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 1925

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
July 1925
1-Month		77.5°F
(25.3°C)		77.9°F
(25.5°C)		-0.4°F
(-0.2°C)		56th Coolest
Coolest since:
2014
73rd Warmest
Warmest since:
2012
Ties: 2003
Jun–Jul 1925
2-Month		77.3°F
(25.2°C)		75.9°F
(24.4°C)		1.4°F
(0.8°C)		97th Coolest
Coolest since:
1904, 1927
32nd Warmest
Warmest since:
1934
May–Jul 1925
3-Month		72.1°F
(22.3°C)		72.3°F
(22.4°C)		-0.2°F
(-0.1°C)		58th Coolest
Coolest since:
1924
71st Warmest
Warmest since:
1934
Ties: 1937
Apr–Jul 1925
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, 2002, 2022
Mar–Jul 1925
5-Month		65.2°F
(18.4°C)		63.4°F
(17.4°C)		1.8°F
(1.0°C)		113th Coolest
Coolest since:
1960
16th Warmest
Warmest since:
2012
Ties: 1953, 2006, 2022
Feb–Jul 1925
6-Month		61.1°F
(16.2°C)		58.6°F
(14.8°C)		2.5°F
(1.4°C)		117th Coolest
Coolest since:
1947
12th Warmest
Warmest since:
2012
Ties: 1930, 1953, 1998, 2011
Jan–Jul 1925
7-Month		56.9°F
(13.8°C)		54.7°F
(12.6°C)		2.2°F
(1.2°C)		113th Coolest
Coolest since:
1912
16th Warmest
Warmest since:
2012
Ties: 1911, 1933, 1990
Dec 1924–Jul 1925
8-Month		53.5°F
(11.9°C)		52.2°F
(11.2°C)		1.3°F
(0.7°C)		99th Coolest
Coolest since:
1978
29th Warmest
Warmest since:
2012
Ties: 1896, 1914, 2004
Nov 1924–Jul 1925
9-Month		52.7°F
(11.5°C)		51.3°F
(10.7°C)		1.4°F
(0.8°C)		101st Coolest
Coolest since:
1904, 1912
27th Warmest
Warmest since:
2012
Ties: 1976
Oct 1924–Jul 1925
10-Month		53.6°F
(12.0°C)		52.0°F
(11.1°C)		1.6°F
(0.9°C)		111th Coolest
Coolest since:
1904, 1912
17th Warmest
Warmest since:
2012
Ties: 1919, 1939, 1986
Sep 1924–Jul 1925
11-Month		54.6°F
(12.6°C)		53.5°F
(11.9°C)		1.1°F
(0.7°C)		96th Coolest
Coolest since:
1904
32nd Warmest
Warmest since:
2012
Ties: 1941
Aug 1924–Jul 1925
12-Month		56.4°F
(13.6°C)		55.4°F
(13.0°C)		1.0°F
(0.6°C)		91st Coolest
Coolest since:
1904
37th Warmest
Warmest since:
2012
Ties: 1938, 2018
Feb 1924–Jul 1925
18-Month		56.2°F
(13.4°C)		56.5°F
(13.6°C)		-0.3°F
(-0.2°C)		51st Coolest
Coolest since:
1918, 1979
77th Warmest
Warmest since:
2012
Ties: 1930, 1983, 1985, 2009
Aug 1923–Jul 1925
24-Month		55.2°F
(12.9°C)		55.4°F
(13.0°C)		-0.2°F
(-0.1°C)		43rd Coolest
Coolest since:
1979
84th Warmest
Warmest since:
2017
Ties: 1937, 1945, 1964, 1967
Aug 1922–Jul 1925
36-Month		55.4°F
(13.0°C)		55.4°F
(13.0°C)		0.0°F
(0.0°C)		55th Coolest
Coolest since:
1979
71st Warmest
Warmest since:
2018
Ties: 1910, 1927, 1931, 1953, 1975, 1986
Aug 1921–Jul 1925
48-Month		55.7°F
(13.2°C)		55.3°F
(12.9°C)		0.4°F
(0.3°C)		74th Coolest
Coolest since:
1980
51st Warmest
Warmest since:
2019
Ties: 1938, 1945, 1958, 1975, 1987, 1994, 2016
Aug 1920–Jul 1925
60-Month		56.1°F
(13.4°C)		55.3°F
(12.9°C)		0.8°F
(0.5°C)		93rd Coolest
Coolest since:
1906
31st Warmest
Warmest since:
2020
Ties: 1938, 1955, 1991, 1992, 2005

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