Most Yearly Precipitation in Oshawa History

This is a list of the largest annual precipitation totals ever recorded in Oshawa, Ontario history from 1882–2024.

What Was the Wettest Year in Oshawa History?

According to NOAA records, the most precipitation that Oshawa, Ontario has ever received in a single calendar year is 105.9 cm which occurred in 1977.

Year to date though April 23, 2024: 22.5 cm

Oshawa Precipitation by Year

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

Year	Rank	Precipitation (cm)
2024	79	22.5
2023	61	61.8
2022	70	50.0
2021	51	70.9
2020	57	66.0
2019	21	86.4
2018	37	78.6
2017	22	86.2
2016	67	53.1
2015	45	74.4
2014	42	76.9
2013	58	64.0
2012	36	78.7
2011	66	54.4
2010	69	50.4
2009	19	87.2
2008	59	63.9
2007	76	38.7
2006	2	105.4
2005	13	91.6
2004	26	84.4
2003	7	96.0
2002	44	75.2
2001	41	77.3
2000	14	91.1
1999	30	82.9
1998	32	81.7
1997	47	73.8
1996	4	102.6
1995	38	78.5
1994	56	66.3
1993	34	81.3
1992	6	96.6
1991	29	83.3
1990	20	86.8
1989	40	77.7
1988	43	76.8
1987	24	85.5
1986	3	105.1
1985	11	92.7
1984	31	82.5
1983	23	85.6
1982	12	91.6
1981	18	87.8
1980	9	94.9
1979	17	88.4
1978	53	70.5
1977	1	105.9
1976	16	89.3
1975	28	83.3
1974	39	77.8
1973	35	80.6
1972	5	97.7
1971	8	95.4
1970	55	68.7
1969	81	22.2
1959	77	36.6
1958	74	42.7
1957	52	70.7
1956	60	63.2
1955	49	72.1
1954	33	81.3
1953	63	60.5
1952	86	3.1
1951	87	0.0
1950	87	0.0
1949	87	0.0
1948	87	0.0
1947	87	0.0
1946	87	0.0
1945	87	0.0
1944	87	0.0
1943	87	0.0
1942	87	0.0
1941	87	0.0
1940	87	0.0
1939	87	0.0
1938	87	0.0
1937	87	0.0
1936	87	0.0
1935	87	0.0
1934	87	0.0
1933	87	0.0
1932	87	0.0
1931	87	0.0
1930	87	0.0
1929	87	0.0
1928	87	0.0
1927	87	0.0
1926	87	0.0
1925	68	52.4
1924	50	71.6
1923	71	48.9
1922	87	0.0
1921	83	19.5
1920	84	6.9
1919	82	19.6
1918	75	41.4
1917	73	43.9
1916	64	59.4
1915	62	60.8
1914	72	45.4
1913	78	34.6
1912	87	0.0
1911	87	0.0
1910	87	0.0
1909	87	0.0
1908	87	0.0
1907	87	0.0
1906	87	0.0
1905	87	0.0
1904	87	0.0
1903	87	0.0
1902	87	0.0
1901	87	0.0
1900	87	0.0
1899	87	0.0
1898	87	0.0
1897	87	0.0
1896	87	0.0
1895	87	0.0
1894	87	0.0
1893	85	6.6
1892	87	0.0
1891	87	0.0
1890	48	72.9
1889	27	83.6
1888	65	54.8
1887	54	70.0
1886	25	84.9
1885	46	74.4
1884	15	89.6
1883	10	93.7
1882	80	22.4