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Divisional 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

Climate Division: All Divisions 1. Northwest 2. Northeast 3. West 4. Central 5. East 6. West Southwest 7. East Southeast 8. Southwest 9. Southeast

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« May 2015

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Illinois, Climate Division 5. East

Average Temperature Rankings, June 2015

View Period (Months):All1234567891011121824364860

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• Record Warmest

Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
June 2015 1-Month	70.6°F (21.4°C)	70.4°F (21.3°C)	0.2°F (0.1°C)	58th Coolest	Coolest since: 2013	1903
				71st Warmest	Warmest since: 2014	1933
	Ties: 1948, 1957
May–Jun 2015 2-Month	67.8°F (19.9°C)	65.8°F (18.8°C)	2.0°F (1.1°C)	100th Coolest	Coolest since: 2014	1907
				29th Warmest	Warmest since: 2012	2018
	Ties: 1895, 1952
Apr–Jun 2015 3-Month	62.7°F (17.1°C)	60.4°F (15.8°C)	2.3°F (1.3°C)	108th Coolest	Coolest since: 2014	1907
				21st Warmest	Warmest since: 2012	1991
	Ties: 1944, 1962, 1988
Mar–Jun 2015 4-Month	56.1°F (13.4°C)	54.9°F (12.7°C)	1.2°F (0.7°C)	90th Coolest	Coolest since: 2014	1926, 1960
				39th Warmest	Warmest since: 2012	2012
	Ties: 1918, 1949, 2018
Feb–Jun 2015 5-Month	48.4°F (9.1°C)	49.4°F (9.7°C)	-1.0°F (-0.6°C)	36th Coolest	Coolest since: 2014	1904, 1947
				93rd Warmest	Warmest since: 2013	2012
	Ties: 1966
Jan–Jun 2015 6-Month	44.2°F (6.8°C)	45.2°F (7.3°C)	-1.0°F (-0.5°C)	35th Coolest	Coolest since: 2014	1912
				94th Warmest	Warmest since: 2013	2012
	Ties: 1923, 1984, 1997, 2003
Dec 2014–Jun 2015 7-Month	42.6°F (5.9°C)	42.8°F (6.0°C)	-0.2°F (-0.1°C)	55th Coolest	Coolest since: 2014	1904
				73rd Warmest	Warmest since: 2013	2012
	Ties: 1937
Nov 2014–Jun 2015 8-Month	41.4°F (5.2°C)	42.3°F (5.7°C)	-0.9°F (-0.5°C)	30th Coolest	Coolest since: 2014	1904
				98th Warmest	Warmest since: 2013	2012
	Ties: 1897, 1958, 1961, 1969
Oct 2014–Jun 2015 9-Month	42.8°F (6.0°C)	43.6°F (6.4°C)	-0.8°F (-0.4°C)	32nd Coolest	Coolest since: 2014	1904
				96th Warmest	Warmest since: 2013	2012
	Ties: 1906, 1915, 1961, 1969, 1980
Sep 2014–Jun 2015 10-Month	44.9°F (7.2°C)	45.8°F (7.7°C)	-0.9°F (-0.5°C)	31st Coolest	Coolest since: 2014	1904
				97th Warmest	Warmest since: 2013	2012
	Ties: 1915, 1916
Aug 2014–Jun 2015 11-Month	47.4°F (8.6°C)	48.2°F (9.0°C)	-0.8°F (-0.4°C)	29th Coolest	Coolest since: 2014	1904
				99th Warmest	Warmest since: 2013	2012, 2017
	Ties: 1903, 1907, 1908, 1943, 1980, 1994
Jul 2014–Jun 2015 12-Month	49.2°F (9.6°C)	50.3°F (10.2°C)	-1.1°F (-0.6°C)	21st Coolest	Coolest since: 2014	1904
				107th Warmest	Warmest since: 2013	2012
	Ties: 1910, 1917, 1924, 1997
Jan 2014–Jun 2015 18-Month	46.9°F (8.3°C)	48.6°F (9.2°C)	-1.7°F (-0.9°C)	7th Coolest	Coolest since: 1980	1905
				121st Warmest	Warmest since: 2014	2017
	Ties: 1913, 1978
Jul 2013–Jun 2015 24-Month	48.8°F (9.3°C)	50.3°F (10.2°C)	-1.5°F (-0.9°C)	6th Coolest	Coolest since: 1979	1905
				121st Warmest	Warmest since: 2014	2017
Jul 2012–Jun 2015 36-Month	49.7°F (9.8°C)	50.3°F (10.2°C)	-0.6°F (-0.4°C)	28th Coolest	Coolest since: 1982	1905, 1906
				98th Warmest	Warmest since: 2014	2018
	Ties: 1914, 1971
Jul 2011–Jun 2015 48-Month	51.0°F (10.6°C)	50.2°F (10.1°C)	0.8°F (0.5°C)	85th Coolest	Coolest since: 2011	1905
				40th Warmest	Warmest since: 2014	2019
	Ties: 1976, 1994
Jul 2010–Jun 2015 60-Month	51.0°F (10.6°C)	50.2°F (10.1°C)	0.8°F (0.5°C)	83rd Coolest	Coolest since: 1998	1906
				41st Warmest	Warmest since: 2014	2020
	Ties: 1925, 1932, 1941, 1976, 1994

Citing This Page

• NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, Average Temperature, published September 2022, retrieved on October 3, 2022 from https://www.ncdc.noaa.gov/cag/