Earliest and Latest Snowfalls in Oshkosh History

This is a list of the earliest and latest times in the year when snow was recorded in Oshkosh, Wisconsin. It is based on NOAA data from the years 1893–2024.

What's the Earliest it has Snowed in Oshkosh?

The earliest in the season it has snowed in Oshkosh, Wisconsin is October 10 which happened in 1932.

What's the Latest it has Snowed in Oshkosh?

The latest in the season it has snowed in Oshkosh, Wisconsin is May 29 which happened in 1947.

Earliest Snowfalls

Date	Year	Snowfall
October 10	1932	0.2 inches
October 16	1952	1.2 inches
October 17	2022	0.1 inches
October 17	1952	1.5 inches
October 17	1896	2.5 inches
October 19	1976	1.0 inches
October 21	1913	1.0 inches
October 22	1929	4.0 inches
October 23	1933	1.3 inches
October 25	1967	1.0 inches
October 25	1962	0.5 inches
October 25	1959	0.2 inches
October 25	1925	2.0 inches
October 25	1898	2.0 inches
October 26	2020	0.3 inches
October 27	1997	1.5 inches
October 27	1967	1.2 inches
October 27	1925	1.3 inches
October 28	1933	0.5 inches
October 28	1917	1.0 inches

Latest Snowfalls

Date	Year	Snowfall
May 29	1947	2.0 inches
May 13	1895	1.0 inches
May 10	1902	2.0 inches
May 9	1960	1.0 inches
May 9	1923	1.0 inches
May 4	1946	1.0 inches
May 2	1940	4.5 inches
May 2	1935	0.3 inches
May 1	1940	0.5 inches
May 1	1935	1.0 inches
April 30	1996	3.0 inches
April 29	1956	1.8 inches
April 28	1909	3.0 inches
April 24	1980	0.5 inches
April 24	1968	1.3 inches
April 24	1928	0.5 inches
April 24	1909	5.0 inches
April 23	1910	10.0 inches
April 22	2002	2.0 inches
April 22	1963	2.0 inches