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Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of August 2022. For more information, please see Climatological Rankings.

Parameter: Average Temperature Maximum Temperature Minimum Temperature Precipitation Cooling Degree Days Heating Degree Days Palmer Drought Severity Index (PDSI) Palmer Hydrological Drought Index (PHDI) Palmer Modified Drought Index (PMDI) Palmer Z-Index

Year: 1895 1896 1897 1898 1899 1900 1901 1902 1903 1904 1905 1906 1907 1908 1909 1910 1911 1912 1913 1914 1915 1916 1917 1918 1919 1920 1921 1922 1923 1924 1925 1926 1927 1928 1929 1930 1931 1932 1933 1934 1935 1936 1937 1938 1939 1940 1941 1942 1943 1944 1945 1946 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022

Month: January February March April May June July August September October November December

State: Alabama Alaska Arizona Arkansas California Colorado Connecticut Delaware Florida Georgia Idaho Illinois Indiana Iowa Kansas Kentucky Louisiana Maine Maryland Massachusetts Michigan Minnesota Mississippi Missouri Montana Nebraska Nevada New Hampshire New Jersey New Mexico New York North Carolina North Dakota Ohio Oklahoma Oregon Pennsylvania Rhode Island South Carolina South Dakota Tennessee Texas Utah Vermont Virginia Washington West Virginia Wisconsin Wyoming

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« June 1998

August 1998 »

Illinois

Average Temperature Rankings, July 1998

View Period (Months):All1234567891011121824364860

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• Record Coolest
• Bottom 1/10
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• Record Warmest

Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1998 1-Month	75.4°F (24.1°C)	75.6°F (24.2°C)	-0.2°F (-0.1°C)	67th Coolest	Coolest since: 1997	2009, 2014
				62nd Warmest	Warmest since: 1995	1936
	Ties: 1929
Jun–Jul 1998 2-Month	73.6°F (23.1°C)	73.5°F (23.1°C)	0.1°F (0.0°C)	67th Coolest	Coolest since: 1997	1915
				62nd Warmest	Warmest since: 1995	1934
	Ties: 1899, 1956, 1978, 1993
May–Jul 1998 3-Month	71.5°F (21.9°C)	69.7°F (20.9°C)	1.8°F (1.0°C)	104th Coolest	Coolest since: 1997	1924
				25th Warmest	Warmest since: 1991	1934
	Ties: 2022
Apr–Jul 1998 4-Month	66.8°F (19.3°C)	65.1°F (18.4°C)	1.7°F (0.9°C)	104th Coolest	Coolest since: 1997	1907
				25th Warmest	Warmest since: 1991	1934
	Ties: 1930, 2017
Mar–Jul 1998 5-Month	61.6°F (16.4°C)	60.1°F (15.6°C)	1.5°F (0.8°C)	106th Coolest	Coolest since: 1997	1960
				23rd Warmest	Warmest since: 1991	2012
	Ties: 1896, 2004
Feb–Jul 1998 6-Month	58.0°F (14.4°C)	55.0°F (12.8°C)	3.0°F (1.6°C)	122nd Coolest	Coolest since: 1997	1947
				7th Warmest	Warmest since: 1991	2012
Jan–Jul 1998 7-Month	54.2°F (12.3°C)	50.7°F (10.4°C)	3.5°F (1.9°C)	124th Coolest	Coolest since: 1997	1912
				5th Warmest	Warmest since: 1987	2012
Dec 1997–Jul 1998 8-Month	51.4°F (10.8°C)	48.0°F (8.9°C)	3.4°F (1.9°C)	122nd Coolest	Coolest since: 1997	1904
				6th Warmest	Warmest since: 1987	2012
Nov 1997–Jul 1998 9-Month	50.0°F (10.0°C)	47.2°F (8.4°C)	2.8°F (1.6°C)	118th Coolest	Coolest since: 1997	1904
				10th Warmest	Warmest since: 1991	2012
Oct 1997–Jul 1998 10-Month	50.5°F (10.3°C)	48.0°F (8.9°C)	2.5°F (1.4°C)	118th Coolest	Coolest since: 1997	1904
				10th Warmest	Warmest since: 1991	2012
	Ties: 1954, 1987, 2006
Sep 1997–Jul 1998 11-Month	51.9°F (11.1°C)	49.6°F (9.8°C)	2.3°F (1.3°C)	114th Coolest	Coolest since: 1997	1904
				14th Warmest	Warmest since: 1991	2012
Aug 1997–Jul 1998 12-Month	53.5°F (11.9°C)	51.6°F (10.9°C)	1.9°F (1.0°C)	114th Coolest	Coolest since: 1997	1904
				14th Warmest	Warmest since: 1991	2012
	Ties: 1934, 1939
Feb 1997–Jul 1998 18-Month	53.9°F (12.2°C)	52.7°F (11.5°C)	1.2°F (0.7°C)	100th Coolest	Coolest since: 1997	1918
				28th Warmest	Warmest since: 1992	2012
	Ties: 1919
Aug 1996–Jul 1998 24-Month	52.0°F (11.1°C)	51.6°F (10.9°C)	0.4°F (0.2°C)	78th Coolest	Coolest since: 1997	1905
				49th Warmest	Warmest since: 1992	2017
	Ties: 1901, 1973, 1976, 1989
Aug 1995–Jul 1998 36-Month	51.5°F (10.8°C)	51.6°F (10.9°C)	-0.1°F (-0.1°C)	55th Coolest	Coolest since: 1997	1979
				71st Warmest	Warmest since: 1993	2018
	Ties: 1909, 1937, 1958
Aug 1994–Jul 1998 48-Month	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	66th Coolest	Coolest since: 1997	1905, 1980
				59th Warmest	Warmest since: 1994	2019
	Ties: 1916, 1925
Aug 1993–Jul 1998 60-Month	51.6°F (10.9°C)	51.6°F (10.9°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1997	1906
				70th Warmest	Warmest since: 1995	2020
	Ties: 1931, 1952, 1974, 1985

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Average Temperature, published September 2022, retrieved on October 2, 2022 from https://www.ncdc.noaa.gov/cag/