Statewide Rankings

Statewide Data Info
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 1895

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
July 1895
1-Month		72.9°F
(22.7°C)		75.6°F
(24.2°C)		-2.7°F
(-1.5°C)		14th Coolest
Coolest to Date
2009, 2014
115th Warmest
Warmest to Date
1936
Jun–Jul 1895
2-Month		73.3°F
(22.9°C)		73.5°F
(23.1°C)		-0.2°F
(-0.2°C)		59th Coolest
Coolest to Date
1915, 1958
70th Warmest
Warmest to Date
1934
May–Jul 1895
3-Month		69.8°F
(21.0°C)		69.7°F
(20.9°C)		0.1°F
(0.1°C)		66th Coolest
Coolest to Date
1924
63rd Warmest
Warmest to Date
1934
Ties: 1916, 1942
Apr–Jul 1895
4-Month		65.8°F
(18.8°C)		65.2°F
(18.4°C)		0.6°F
(0.4°C)		80th Coolest
Coolest to Date
1907
49th Warmest
Warmest to Date
1934
Ties: 1919, 1963, 1981, 2019
Mar–Jul 1895
5-Month		60.1°F
(15.6°C)		60.1°F
(15.6°C)		0.0°F
(0.0°C)		52nd Coolest
Coolest to Date
1960
77th Warmest
Warmest to Date
2012
Ties: 1945, 1956, 1962, 1970, 1990, 2019
Feb–Jul 1895
6-Month		53.1°F
(11.7°C)		55.0°F
(12.8°C)		-1.9°F
(-1.1°C)		16th Coolest
Coolest to Date
1947
113th Warmest
Warmest to Date
2012
Jan–Jul 1895
7-Month		48.1°F
(8.9°C)		50.7°F
(10.4°C)		-2.6°F
(-1.5°C)		8th Coolest
Coolest to Date
1912
121st Warmest
Warmest to Date
2012
Ties: 1947, 1960

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