Earliest and Latest Days of 20° C in Winnipeg

This is a list of the earliest and latest days in the year with a high temperature of at least 20 °C in Winnipeg, Manitoba history. It is based on NOAA data from the years 1872–2024.

Also see:

Earliest 20 degree day in Winnipeg?

The earliest in the year that Winnipeg, Manitoba had a high temperature of at least 20 °C is March 18 which happened in 2012.

Latest 20 degree day in Winnipeg?

The latest in the year that Winnipeg, Manitoba had a high temperature of at least 20 °C is November 5 which happened in 1975.

Earliest Days ≥ 20 °C

Date	Year	Temperature
March 18	2012	20.8 °C
March 19	2012	23.6 °C
March 22	2012	21.6 °C
March 23	1910	22.8 °C
March 27	1946	23.3 °C
April 3	1991	21.1 °C
April 4	1912	23.9 °C
April 4	1895	20.6 °C
April 5	1900	22.2 °C
April 6	2012	20.3 °C
April 6	1991	22.5 °C
April 6	1900	22.8 °C
April 7	1987	20.8 °C
April 7	1931	20.0 °C
April 7	1900	24.4 °C
April 8	2005	21.2 °C
April 8	1987	22.2 °C
April 8	1955	20.6 °C
April 8	1931	22.8 °C
April 8	1925	20.0 °C
April 8	1900	20.0 °C
April 8	1889	20.0 °C

Latest Days ≥ 20 °C

Date	Year	Temperature
November 5	1975	23.9 °C
November 4	1975	20.0 °C
November 2	1903	21.7 °C
November 1	1903	20.6 °C
October 30	1950	22.2 °C
October 30	1914	20.0 °C
October 29	1950	21.1 °C
October 29	1903	20.6 °C
October 29	1891	20.0 °C
October 28	1903	20.0 °C
October 27	1989	20.5 °C
October 27	1944	22.2 °C
October 27	1938	25.6 °C
October 26	1990	23.8 °C
October 26	1989	20.7 °C
October 26	1974	21.1 °C
October 26	1955	21.7 °C
October 26	1924	25.6 °C
October 25	2007	20.1 °C
October 25	1989	23.0 °C
October 25	1977	23.3 °C
October 25	1924	23.3 °C
October 25	1901	21.7 °C