Earliest and Latest Days at or Below 32° F in Port Huron

This is a list of the earliest and latest days in a winter season where the low temperature fell to at least 32 °F in Port Huron, Michigan history. It is based on NOAA data from the years 1933–2024.

Earliest freezing temperature in Port Huron?

The earliest in a winter season that Port Huron, Michigan has recorded a low temperature of 32 °F or below is September 12 which happened in 1943.

Latest freezing temperature in Port Huron?

The latest in a winter season that Port Huron, Michigan has recorded a low temperature of 32 °F or below is June 5 which happened in 1945.

Earliest Days ≤ 32 °F

Date	Year	Temperature
September 12	1943	31 °F
September 18	1943	30 °F
September 24	1989	32 °F
September 24	1944	29 °F
September 25	1942	32 °F
September 27	1940	32 °F
September 28	1991	32 °F
September 28	1942	32 °F
September 29	1951	30 °F
September 29	1942	25 °F
September 30	1935	32 °F
October 3	1952	32 °F
October 3	1935	32 °F
October 4	1989	29 °F
October 4	1987	31 °F
October 4	1935	31 °F
October 5	1965	32 °F
October 5	1964	32 °F
October 5	1943	31 °F
October 5	1935	31 °F

Latest Days ≤ 32 °F

Date	Year	Temperature
June 5	1945	32 °F
May 24	1945	32 °F
May 23	1963	32 °F
May 22	1978	32 °F
May 21	1955	32 °F
May 21	1954	32 °F
May 21	1935	32 °F
May 20	2002	32 °F
May 19	1976	32 °F
May 19	1954	32 °F
May 19	1935	30 °F
May 18	2002	32 °F
May 18	1945	31 °F
May 18	1941	31 °F
May 16	1967	31 °F
May 14	2013	32 °F
May 14	1943	30 °F
May 13	1951	32 °F
May 13	1946	32 °F
May 12	1987	29 °F
May 12	1941	32 °F
May 12	1938	32 °F
May 12	1934	30 °F