Earliest and Latest Snowfalls in Oshawa History

This is a list of the earliest and latest times in the year when snow was recorded in Oshawa, Ontario. It is based on NOAA data from the years 1882–2024.

What's the Earliest it has Snowed in Oshawa?

The earliest in the season it has snowed in Oshawa, Ontario is October 18 which happened in 1992.

What's the Latest it has Snowed in Oshawa?

The latest in the season it has snowed in Oshawa, Ontario is May 11 which happened in 1885.

Earliest Snowfalls

Date	Year	Snowfall
October 18	1992	2.0 cm
October 21	1969	6.6 cm
October 22	1997	0.5 cm
November 2	1996	1.0 cm
November 2	1890	5.1 cm
November 3	1983	1.0 cm
November 5	1987	2.0 cm
November 6	1992	0.6 cm
November 6	1953	2.5 cm
November 6	1886	5.6 cm
November 7	1990	1.2 cm
November 7	1921	5.1 cm
November 8	1995	0.4 cm
November 9	1995	0.6 cm
November 9	1976	6.4 cm
November 9	1921	7.6 cm
November 10	1985	0.6 cm
November 11	1990	0.2 cm
November 11	1983	4.0 cm
November 12	1995	2.0 cm
November 12	1914	0.3 cm
November 12	1883	3.8 cm

Latest Snowfalls

Date	Year	Snowfall
May 11	1885	1.8 cm
April 29	1885	5.1 cm
April 28	1883	0.8 cm
April 24	1883	1.0 cm
April 21	2002	2.0 cm
April 21	1956	2.5 cm
April 19	1997	1.0 cm
April 19	1925	15.2 cm
April 12	1997	0.6 cm
April 12	1885	8.4 cm
April 11	2000	4.0 cm
April 11	1986	1.8 cm
April 11	1982	2.0 cm
April 11	1957	5.1 cm
April 9	1989	1.0 cm
April 9	1979	2.0 cm
April 8	1979	1.0 cm
April 8	1884	3.8 cm
April 7	2003	1.0 cm
April 7	1997	0.5 cm
April 7	1985	1.0 cm
April 7	1977	2.0 cm
April 7	1956	7.6 cm
April 7	1886	6.1 cm
April 7	1883	7.6 cm