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, April 1922

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
April 1922
1-Month		57.3°F
(14.1°C)		55.3°F
(12.9°C)		2.0°F
(1.2°C)		91st Coolest
Coolest since:
1907
38th Warmest
Warmest since:
1896
Ties: 1978
Mar–Apr 1922
2-Month		51.4°F
(10.8°C)		50.0°F
(10.0°C)		1.4°F
(0.8°C)		86th Coolest
Coolest since:
1960
43rd Warmest
Warmest since:
2012
Ties: 1964, 2001
Feb–Apr 1922
3-Month		46.3°F
(7.9°C)		44.9°F
(7.2°C)		1.4°F
(0.7°C)		90th Coolest
Coolest since:
1899
39th Warmest
Warmest since:
2012
Ties: 1908, 1910, 1995, 2010
Jan–Apr 1922
4-Month		42.0°F
(5.6°C)		41.5°F
(5.3°C)		0.5°F
(0.3°C)		71st Coolest
Coolest since:
1978
58th Warmest
Warmest since:
2012
Ties: 1950
Dec 1921–Apr 1922
5-Month		41.1°F
(5.1°C)		40.1°F
(4.5°C)		1.0°F
(0.6°C)		78th Coolest
Coolest since:
1978
50th Warmest
Warmest since:
2012
Ties: 1930
Nov 1921–Apr 1922
6-Month		42.0°F
(5.6°C)		40.9°F
(4.9°C)		1.1°F
(0.7°C)		88th Coolest
Coolest since:
1912
40th Warmest
Warmest since:
2012
Ties: 1983, 1986, 1989
Oct 1921–Apr 1922
7-Month		44.1°F
(6.7°C)		43.2°F
(6.2°C)		0.9°F
(0.5°C)		88th Coolest
Coolest since:
1899, 1978
40th Warmest
Warmest since:
2012
Ties: 1898, 1909, 1941
Sep 1921–Apr 1922
8-Month		47.8°F
(8.8°C)		46.5°F
(8.1°C)		1.3°F
(0.7°C)		99th Coolest
Coolest since:
1918
29th Warmest
Warmest since:
2017
Ties: 1898
Aug 1921–Apr 1922
9-Month		50.8°F
(10.4°C)		49.8°F
(9.9°C)		1.0°F
(0.5°C)		94th Coolest
Coolest since:
1918
34th Warmest
Warmest since:
2017
Ties: 1898, 1909, 2007
Jul 1921–Apr 1922
10-Month		53.9°F
(12.2°C)		52.6°F
(11.4°C)		1.3°F
(0.8°C)		105th Coolest
Coolest since:
1918
23rd Warmest
Warmest since:
2012
Ties: 1946, 1972, 2005, 2008
Jun 1921–Apr 1922
11-Month		56.0°F
(13.3°C)		54.5°F
(12.5°C)		1.5°F
(0.8°C)		108th Coolest
Coolest since:
1918
20th Warmest
Warmest since:
2012, 2017
Ties: 1972
May 1921–Apr 1922
12-Month		56.8°F
(13.8°C)		55.4°F
(13.0°C)		1.4°F
(0.8°C)		107th Coolest
Coolest since:
1918
21st Warmest
Warmest since:
2012, 2017
Ties: 1919, 1921, 1981, 2011
Nov 1920–Apr 1922
18-Month		52.5°F
(11.4°C)		50.5°F
(10.3°C)		2.0°F
(1.1°C)		116th Coolest
Coolest since:
1905, 1979
11th Warmest
Warmest to Date
2017
Ties: 1933
May 1920–Apr 1922
24-Month		56.8°F
(13.8°C)		55.4°F
(13.0°C)		1.4°F
(0.8°C)		111th Coolest
Coolest since:
1978
16th Warmest
Warmest to Date
2017
May 1919–Apr 1922
36-Month		56.0°F
(13.3°C)		55.4°F
(13.0°C)		0.6°F
(0.3°C)		91st Coolest
Coolest since:
1979
35th Warmest
Warmest since:
2018
Ties: 1924, 1940, 1944, 1974
May 1918–Apr 1922
48-Month		56.2°F
(13.4°C)		55.3°F
(12.9°C)		0.9°F
(0.5°C)		99th Coolest
Coolest since:
1980
26th Warmest
Warmest to Date
2019
Ties: 1924, 1940, 1942
May 1917–Apr 1922
60-Month		55.3°F
(12.9°C)		55.3°F
(12.9°C)		0.0°F
(0.0°C)		51st Coolest
Coolest since:
1980, 1981
73rd Warmest
Warmest since:
2020
Ties: 1910, 1911, 1953

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