Peoria IL Highest Temperature Each Year

Here's where you'll find answers to questions about the highest temperatures and hottest days in Peoria, Illinois. How hot did it get in 2019? When was the last time thermometers in Peoria rose above 102 °F? What was the highest temperature in Peoria a century ago? Answers to those questions and much more can be found quickly and easily in the list below of record high temperatures.

This page gives the highest temperature for each year in Peoria and the date that it happened. A date with a plus sign beside it means it was that hot on at least one other day earlier that year.

These records go back to 1893, with just a few years missing data. The highest temperature measured during that time was 113 degrees Fahrenheit (45 Celsius) on July 15, 1936.

Since 1944 the temperature extremes were observed at Peoria International Airport. Before then, the weather station was in downtown Peoria.

Highest Peoria temperatures in recent years
Max °F	Date	Max °C
99	August 24, 2023	37
98	July 23, 2022 +	37
95	June 12, 2021 +	35
96	July 06, 2020	36
95	July 20, 2019	35
97	May 27, 2018	36
96	July 20, 2017	36
96	June 15, 2016	36
98	September 04, 2015	37
96	August 25, 2014	36
99	August 30, 2013	37
104	July 23, 2012 +	40
100	September 01, 2011	38
94	August 12, 2010 +	34

Highest temperature recorded at Peoria each year
Max °F	Date	Max °C
95	June 23, 2009	35
94	August 04, 2008	34
96	August 12, 2007 +	36
98	August 02, 2006	37
104	July 24, 2005	40
92	July 13, 2004	33
98	August 26, 2003	37
98	July 21, 2002	37
96	August 09, 2001 +	36
97	September 11, 2000 +	36
96	July 30, 1999 +	36
95	July 21, 1998 +	35
99	July 26, 1997	37
96	July 18, 1996	36
100	July 13, 1995	38
98	June 18, 1994	37
93	August 26, 1993 +	34
94	August 09, 1992	34
98	August 02, 1991	37
94	July 04, 1990	34
97	July 10, 1989	36
105	June 25, 1988	41
100	August 01, 1987 +	38
93	July 19, 1986 +	34
94	September 07, 1985 +	34
97	July 09, 1984	36
102	August 20, 1983 +	39
94	August 03, 1982	34
96	July 13, 1981	36
99	July 14, 1980	37
94	August 07, 1979	34
95	September 08, 1978	35
100	July 14, 1977 +	38
98	July 14, 1976	37
92	August 24, 1975 +	33
97	July 14, 1974	36
94	August 27, 1973 +	34
93	June 03, 1972	34
100	June 19, 1971	38
98	July 01, 1970	37
94	July 16, 1969	34
94	August 23, 1968 +	34
92	June 15, 1967	33
102	July 13, 1966 +	39
96	July 23, 1965	36
99	August 02, 1964	37
97	July 01, 1963	36
96	August 23, 1962	36
94	June 29, 1961	34
94	September 07, 1960	34
95	August 24, 1959	35
94	August 30, 1958	34
96	August 15, 1957 +	36
99	July 01, 1956	37
98	July 29, 1955 +	37
100	July 18, 1954	38
100	September 01, 1953 +	38
100	June 29, 1952	38
96	August 30, 1951	36
94	June 25, 1950	34
98	July 02, 1949 +	37
95	September 19, 1948 +	35
101	August 23, 1947 +	38
97	July 18, 1946	36
98	August 30, 1945	37
97	August 10, 1944	36
–	1943	–
96	August 01, 1942	36
102	July 29, 1941	39
104	July 25, 1940	40
102	September 14, 1939	39
97	August 23, 1938 +	36
99	August 16, 1937 +	37
113	July 15, 1936	45
97	July 30, 1935	36
105	July 23, 1934 +	41
101	June 26, 1933	38
98	July 20, 1932 +	37
103	June 30, 1931 +	39
107	July 27, 1930	42
95	August 22, 1929	35
96	July 07, 1928	36
95	September 17, 1927 +	35
96	July 21, 1926	36
100	July 02, 1925	38
95	August 05, 1924 +	35
98	July 22, 1923	37
100	September 08, 1922 +	38
101	July 13, 1921	38
98	July 23, 1920	37
98	July 28, 1919	37
104	August 05, 1918	40
98	July 31, 1917 +	37
103	July 29, 1916	39
91	July 15, 1915 +	33
102	July 23, 1914	39
103	July 30, 1913 +	39
97	September 08, 1912 +	36
100	July 05, 1911 +	38
99	July 24, 1910	37
97	August 14, 1909 +	36
95	August 03, 1908	35
94	August 11, 1907	34
95	August 03, 1906 +	35
–	1905	–
104	July 17, 1904	40
100	July 28, 1903	38
95	July 17, 1902 +	35
106	July 24, 1901	41
–	1900	–
104	September 05, 1899	40
98	July 24, 1898	37
101	July 08, 1897	38
101	August 05, 1896	38
98	August 17, 1895 +	37
102	July 26, 1894	39
100	July 23, 1893	38

Peoria - Highest Temperature for Each Year

Reference

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