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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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« August 1940

October 1940 »

Illinois, Climate Division 2. Northeast

Average Temperature Rankings, September 1940

View Period (Months):All1234567891011121824364860

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Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2021)	Warmest/Coolest Since	Record
September 1940 1-Month	62.6°F (17.0°C)	63.7°F (17.6°C)	-1.1°F (-0.6°C)	38th Coolest	Coolest since: 1934	1918
				90th Warmest	Warmest since: 1939	1897
	Ties: 1984
Aug–Sep 1940 2-Month	67.1°F (19.5°C)	67.4°F (19.7°C)	-0.3°F (-0.2°C)	51st Coolest	Coolest since: 1934	1902
				77th Warmest	Warmest since: 1939	1947
	Ties: 1956
Jul–Sep 1940 3-Month	69.4°F (20.8°C)	69.3°F (20.7°C)	0.1°F (0.1°C)	57th Coolest	Coolest since: 1932	1924
				71st Warmest	Warmest since: 1939	1936
	Ties: 1932, 1977
Jun–Sep 1940 4-Month	69.4°F (20.8°C)	69.2°F (20.7°C)	0.2°F (0.1°C)	60th Coolest	Coolest since: 1938	1915
				68th Warmest	Warmest since: 1939	2005
	Ties: 1908, 1916, 1938, 1961, 2006
May–Sep 1940 5-Month	66.5°F (19.2°C)	67.1°F (19.5°C)	-0.6°F (-0.3°C)	33rd Coolest	Coolest since: 1935	1924
				95th Warmest	Warmest since: 1939	1921, 1988
	Ties: 1972, 2004
Apr–Sep 1940 6-Month	63.0°F (17.2°C)	63.9°F (17.7°C)	-0.9°F (-0.5°C)	29th Coolest	Coolest since: 1935	1907
				99th Warmest	Warmest since: 1939	1921
	Ties: 1958, 1989
Mar–Sep 1940 7-Month	58.4°F (14.7°C)	59.9°F (15.5°C)	-1.5°F (-0.8°C)	16th Coolest	Coolest since: 1928	1924
				112th Warmest	Warmest since: 1939	2012
Feb–Sep 1940 8-Month	54.4°F (12.4°C)	55.5°F (13.1°C)	-1.1°F (-0.7°C)	26th Coolest	Coolest since: 1929	1904, 1917
				102nd Warmest	Warmest since: 1939	2012
	Ties: 1928
Jan–Sep 1940 9-Month	49.7°F (9.8°C)	51.7°F (10.9°C)	-2.0°F (-1.1°C)	8th Coolest	Coolest since: 1924	1904, 1912
				120th Warmest	Warmest since: 1939	2012
Dec 1939–Sep 1940 10-Month	48.0°F (8.9°C)	49.1°F (9.5°C)	-1.1°F (-0.6°C)	23rd Coolest	Coolest since: 1936	1904
				104th Warmest	Warmest since: 1939	2012
	Ties: 1899, 1936, 1943, 1950, 1965, 2009
Nov 1939–Sep 1940 11-Month	47.1°F (8.4°C)	48.2°F (9.0°C)	-1.1°F (-0.6°C)	24th Coolest	Coolest since: 1936	1904
				103rd Warmest	Warmest since: 1939	2012
	Ties: 1943, 1950, 1960, 2009
Oct 1939–Sep 1940 12-Month	47.6°F (8.7°C)	48.5°F (9.2°C)	-0.9°F (-0.5°C)	30th Coolest	Coolest since: 1936	1904
				97th Warmest	Warmest since: 1939	2012
	Ties: 1927, 1965, 1970
Apr 1939–Sep 1940 18-Month	53.4°F (11.9°C)	53.6°F (12.0°C)	-0.2°F (-0.1°C)	47th Coolest	Coolest since: 1936	1904
				80th Warmest	Warmest since: 1939	2012
	Ties: 1948, 1959, 1965, 1969
Oct 1938–Sep 1940 24-Month	48.9°F (9.4°C)	48.5°F (9.2°C)	0.4°F (0.2°C)	80th Coolest	Coolest since: 1938	1918
				46th Warmest	Warmest since: 1939	2017
	Ties: 1898, 1923, 1973, 2004
Oct 1937–Sep 1940 36-Month	48.9°F (9.4°C)	48.4°F (9.1°C)	0.5°F (0.3°C)	82nd Coolest	Coolest since: 1938	1979
				43rd Warmest	Warmest since: 1939	2000
	Ties: 1942, 1943, 2009
Oct 1936–Sep 1940 48-Month	48.7°F (9.3°C)	48.4°F (9.1°C)	0.3°F (0.2°C)	74th Coolest	Coolest since: 1939	1905, 1918
				50th Warmest	Warmest since: 1939	2001, 2002, 2019
	Ties: 1936, 1939, 1949, 1954, 1958, 1974, 1975, 1983
Oct 1935–Sep 1940 60-Month	48.5°F (9.2°C)	48.5°F (9.2°C)	0.0°F (0.0°C)	53rd Coolest	Coolest since: 1938	1905, 1906
				70th Warmest	Warmest since: 1939	2002
	Ties: 1900, 1901, 1938, 1948, 1949, 1950, 1974, 1984

Citing This Page

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