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 2. Northeast

Average Temperature Rankings, April 2018

View Period (Months):
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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 2018
1-Month
40.3°F
(4.6°C)
47.8°F
(8.8°C)
-7.5°F
(-4.2°C)
2nd Coolest
Coolest since:
1907
127th Warmest
Warmest since:
1915
Mar–Apr 2018
2-Month
38.2°F
(3.4°C)
41.9°F
(5.5°C)
-3.7°F
(-2.1°C)
10th Coolest
Coolest since:
1926
119th Warmest
Warmest since:
2012
Ties: 1904, 1996
Feb–Apr 2018
3-Month
34.2°F
(1.2°C)
36.2°F
(2.3°C)
-2.0°F
(-1.1°C)
35th Coolest
Coolest since:
1904
94th Warmest
Warmest since:
2012
Ties: 1902, 1913, 1940
Jan–Apr 2018
4-Month
31.0°F
(-0.6°C)
32.4°F
(0.2°C)
-1.4°F
(-0.8°C)
36th Coolest
Coolest since:
1912
93rd Warmest
Warmest since:
2012
Ties: 1937, 1943, 1994
Dec 2017–Apr 2018
5-Month
30.0°F
(-1.1°C)
31.2°F
(-0.4°C)
-1.2°F
(-0.7°C)
29th Coolest
Coolest since:
1904
99th Warmest
Warmest since:
2012
Ties: 1916, 2009, 2011
Nov 2017–Apr 2018
6-Month
31.2°F
(-0.4°C)
32.2°F
(0.1°C)
-1.0°F
(-0.5°C)
30th Coolest
Coolest since:
1904
98th Warmest
Warmest since:
2012
Ties: 1956, 1997
Oct 2017–Apr 2018
7-Month
34.8°F
(1.6°C)
35.1°F
(1.7°C)
-0.3°F
(-0.1°C)
44th Coolest
Coolest since:
1904
84th Warmest
Warmest since:
2012
Ties: 1923, 1924, 1929, 1952, 1969
Sep 2017–Apr 2018
8-Month
38.8°F
(3.8°C)
38.7°F
(3.7°C)
0.1°F
(0.1°C)
56th Coolest
Coolest since:
1904
72nd Warmest
Warmest since:
2012
Ties: 1896, 1906, 1923, 1934, 1968, 1988, 2011, 2019
Aug 2017–Apr 2018
9-Month
42.2°F
(5.7°C)
42.3°F
(5.7°C)
-0.1°F
(0.0°C)
48th Coolest
Coolest since:
1904
80th Warmest
Warmest since:
2012, 2017
Ties: 1910, 1927, 1933, 1947, 1956, 1969
Jul 2017–Apr 2018
10-Month
45.2°F
(7.3°C)
45.4°F
(7.4°C)
-0.2°F
(-0.1°C)
46th Coolest
Coolest since:
1904
82nd Warmest
Warmest since:
2012
Ties: 1969, 1971, 2001
Jun 2017–Apr 2018
11-Month
47.5°F
(8.6°C)
47.5°F
(8.6°C)
0.0°F
(0.0°C)
56th Coolest
Coolest since:
1904
72nd Warmest
Warmest since:
2012
Ties: 1946, 1966
May 2017–Apr 2018
12-Month
48.3°F
(9.1°C)
48.4°F
(9.1°C)
-0.1°F
(0.0°C)
49th Coolest
Coolest since:
1904, 1918
79th Warmest
Warmest since:
2012
Ties: 1906
Nov 2016–Apr 2018
18-Month
44.8°F
(7.1°C)
43.1°F
(6.2°C)
1.7°F
(0.9°C)
110th Coolest
Coolest since:
1905, 1918
17th Warmest
Warmest since:
2017
Ties: 1955, 2002, 2008, 2011
May 2016–Apr 2018
24-Month
50.5°F
(10.3°C)
48.5°F
(9.2°C)
2.0°F
(1.1°C)
117th Coolest
Coolest since:
1905
10th Warmest
Warmest since:
2017
May 2015–Apr 2018
36-Month
50.9°F
(10.5°C)
48.5°F
(9.2°C)
2.4°F
(1.3°C)
124th Coolest
Coolest since:
1918
2nd Warmest
Warmest since:
2000
May 2014–Apr 2018
48-Month
50.0°F
(10.0°C)
48.4°F
(9.1°C)
1.6°F
(0.9°C)
113th Coolest
Coolest since:
1980
12th Warmest
Warmest since:
2002
Ties: 2005
May 2013–Apr 2018
60-Month
49.2°F
(9.6°C)
48.4°F
(9.1°C)
0.8°F
(0.5°C)
90th Coolest
Coolest since:
1908, 1920
34th Warmest
Warmest since:
2002
Ties: 1925, 1956, 1988, 2011, 2015

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