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 2020

View Period (Months):
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  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 2020
1-Month
46.3°F
(7.9°C)
47.8°F
(8.8°C)
-1.5°F
(-0.9°C)
35th Coolest
Coolest since:
1907
94th Warmest
Warmest since:
1915
Ties: 2013
Mar–Apr 2020
2-Month
43.3°F
(6.3°C)
41.8°F
(5.4°C)
1.5°F
(0.9°C)
89th Coolest
Coolest since:
1926
40th Warmest
Warmest since:
2012
Feb–Apr 2020
3-Month
38.2°F
(3.4°C)
36.1°F
(2.3°C)
2.1°F
(1.1°C)
96th Coolest
Coolest since:
1904
33rd Warmest
Warmest since:
2012
Ties: 1931
Jan–Apr 2020
4-Month
35.9°F
(2.2°C)
32.5°F
(0.3°C)
3.4°F
(1.9°C)
113th Coolest
Coolest since:
1912
16th Warmest
Warmest since:
2012
Ties: 1954
Dec 2019–Apr 2020
5-Month
35.3°F
(1.8°C)
31.2°F
(-0.4°C)
4.1°F
(2.2°C)
119th Coolest
Coolest since:
1904
9th Warmest
Warmest since:
2012
Nov 2019–Apr 2020
6-Month
34.9°F
(1.6°C)
32.3°F
(0.2°C)
2.6°F
(1.4°C)
107th Coolest
Coolest since:
1904
21st Warmest
Warmest since:
2012
Ties: 1942
Oct 2019–Apr 2020
7-Month
37.2°F
(2.9°C)
35.1°F
(1.7°C)
2.1°F
(1.2°C)
105th Coolest
Coolest since:
1904
23rd Warmest
Warmest since:
2012
Sep 2019–Apr 2020
8-Month
41.1°F
(5.1°C)
38.7°F
(3.7°C)
2.4°F
(1.4°C)
111th Coolest
Coolest since:
1904
17th Warmest
Warmest since:
2012
Ties: 1976
Aug 2019–Apr 2020
9-Month
44.4°F
(6.9°C)
42.3°F
(5.7°C)
2.1°F
(1.2°C)
109th Coolest
Coolest since:
1904
19th Warmest
Warmest since:
2012, 2017
Ties: 1983
Jul 2019–Apr 2020
10-Month
47.6°F
(8.7°C)
45.4°F
(7.4°C)
2.2°F
(1.3°C)
116th Coolest
Coolest since:
1904
12th Warmest
Warmest since:
2012
Ties: 1987
Jun 2019–Apr 2020
11-Month
49.4°F
(9.7°C)
47.5°F
(8.6°C)
1.9°F
(1.1°C)
110th Coolest
Coolest since:
1904
18th Warmest
Warmest since:
2012
May 2019–Apr 2020
12-Month
50.1°F
(10.1°C)
48.5°F
(9.2°C)
1.6°F
(0.9°C)
109th Coolest
Coolest since:
1904, 1918
19th Warmest
Warmest since:
2012
Ties: 1983, 2013
Nov 2018–Apr 2020
18-Month
44.1°F
(6.7°C)
43.1°F
(6.2°C)
1.0°F
(0.5°C)
92nd Coolest
Coolest since:
1905, 1918
35th Warmest
Warmest since:
2017
May 2018–Apr 2020
24-Month
49.8°F
(9.9°C)
48.5°F
(9.2°C)
1.3°F
(0.7°C)
106th Coolest
Coolest since:
1905
21st Warmest
Warmest since:
2017
Ties: 1935, 2005
May 2017–Apr 2020
36-Month
49.3°F
(9.6°C)
48.4°F
(9.1°C)
0.9°F
(0.5°C)
93rd Coolest
Coolest since:
1918
33rd Warmest
Warmest since:
2000
Ties: 1921, 1942, 1954, 1976, 1993
May 2016–Apr 2020
48-Month
50.1°F
(10.1°C)
48.4°F
(9.1°C)
1.7°F
(1.0°C)
118th Coolest
Coolest since:
1980
7th Warmest
Warmest since:
2002
Ties: 2000, 2003, 2006, 2022
May 2015–Apr 2020
60-Month
50.4°F
(10.2°C)
48.4°F
(9.1°C)
2.0°F
(1.1°C)
122nd Coolest
Coolest since:
1908, 1920
2nd Warmest
Warmest since:
2002
Ties: 2003

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