Statewide Rankings

Parameter:

Year:

Month:

State:

Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois

Average Temperature Rankings, July 1931

View Period (Months):

All

Download: CSV JSON XML

Record Coolest
Bottom ⅒
Bottom ⅓
Normal
Top ⅓
Top ⅒
Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1931 1-Month	78.6°F (25.9°C)	75.6°F (24.2°C)	3.0°F (1.7°C)	118th Coolest	Coolest since: 1930	2009, 2014
	78.6°F (25.9°C)	75.6°F (24.2°C)	3.0°F (1.7°C)	11th Warmest	Warmest since: 1921	1936
	Ties: 1954, 1999
Jun–Jul 1931 2-Month	76.7°F (24.8°C)	73.5°F (23.1°C)	3.2°F (1.7°C)	120th Coolest	Coolest since: 1930	1915, 1958
	76.7°F (24.8°C)	73.5°F (23.1°C)	3.2°F (1.7°C)	9th Warmest	Warmest since: 1921	1934
	Ties: 1914
May–Jul 1931 3-Month	70.6°F (21.4°C)	69.7°F (20.9°C)	0.9°F (0.5°C)	89th Coolest	Coolest since: 1929	1924
	70.6°F (21.4°C)	69.7°F (20.9°C)	0.9°F (0.5°C)	40th Warmest	Warmest since: 1930	1934
	Ties: 1955
Apr–Jul 1931 4-Month	66.0°F (18.9°C)	65.2°F (18.4°C)	0.8°F (0.5°C)	85th Coolest	Coolest since: 1929	1907
	66.0°F (18.9°C)	65.2°F (18.4°C)	0.8°F (0.5°C)	44th Warmest	Warmest since: 1930	1934
	Ties: 1953, 1970, 2007, 2022
Mar–Jul 1931 5-Month	59.9°F (15.5°C)	60.1°F (15.6°C)	-0.2°F (-0.1°C)	51st Coolest	Coolest since: 1928	1960
Mar–Jul 1931 5-Month	59.9°F (15.5°C)	60.1°F (15.6°C)	-0.2°F (-0.1°C)	78th Warmest	Warmest since: 1930	2012
Feb–Jul 1931 6-Month	56.0°F (13.3°C)	55.0°F (12.8°C)	1.0°F (0.5°C)	93rd Coolest	Coolest since: 1929	1947
	56.0°F (13.3°C)	55.0°F (12.8°C)	1.0°F (0.5°C)	36th Warmest	Warmest since: 1930	2012
	Ties: 1919, 1933, 1990, 2001
Jan–Jul 1931 7-Month	52.5°F (11.4°C)	50.7°F (10.4°C)	1.8°F (1.0°C)	104th Coolest	Coolest since: 1930	1912
Jan–Jul 1931 7-Month	52.5°F (11.4°C)	50.7°F (10.4°C)	1.8°F (1.0°C)	25th Warmest	Warmest since: 1921	2012
Dec 1930–Jul 1931 8-Month	49.7°F (9.8°C)	48.1°F (8.9°C)	1.6°F (0.9°C)	104th Coolest	Coolest since: 1930	1904
	49.7°F (9.8°C)	48.1°F (8.9°C)	1.6°F (0.9°C)	24th Warmest	Warmest since: 1921	2012
	Ties: 1896, 1949, 1952, 1955, 1976, 2022
Nov 1930–Jul 1931 9-Month	48.8°F (9.3°C)	47.2°F (8.4°C)	1.6°F (0.9°C)	101st Coolest	Coolest since: 1930	1904
	48.8°F (9.3°C)	47.2°F (8.4°C)	1.6°F (0.9°C)	27th Warmest	Warmest since: 1921	2012
	Ties: 1942, 1955, 2021
Oct 1930–Jul 1931 10-Month	49.1°F (9.5°C)	48.0°F (8.9°C)	1.1°F (0.6°C)	93rd Coolest	Coolest since: 1930	1904
	49.1°F (9.5°C)	48.0°F (8.9°C)	1.1°F (0.6°C)	35th Warmest	Warmest since: 1925	2012
	Ties: 1925, 2021
Sep 1930–Jul 1931 11-Month	50.9°F (10.5°C)	49.7°F (9.8°C)	1.2°F (0.7°C)	103rd Coolest	Coolest since: 1930	1904
	50.9°F (10.5°C)	49.7°F (9.8°C)	1.2°F (0.7°C)	25th Warmest	Warmest since: 1922	2012
	Ties: 1914, 1919, 1922, 1953, 2004
Aug 1930–Jul 1931 12-Month	52.9°F (11.6°C)	51.6°F (10.9°C)	1.3°F (0.7°C)	104th Coolest	Coolest since: 1930	1904
	52.9°F (11.6°C)	51.6°F (10.9°C)	1.3°F (0.7°C)	24th Warmest	Warmest since: 1921	2012
	Ties: 1949, 2004
Feb 1930–Jul 1931 18-Month	54.4°F (12.4°C)	52.7°F (11.5°C)	1.7°F (0.9°C)	109th Coolest	Coolest since: 1930	1918
	54.4°F (12.4°C)	52.7°F (11.5°C)	1.7°F (0.9°C)	19th Warmest	Warmest since: 1922	2012
	Ties: 1921
Aug 1929–Jul 1931 24-Month	52.2°F (11.2°C)	51.6°F (10.9°C)	0.6°F (0.3°C)	88th Coolest	Coolest since: 1930	1905
	52.2°F (11.2°C)	51.6°F (10.9°C)	0.6°F (0.3°C)	39th Warmest	Warmest since: 1923	2017
	Ties: 1938, 1953, 1957, 1974, 1986
Aug 1928–Jul 1931 36-Month	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	72nd Coolest	Coolest since: 1930	1979
	51.8°F (11.0°C)	51.6°F (10.9°C)	0.2°F (0.1°C)	54th Warmest	Warmest since: 1923	2018
	Ties: 1898, 1946, 1948, 1966, 1973, 1975
Aug 1927–Jul 1931 48-Month	51.7°F (10.9°C)	51.6°F (10.9°C)	0.1°F (0.0°C)	57th Coolest	Coolest since: 1930	1905, 1980
	51.7°F (10.9°C)	51.6°F (10.9°C)	0.1°F (0.0°C)	68th Warmest	Warmest since: 1925	2019
	Ties: 1921, 1938, 1946, 1948, 1995, 2016
Aug 1926–Jul 1931 60-Month	51.6°F (10.9°C)	51.6°F (10.9°C)	0.0°F (0.0°C)	54th Coolest	Coolest since: 1930	1906
	51.6°F (10.9°C)	51.6°F (10.9°C)	0.0°F (0.0°C)	70th Warmest	Warmest since: 1925	2020
	Ties: 1952, 1974, 1985, 1998

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on May 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings