Earliest and Latest Snowfalls in Saint-Hyacinthe History

This is a list of the earliest and latest times in the year when snow was recorded in Saint-Hyacinthe, Quebec. It is based on NOAA data from the years 1890–2024.

What's the Earliest it has Snowed in Saint-Hyacinthe?

The earliest in the season it has snowed in Saint-Hyacinthe, Quebec is September 25 which happened in 1939.

What's the Latest it has Snowed in Saint-Hyacinthe?

The latest in the season it has snowed in Saint-Hyacinthe, Quebec is May 20 which happened in 1936.

Earliest Snowfalls

Date	Year	Snowfall
September 25	1939	1.5 cm
September 30	1946	2.5 cm
October 1	1946	0.5 cm
October 8	1979	1.0 cm
October 12	1936	0.5 cm
October 15	1894	0.5 cm
October 17	1989	3.0 cm
October 18	1940	0.3 cm
October 18	1936	3.3 cm
October 20	2002	3.0 cm
October 20	1940	2.0 cm
October 21	1988	7.5 cm
October 22	1987	1.0 cm
October 23	1939	2.0 cm
October 23	1936	5.1 cm
October 25	1976	5.1 cm
October 25	1940	1.3 cm
October 26	1962	2.5 cm
October 26	1942	1.3 cm
October 26	1936	7.6 cm

Latest Snowfalls

Date	Year	Snowfall
May 20	1936	8.9 cm
May 8	1947	1.3 cm
May 6	1891	2.5 cm
April 30	1943	2.0 cm
April 29	1947	8.9 cm
April 28	2002	6.0 cm
April 28	1947	0.3 cm
April 27	2010	4.0 cm
April 27	1946	2.5 cm
April 26	2010	2.0 cm
April 25	1891	3.8 cm
April 24	1962	7.1 cm
April 24	1939	5.1 cm
April 22	1937	7.6 cm
April 21	2021	5.7 cm
April 21	2020	1.2 cm
April 21	2012	2.6 cm
April 21	1994	2.0 cm
April 21	1945	1.3 cm
April 21	1936	0.3 cm