Earliest and Latest Days of 25° C in Sioux Lookout

This is a list of the earliest and latest days in the year with a high temperature of at least 25 °C in Sioux Lookout, Ontario history. It is based on NOAA data from the years 1914–2024.

Also see:

Earliest 25 degree day in Sioux Lookout?

The earliest in the year that Sioux Lookout, Ontario had a high temperature of at least 25 °C is April 6 which happened in 1991.

Latest 25 degree day in Sioux Lookout?

The latest in the year that Sioux Lookout, Ontario had a high temperature of at least 25 °C is October 21 which happened in 1953.

Earliest Days ≥ 25 °C

Date	Year	Temperature
April 6	1991	25.2 °C
April 18	1987	25.7 °C
April 19	1987	28.1 °C
April 20	1952	25.0 °C
April 21	1990	25.5 °C
April 21	1980	28.2 °C
April 23	1957	25.0 °C
April 23	1942	27.2 °C
April 24	1990	28.2 °C
April 24	1982	26.3 °C
April 25	1990	27.7 °C
April 28	1952	27.8 °C
April 28	1949	25.0 °C
April 29	2001	27.7 °C
April 29	1998	25.1 °C
April 29	1985	25.0 °C
April 29	1952	28.9 °C
April 29	1949	26.1 °C
April 30	1999	25.3 °C
April 30	1998	25.6 °C
April 30	1980	26.0 °C
April 30	1957	27.8 °C
April 30	1952	30.6 °C
April 30	1949	26.7 °C

Latest Days ≥ 25 °C

Date	Year	Temperature
October 21	1953	25.0 °C
October 20	1953	25.0 °C
October 16	1947	25.6 °C
October 14	1964	25.0 °C
October 10	2003	25.1 °C
October 10	1938	26.7 °C
October 8	1943	25.6 °C
October 6	2011	26.6 °C
October 6	1961	26.7 °C
October 5	1961	25.0 °C
October 5	1943	25.0 °C
October 3	2011	25.2 °C
October 2	2005	26.2 °C
September 30	2021	25.7 °C
September 30	1931	25.0 °C
September 28	2011	25.8 °C
September 27	1952	27.8 °C
September 27	1922	25.6 °C
September 26	2004	25.0 °C
September 26	1950	25.0 °C