Earliest and Latest Days of 25° C in Welland

This is a list of the earliest and latest days in the year with a high temperature of at least 25 °C in Welland, Ontario history. It is based on NOAA data from the years 1872–2024.

Also see:

Earliest 25 degree day in Welland?

The earliest in the year that Welland, Ontario had a high temperature of at least 25 °C is March 15 which happened in 1990.

Latest 25 degree day in Welland?

The latest in the year that Welland, Ontario had a high temperature of at least 25 °C is November 7 which happened in 1938.

Earliest Days ≥ 25 °C

Date	Year	Temperature
March 15	1990	25.0 °C
March 18	2012	26.0 °C
March 21	2012	25.5 °C
March 22	2012	25.5 °C
March 22	1938	25.6 °C
March 26	1945	26.7 °C
March 28	1945	25.0 °C
March 31	1998	27.0 °C
April 3	2010	26.5 °C
April 3	1999	25.0 °C
April 5	1910	26.1 °C
April 6	1928	25.0 °C
April 6	1921	25.6 °C
April 7	1921	26.1 °C
April 10	2021	26.6 °C
April 10	1945	26.7 °C
April 11	1945	28.3 °C
April 12	1945	25.6 °C
April 13	1968	25.0 °C
April 13	1945	25.0 °C

Latest Days ≥ 25 °C

Date	Year	Temperature
November 7	1938	25.0 °C
November 5	2022	25.1 °C
November 3	1961	25.6 °C
November 1	1950	25.0 °C
October 31	1876	26.1 °C
October 27	1947	28.3 °C
October 25	2012	27.0 °C
October 23	2020	25.8 °C
October 22	1979	26.5 °C
October 22	1947	25.0 °C
October 21	1947	26.1 °C
October 21	1935	25.6 °C
October 20	1963	25.0 °C
October 19	1947	25.0 °C
October 18	1963	25.6 °C
October 18	1953	25.0 °C
October 18	1951	27.2 °C
October 18	1947	28.9 °C
October 18	1938	26.1 °C
October 17	1968	25.0 °C
October 17	1956	27.2 °C
October 17	1951	27.8 °C
October 17	1947	28.9 °C
October 17	1938	26.7 °C