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 3. West

Average Temperature Rankings, April 1957

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Warmest/Coolest
Since		Record
April 1957
1-Month		51.6°F
(10.9°C)		51.3°F
(10.7°C)		0.3°F
(0.2°C)		60th Coolest
Coolest since:
2018
69th Warmest
Warmest since:
2010
Mar–Apr 1957
2-Month		45.0°F
(7.2°C)		45.2°F
(7.3°C)		-0.2°F
(-0.1°C)		59th Coolest
Coolest since:
1960
70th Warmest
Warmest since:
2012
Ties: 1933, 2022
Feb–Apr 1957
3-Month		41.4°F
(5.2°C)		39.5°F
(4.2°C)		1.9°F
(1.0°C)		98th Coolest
Coolest since:
1899
31st Warmest
Warmest since:
2012
Ties: 1935, 1955, 1985, 1986
Jan–Apr 1957
4-Month		35.9°F
(2.2°C)		35.6°F
(2.0°C)		0.3°F
(0.2°C)		70th Coolest
Coolest since:
1912
59th Warmest
Warmest since:
2012
Ties: 2010, 2021
Dec 1956–Apr 1957
5-Month		35.0°F
(1.7°C)		34.2°F
(1.2°C)		0.8°F
(0.5°C)		82nd Coolest
Coolest since:
1978
46th Warmest
Warmest since:
2012
Ties: 1907, 1952, 1966, 2021
Nov 1956–Apr 1957
6-Month		35.8°F
(2.1°C)		35.2°F
(1.8°C)		0.6°F
(0.3°C)		75th Coolest
Coolest since:
1904, 1912, 1978
53rd Warmest
Warmest since:
2012
Ties: 1928, 2022
Oct 1956–Apr 1957
7-Month		39.4°F
(4.1°C)		37.9°F
(3.3°C)		1.5°F
(0.8°C)		98th Coolest
Coolest since:
1912
30th Warmest
Warmest since:
2012
Ties: 1938, 1981
Sep 1956–Apr 1957
8-Month		42.8°F
(6.0°C)		41.5°F
(5.3°C)		1.3°F
(0.7°C)		98th Coolest
Coolest since:
1904, 1978
30th Warmest
Warmest since:
2017
Ties: 1928
Aug 1956–Apr 1957
9-Month		46.3°F
(7.9°C)		45.0°F
(7.2°C)		1.3°F
(0.7°C)		97th Coolest
Coolest since:
1978
31st Warmest
Warmest since:
2017
Ties: 1935
Jul 1956–Apr 1957
10-Month		49.1°F
(9.5°C)		48.1°F
(8.9°C)		1.0°F
(0.6°C)		95th Coolest
Coolest since:
1904
33rd Warmest
Warmest since:
2012
Ties: 1934, 1941, 1946, 1983
Jun 1956–Apr 1957
11-Month		51.4°F
(10.8°C)		50.3°F
(10.2°C)		1.1°F
(0.6°C)		97th Coolest
Coolest since:
1904
31st Warmest
Warmest since:
2017
Ties: 1915
May 1956–Apr 1957
12-Month		52.6°F
(11.4°C)		51.3°F
(10.7°C)		1.3°F
(0.7°C)		103rd Coolest
Coolest since:
1918
25th Warmest
Warmest since:
2017
Nov 1955–Apr 1957
18-Month		46.3°F
(7.9°C)		45.9°F
(7.7°C)		0.4°F
(0.2°C)		79th Coolest
Coolest since:
1979
48th Warmest
Warmest since:
2017
Ties: 1938, 1940, 1953, 2004, 2020
May 1955–Apr 1957
24-Month		51.9°F
(11.1°C)		51.2°F
(10.7°C)		0.7°F
(0.4°C)		89th Coolest
Coolest since:
1905
38th Warmest
Warmest since:
2017
Ties: 1991
May 1954–Apr 1957
36-Month		52.2°F
(11.2°C)		51.2°F
(10.7°C)		1.0°F
(0.5°C)		102nd Coolest
Coolest since:
1979
24th Warmest
Warmest since:
2018
Ties: 1921, 1922, 1940, 1954, 2004
May 1953–Apr 1957
48-Month		52.6°F
(11.4°C)		51.2°F
(10.7°C)		1.4°F
(0.7°C)		119th Coolest
Coolest since:
1980
6th Warmest
Warmest since:
1935
Ties: 2007, 2020
May 1952–Apr 1957
60-Month		52.5°F
(11.4°C)		51.2°F
(10.7°C)		1.3°F
(0.7°C)		119th Coolest
Coolest since:
1906, 1979
5th Warmest
Warmest since:
1935
Ties: 1934, 2003, 2008

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