Number of Days of 100 °F in Olney 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 Olney, Illinois, between 1893 and 2024.

Also see:

Which year had the most 100° days?

Based on NOAA records, the year 1936 holds the record for the most 100 °F days in Olney history. There were 39 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 Olney so far in 2024. As of April 26, the highest temperature this year is 87 °F.

The last time it reached at least 100° F was August 2, 2012.

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

Year	Rank	Days >= 100 °F
2024	50	0
2023	50	0
2022	50	0
2021	50	0
2020	50	0
2019	50	0
2018	50	0
2017	50	0
2016	50	0
2015	50	0
2014	50	0
2013	50	0
2012	5	17
2011	34	2
2010	50	0
2009	50	0
2008	50	0
2007	34	2
2006	50	0
2005	50	0
2004	50	0
2003	50	0
2002	50	0
2001	50	0
2000	50	0
1999	50	0
1998	50	0
1997	50	0
1996	50	0
1995	50	0
1994	50	0
1993	50	0
1992	50	0
1991	39	1
1990	50	0
1989	50	0
1988	14	8
1987	50	0
1986	50	0
1985	50	0
1984	50	0
1983	19	6
1982	50	0
1981	50	0
1980	50	0
1979	50	0
1978	34	2
1977	50	0
1976	50	0
1975	50	0
1974	50	0
1973	50	0
1972	50	0
1971	50	0
1970	50	0
1969	50	0
1968	50	0
1967	50	0
1966	25	4
1965	39	1
1964	39	1
1963	50	0
1962	39	1
1961	50	0
1960	23	5
1959	50	0
1958	50	0
1957	50	0
1956	39	1
1955	50	0
1954	4	19
1953	8	13
1952	25	4
1951	50	0
1950	50	0
1949	50	0
1948	50	0
1947	19	6
1946	29	3
1945	50	0
1944	8	13
1943	11	10
1942	50	0
1941	19	6
1940	10	11
1939	13	9
1938	39	1
1937	50	0
1936	1	39
1935	29	3
1934	14	8
1933	14	8
1932	19	6
1931	7	14
1930	2	24
1929	50	0
1928	50	0
1927	34	2
1926	14	8
1925	11	10
1924	50	0
1923	50	0
1922	50	0
1921	39	1
1920	50	0
1919	34	2
1918	14	8
1917	50	0
1916	25	4
1915	50	0
1914	23	5
1913	2	24
1912	50	0
1911	25	4
1910	50	0
1909	39	1
1908	29	3
1907	50	0
1906	50	0
1905	50	0
1904	50	0
1903	39	1
1902	39	1
1901	6	15
1900	39	1
1899	29	3
1898	50	0
1897	29	3
1896	50	0
1895	50	0
1894	50	0
1893	50	0

Weather Station Details

Years	Station	Coordinates
1893–2024	Olney 2S	location