	150
1920	14	146
1919	68	132
1918	83	129
1917	129	112
1916	65	133
1915	101	125
1914	76	130
1913	76	130
1912	119	121
1911	36	139
1910	87	128
1909	93	126
1908	5	150
1907	122	120
1906	36	139
1905	16	145
1904	139	82
1903	62	134
1902	68	132
1901	53	136
1900	5	150
1899	41	138
1898	48	137
1897	93	126
1896	32	140
1895	36	139
1894	53	136
1893	114	122
1892	83	129
1891	149	0
1890	149	0
1889	149	0
1888	149	0
1887	149	0
1886	106	124
1885	135	105
1884	122	120
1883	129	112
1882	145	13
1881	132	110
1880	144	17
1879	135	105
1878	76	130
1877	101	125
1876	127	114
1875	129	112
1874	93	126
1873	124	118
1872	147	3

Weather Station Details

Years	Station	Coordinates
2015–2024	Welland-Pelham	location
1872–2014	Welland	location