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 1991

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1991
1-Month
52.4°F
(11.3°C)
47.8°F
(8.8°C)
4.6°F
(2.5°C)
113th Coolest
Coolest since:
1907
16th Warmest
Warmest since:
1915
Ties: 1921
Mar–Apr 1991
2-Month
46.0°F
(7.8°C)
41.8°F
(5.4°C)
4.2°F
(2.4°C)
116th Coolest
Coolest since:
1926
13th Warmest
Warmest since:
2012
Feb–Apr 1991
3-Month
40.7°F
(4.8°C)
36.2°F
(2.3°C)
4.5°F
(2.5°C)
118th Coolest
Coolest since:
1904
11th Warmest
Warmest since:
2012
Jan–Apr 1991
4-Month
35.4°F
(1.9°C)
32.4°F
(0.2°C)
3.0°F
(1.7°C)
109th Coolest
Coolest since:
1912
20th Warmest
Warmest since:
2012
Dec 1990–Apr 1991
5-Month
33.9°F
(1.1°C)
31.2°F
(-0.4°C)
2.7°F
(1.5°C)
108th Coolest
Coolest since:
1904
20th Warmest
Warmest since:
2012
Ties: 1942
Nov 1990–Apr 1991
6-Month
35.5°F
(1.9°C)
32.3°F
(0.2°C)
3.2°F
(1.7°C)
113th Coolest
Coolest since:
1904
15th Warmest
Warmest since:
2012
Ties: 1954
Oct 1990–Apr 1991
7-Month
37.7°F
(3.2°C)
35.1°F
(1.7°C)
2.6°F
(1.5°C)
111th Coolest
Coolest since:
1904
17th Warmest
Warmest since:
2012
Sep 1990–Apr 1991
8-Month
41.2°F
(5.1°C)
38.7°F
(3.7°C)
2.5°F
(1.4°C)
113th Coolest
Coolest since:
1904
15th Warmest
Warmest since:
2012
Ties: 1942
Aug 1990–Apr 1991
9-Month
44.5°F
(6.9°C)
42.3°F
(5.7°C)
2.2°F
(1.2°C)
113th Coolest
Coolest since:
1904
15th Warmest
Warmest since:
2012, 2017
Ties: 1987, 2004, 2005
Jul 1990–Apr 1991
10-Month
47.2°F
(8.4°C)
45.4°F
(7.4°C)
1.8°F
(1.0°C)
108th Coolest
Coolest since:
1904
20th Warmest
Warmest since:
2012
Ties: 2004, 2005
Jun 1990–Apr 1991
11-Month
49.2°F
(9.6°C)
47.5°F
(8.6°C)
1.7°F
(1.0°C)
109th Coolest
Coolest since:
1904
19th Warmest
Warmest since:
2012
Ties: 1922, 1974
May 1990–Apr 1991
12-Month
49.8°F
(9.9°C)
48.5°F
(9.2°C)
1.3°F
(0.7°C)
100th Coolest
Coolest since:
1904, 1918
28th Warmest
Warmest since:
2012
Ties: 1931
Nov 1989–Apr 1991
18-Month
44.6°F
(7.0°C)
43.1°F
(6.2°C)
1.5°F
(0.8°C)
103rd Coolest
Coolest since:
1905, 1918
24th Warmest
Warmest since:
2017
Ties: 1933, 1942
May 1989–Apr 1991
24-Month
49.4°F
(9.7°C)
48.4°F
(9.1°C)
1.0°F
(0.6°C)
96th Coolest
Coolest since:
1905
31st Warmest
Warmest since:
2017
May 1988–Apr 1991
36-Month
49.6°F
(9.8°C)
48.5°F
(9.2°C)
1.1°F
(0.6°C)
102nd Coolest
Coolest since:
1918
24th Warmest
Warmest since:
2000
Ties: 2003
May 1987–Apr 1991
48-Month
49.6°F
(9.8°C)
48.4°F
(9.1°C)
1.2°F
(0.7°C)
104th Coolest
Coolest since:
1980
21st Warmest
Warmest since:
2002
Ties: 1922, 1924, 1957, 1989, 2004, 2014, 2021
May 1986–Apr 1991
60-Month
49.7°F
(9.8°C)
48.4°F
(9.1°C)
1.3°F
(0.7°C)
107th Coolest
Coolest since:
1908, 1920
17th Warmest
Warmest since:
2002
Ties: 2000, 2005

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