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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PeriodValue1901-2000
Mean		AnomalyRank
(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)		68.1°F
(20.1°C)		1.4°F
(0.7°C)		97th Coolest
Coolest since:
1907
32nd Warmest
Warmest since:
2012
Ties: 1911, 1925
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)		98th Coolest
Coolest since:
1947
31st Warmest
Warmest since:
2012
Ties: 1957, 2001, 2004, 2022
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)		51.3°F
(10.7°C)		2.8°F
(1.6°C)		120th Coolest
Coolest since:
1904, 1912
8th Warmest
Warmest since:
2012
Oct 2001–Jul 2002
10-Month		54.3°F
(12.4°C)		52.0°F
(11.1°C)		2.3°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)		55.4°F
(13.0°C)		1.9°F
(1.1°C)		115th Coolest
Coolest since:
1904
13th Warmest
Warmest since:
2012
Feb 2001–Jul 2002
18-Month		58.1°F
(14.5°C)		56.5°F
(13.6°C)		1.6°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)		116th Coolest
Coolest since:
1980
9th Warmest
Warmest since:
2019
Ties: 2008
Aug 1997–Jul 2002
60-Month		56.9°F
(13.8°C)		55.3°F
(12.9°C)		1.6°F
(0.9°C)		121st Coolest
Coolest since:
1906
3rd Warmest
Warmest since:
2020
Ties: 1935, 2008, 2012, 2021

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