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 8. Southwest

Average Temperature Rankings, July 2002

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
July 2002
1-Month 		80.6°F
(27.0°C)		 77.9°F
(25.5°C)		 2.7°F
(1.5°C)		 113th Coolest
Coolest since:
 2014
16th Warmest
Warmest since:
 2012
Ties: 1986
Jun–Jul 2002
2-Month 		78.4°F
(25.8°C)		 75.9°F
(24.4°C)		 2.5°F
(1.4°C)		 113th Coolest
Coolest since:
 1904, 1927
16th Warmest
Warmest since:
 1934
May–Jul 2002
3-Month 		73.2°F
(22.9°C)		 72.3°F
(22.4°C)		 0.9°F
(0.5°C)		 88th Coolest
Coolest since:
 1924
41st Warmest
Warmest since:
 1934
Ties: 1939, 1965, 1988
Apr–Jul 2002
4-Month 		69.5°F
(20.8°C)		 68.0°F
(20.0°C)		 1.5°F
(0.8°C)		 97th Coolest
Coolest since:
 1907
32nd Warmest
Warmest since:
 2012
Ties: 1911, 2022
Mar–Jul 2002
5-Month 		64.1°F
(17.8°C)		 63.4°F
(17.4°C)		 0.7°F
(0.4°C)		 84th Coolest
Coolest since:
 1960
45th Warmest
Warmest since:
 2012
Ties: 1988, 2000, 2001
Feb–Jul 2002
6-Month 		59.8°F
(15.4°C)		 58.6°F
(14.8°C)		 1.2°F
(0.6°C)		 97th Coolest
Coolest since:
 1947
32nd Warmest
Warmest since:
 2012
Ties: 1957, 2001, 2004
Jan–Jul 2002
7-Month 		56.5°F
(13.6°C)		 54.7°F
(12.6°C)		 1.8°F
(1.0°C)		 104th Coolest
Coolest since:
 1912
25th Warmest
Warmest since:
 2012
Dec 2001–Jul 2002
8-Month 		54.4°F
(12.4°C)		 52.2°F
(11.2°C)		 2.2°F
(1.2°C)		 114th Coolest
Coolest since:
 1978
14th Warmest
Warmest since:
 2012
Ties: 1952
Nov 2001–Jul 2002
9-Month 		54.1°F
(12.3°C)		 51.4°F
(10.8°C)		 2.7°F
(1.5°C)		 120th Coolest
Coolest since:
 1904, 1912
8th Warmest
Warmest since:
 2012
Oct 2001–Jul 2002
10-Month 		54.3°F
(12.4°C)		 51.9°F
(11.1°C)		 2.4°F
(1.3°C)		 120th Coolest
Coolest since:
 1904, 1912
8th Warmest
Warmest since:
 2012
Ties: 1999, 2006
Sep 2001–Jul 2002
11-Month 		55.5°F
(13.1°C)		 53.5°F
(11.9°C)		 2.0°F
(1.2°C)		 115th Coolest
Coolest since:
 1904
13th Warmest
Warmest since:
 2012
Ties: 2005
Aug 2001–Jul 2002
12-Month 		57.3°F
(14.1°C)		 55.3°F
(12.9°C)		 2.0°F
(1.2°C)		 115th Coolest
Coolest since:
 1904
13th Warmest
Warmest since:
 2012
Feb 2001–Jul 2002
18-Month 		58.1°F
(14.5°C)		 56.4°F
(13.6°C)		 1.7°F
(0.9°C)		 113th Coolest
Coolest since:
 1918, 1979
15th Warmest
Warmest since:
 2012
Ties: 1934, 1987, 1991
Aug 2000–Jul 2002
24-Month 		56.2°F
(13.4°C)		 55.4°F
(13.0°C)		 0.8°F
(0.4°C)		 97th Coolest
Coolest since:
 1979
30th Warmest
Warmest since:
 2017
Ties: 1914, 1923, 1943, 1956, 2001
Aug 1999–Jul 2002
36-Month 		56.6°F
(13.7°C)		 55.4°F
(13.0°C)		 1.2°F
(0.7°C)		 108th Coolest
Coolest since:
 1979
18th Warmest
Warmest since:
 2018
Ties: 1956, 2020
Aug 1998–Jul 2002
48-Month 		56.9°F
(13.8°C)		 55.3°F
(12.9°C)		 1.6°F
(0.9°C)		 117th Coolest
Coolest since:
 1980
8th Warmest
Warmest since:
 2019
Ties: 2007, 2008
Aug 1997–Jul 2002
60-Month 		56.9°F
(13.8°C)		 55.4°F
(13.0°C)		 1.5°F
(0.8°C)		 121st Coolest
Coolest since:
 1906, 1980
3rd Warmest
Warmest since:
 2020
Ties: 1935, 2008, 2012, 2021

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