Divisional Rankings

Divisional 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, Climate Division 5. East

Average Temperature Rankings, July 2020

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
July 2020
1-Month 		76.1°F
(24.5°C)		 74.4°F
(23.6°C)		 1.7°F
(0.9°C)		 98th Coolest
Coolest since:
 2014
31st Warmest
Warmest since:
 1936
Ties: 1974
Jun–Jul 2020
2-Month 		74.6°F
(23.7°C)		 72.5°F
(22.5°C)		 2.1°F
(1.2°C)		 106th Coolest
Coolest since:
 1958
23rd Warmest
Warmest since:
 1934
Ties: 1943
May–Jul 2020
3-Month 		69.5°F
(20.8°C)		 68.6°F
(20.3°C)		 0.9°F
(0.5°C)		 89th Coolest
Coolest since:
 1924
40th Warmest
Warmest since:
 1934
Ties: 1931, 1943, 1975, 2019
Apr–Jul 2020
4-Month 		64.2°F
(17.9°C)		 64.0°F
(17.8°C)		 0.2°F
(0.1°C)		 71st Coolest
Coolest since:
 1907
58th Warmest
Warmest since:
 1991
Ties: 1957, 1963
Mar–Jul 2020
5-Month 		59.8°F
(15.4°C)		 58.8°F
(14.9°C)		 1.0°F
(0.5°C)		 88th Coolest
Coolest since:
 1960
41st Warmest
Warmest since:
 2012
Ties: 1914
Feb–Jul 2020
6-Month 		54.9°F
(12.7°C)		 53.6°F
(12.0°C)		 1.3°F
(0.7°C)		 96th Coolest
Coolest since:
 1904, 1947
33rd Warmest
Warmest since:
 2012
Jan–Jul 2020
7-Month 		51.5°F
(10.8°C)		 49.3°F
(9.6°C)		 2.2°F
(1.2°C)		 110th Coolest
Coolest since:
 1912
19th Warmest
Warmest since:
 2012
Ties: 1952
Dec 2019–Jul 2020
8-Month 		49.3°F
(9.6°C)		 46.6°F
(8.1°C)		 2.7°F
(1.5°C)		 116th Coolest
Coolest since:
 1904
12th Warmest
Warmest since:
 2012
Nov 2019–Jul 2020
9-Month 		47.7°F
(8.7°C)		 45.9°F
(7.7°C)		 1.8°F
(1.0°C)		 104th Coolest
Coolest since:
 1904
24th Warmest
Warmest since:
 2012
Ties: 1934, 1942, 1988
Oct 2019–Jul 2020
10-Month 		48.3°F
(9.1°C)		 46.6°F
(8.1°C)		 1.7°F
(1.0°C)		 105th Coolest
Coolest since:
 1904
23rd Warmest
Warmest since:
 2012
Ties: 1939
Sep 2019–Jul 2020
11-Month 		50.3°F
(10.2°C)		 48.3°F
(9.1°C)		 2.0°F
(1.1°C)		 112th Coolest
Coolest since:
 1904
16th Warmest
Warmest since:
 2012
Ties: 1942
Aug 2019–Jul 2020
12-Month 		52.1°F
(11.2°C)		 50.3°F
(10.2°C)		 1.8°F
(1.0°C)		 111th Coolest
Coolest since:
 1904
17th Warmest
Warmest since:
 2012
Feb 2019–Jul 2020
18-Month 		52.7°F
(11.5°C)		 51.4°F
(10.8°C)		 1.3°F
(0.7°C)		 101st Coolest
Coolest since:
 1918
27th Warmest
Warmest since:
 2012, 2017
Ties: 1942, 1949, 1998
Aug 2018–Jul 2020
24-Month 		51.5°F
(10.8°C)		 50.3°F
(10.2°C)		 1.2°F
(0.6°C)		 101st Coolest
Coolest since:
 1905
26th Warmest
Warmest since:
 2017
Ties: 1939, 2003, 2008
Aug 2017–Jul 2020
36-Month 		51.4°F
(10.8°C)		 50.2°F
(10.1°C)		 1.2°F
(0.7°C)		 97th Coolest
Coolest since:
 1904, 1905, 1906
29th Warmest
Warmest since:
 2018
Ties: 2014
Aug 2016–Jul 2020
48-Month 		52.2°F
(11.2°C)		 50.2°F
(10.1°C)		 2.0°F
(1.1°C)		 122nd Coolest
Coolest since:
 1905
3rd Warmest
Warmest since:
 2019
Ties: 1934, 2002
Aug 2015–Jul 2020
60-Month 		52.6°F
(11.4°C)		 50.3°F
(10.2°C)		 2.3°F
(1.2°C)		 123rd Coolest
Coolest since:
 1906
1st Warmest
Warmest to Date
 2020

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