Earliest and Latest Days of 90° F in McKinney

This is a list of the earliest and latest days in the year with a high temperature of at least 90 °F in McKinney, Texas history. It is based on NOAA data from the years 1903–2024.

Also see:

Earliest 90 degree day in McKinney?

The earliest in the year that McKinney, Texas had a high temperature of at least 90 °F is February 10 which happened in 1922.

Latest 90 degree day in McKinney?

The latest in the year that McKinney, Texas had a high temperature of at least 90 °F is November 8 which happened in 1927.

Earliest Days ≥ 90 °F

Date	Year	Temperature
February 10	1922	94 °F
February 11	1922	92 °F
February 16	1927	91 °F
February 24	1918	94 °F
February 25	1918	95 °F
February 25	1917	91 °F
February 26	2024	91 °F
March 5	1991	92 °F
March 6	1991	91 °F
March 6	1929	90 °F
March 6	1916	90 °F
March 10	1955	92 °F
March 10	1954	92 °F
March 11	1955	92 °F
March 12	1967	90 °F
March 13	1971	90 °F
March 13	1933	90 °F
March 13	1918	90 °F
March 20	1932	94 °F
March 20	1916	90 °F

Latest Days ≥ 90 °F

Date	Year	Temperature
November 8	1927	90 °F
November 5	2017	91 °F
November 3	1938	90 °F
November 2	2017	90 °F
November 2	1935	92 °F
November 1	1935	90 °F
October 31	1977	91 °F
October 31	1938	90 °F
October 31	1934	92 °F
October 30	1934	90 °F
October 30	1924	92 °F
October 29	1950	90 °F
October 29	1924	92 °F
October 28	1917	90 °F
October 27	1952	90 °F
October 27	1938	92 °F
October 26	1950	91 °F
October 26	1931	91 °F
October 26	1927	95 °F
October 26	1922	92 °F