Number of Days of 100 °F in McKinney by Year

This page contains a list of the number of days in each year that the high temperature equaled or exceeded 100 degrees Fahrenheit in McKinney, Texas, between 1903 and 2024.

Also see:

Which year had the most 100° days?

Based on NOAA records, the year 1934 holds the record for the most 100 °F days in McKinney history. There were 76 days with a high temperature of at least 100 degrees that year.

How many so far this year (2024)?

It has not reached 100 degrees Fahrenheit in McKinney so far in 2024. As of April 26, the highest temperature this year is 91 °F.

The last time it reached at least 100° F was September 8, 2023.

Years marked with a gold background have more than 5% incomplete data
Click column headers to sort

Year	Rank	Days >= 100 °F
2024	106	0
2023	29	31
2022	33	28
2021	98	1
2020	77	7
2019	88	4
2018	57	14
2017	98	1
2016	82	6
2015	76	8
2014	77	7
2013	37	23
2012	25	32
2011	5	57
2010	39	21
2009	57	14
2008	77	7
2007	90	3
2006	22	34
2005	74	9
2004	106	0
2003	43	19
2002	90	3
2001	53	15
2000	22	34
1999	46	17
1998	14	46
1997	94	2
1996	70	11
1995	49	16
1994	94	2
1993	43	19
1992	106	0
1991	106	0
1990	88	4
1989	98	1
1988	46	17
1987	49	16
1986	57	14
1985	29	31
1984	57	14
1983	65	13
1982	46	17
1981	85	5
1980	10	52
1979	90	3
1978	17	41
1977	57	14
1976	94	2
1975	106	0
1974	72	10
1973	106	0
1972	57	14
1971	57	14
1970	43	19
1969	29	31
1968	98	1
1967	65	13
1966	98	1
1965	82	6
1964	25	32
1963	32	29
1962	49	16
1961	98	1
1960	77	7
1959	98	1
1958	36	24
1957	35	27
1956	7	56
1955	69	12
1954	7	56
1953	19	38
1952	17	41
1951	21	37
1950	106	0
1949	77	7
1948	72	10
1947	65	13
1946	57	14
1945	94	2
1944	33	28
1943	22	34
1942	74	9
1941	106	0
1940	106	0
1939	41	20
1938	15	42
1937	3	66
1936	25	32
1935	106	0
1934	1	76
1933	13	47
1932	41	20
1931	25	32
1930	9	55
1929	19	38
1928	53	15
1927	65	13
1926	85	5
1925	2	70
1924	5	57
1923	15	42
1922	11	51
1921	12	50
1920	39	21
1919	49	16
1918	4	60
1917	70	11
1916	82	6
1915	90	3
1914	37	23
1913	53	15
1912	53	15
1911	106	0
1910	106	0
1909	106	0
1908	106	0
1907	106	0
1906	106	0
1905	106	0
1904	98	1
1903	85	5

Weather Station Details

Years	Station	Coordinates
1999–2024	McKinney Municipal Airport	location
1903–1998	McKinney Municipal Airport	location