Earliest and Latest Days at or Below 0° C in Saint-Hyacinthe

This is a list of the earliest and latest days in a winter season where the low temperature fell to at least 0 °C in Saint-Hyacinthe, Quebec history. It is based on NOAA data from the years 1890–2024.

Earliest freezing temperature in Saint-Hyacinthe?

The earliest in a winter season that Saint-Hyacinthe, Quebec has recorded a low temperature of 0 °C or below is September 9 which happened in 1938.

Latest freezing temperature in Saint-Hyacinthe?

The latest in a winter season that Saint-Hyacinthe, Quebec has recorded a low temperature of 0 °C or below is June 3 which has happened twice, most recently in 1986.

Earliest Days ≤ 0 °C

Date	Year	Temperature
September 9	1938	0.0 °C
September 13	1946	0.0 °C
September 13	1941	-0.6 °C
September 13	1935	0.0 °C
September 18	1978	0.0 °C
September 18	1943	0.0 °C
September 19	2014	-1.9 °C
September 19	2008	0.0 °C
September 19	1969	-1.1 °C
September 19	1941	0.0 °C
September 20	1993	0.0 °C
September 20	1979	0.0 °C
September 20	1969	-0.6 °C
September 20	1950	0.0 °C
September 21	2020	-1.5 °C
September 21	1973	-0.6 °C
September 21	1962	0.0 °C
September 22	2020	-1.6 °C
September 22	2008	-0.5 °C
September 22	1950	-1.1 °C

Latest Days ≤ 0 °C

Date	Year	Temperature
June 3	1986	0.0 °C
June 3	1945	-1.1 °C
June 2	1945	-0.6 °C
June 1	1945	-1.1 °C
May 31	1961	-1.7 °C
May 30	2008	0.0 °C
May 30	1961	-1.1 °C
May 27	1997	-0.5 °C
May 27	1969	-2.2 °C
May 26	2009	-3.0 °C
May 26	1969	0.0 °C
May 25	2002	-1.0 °C
May 24	1971	-0.6 °C
May 24	1956	-2.8 °C
May 23	1891	-1.1 °C
May 22	1935	-0.6 °C
May 21	1964	-1.1 °C
May 21	1936	-3.3 °C
May 21	1935	-2.2 °C
May 20	1944	-1.7 °C
May 20	1936	-2.2 °C
May 20	1935	0.0 °C