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, May 2018

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 2018
1-Month
66.2°F
(19.0°C)
59.0°F
(15.0°C)
7.2°F
(4.0°C)
126th Coolest
Coolest since:
1907
3rd Warmest
Warmest since:
1977
Apr–May 2018
2-Month
53.2°F
(11.8°C)
53.3°F
(11.8°C)
-0.1°F
(0.0°C)
49th Coolest
Coolest since:
1907
80th Warmest
Warmest since:
1896, 1977
Ties: 1951, 1968, 2003, 2011, 2019
Mar–May 2018
3-Month
47.5°F
(8.6°C)
47.5°F
(8.6°C)
0.0°F
(0.0°C)
61st Coolest
Coolest since:
1926
68th Warmest
Warmest since:
2012
Ties: 1982
Feb–May 2018
4-Month
42.2°F
(5.7°C)
41.9°F
(5.5°C)
0.3°F
(0.2°C)
74th Coolest
Coolest since:
1904, 1947
55th Warmest
Warmest since:
2012
Ties: 1908, 1919, 1941, 2011, 2021
Jan–May 2018
5-Month
38.0°F
(3.3°C)
37.7°F
(3.2°C)
0.3°F
(0.1°C)
69th Coolest
Coolest since:
1912
60th Warmest
Warmest since:
2012
Ties: 1906, 1910
Dec 2017–May 2018
6-Month
36.0°F
(2.2°C)
35.8°F
(2.1°C)
0.2°F
(0.1°C)
64th Coolest
Coolest since:
1904
64th Warmest
Warmest since:
2012
Ties: 1909, 1913, 1964, 2019
Nov 2017–May 2018
7-Month
36.2°F
(2.3°C)
36.1°F
(2.3°C)
0.1°F
(0.0°C)
65th Coolest
Coolest since:
1904
63rd Warmest
Warmest since:
2012
Ties: 1945
Oct 2017–May 2018
8-Month
38.7°F
(3.7°C)
38.1°F
(3.4°C)
0.6°F
(0.3°C)
81st Coolest
Coolest since:
1904
47th Warmest
Warmest since:
2012
Ties: 1981
Sep 2017–May 2018
9-Month
41.9°F
(5.5°C)
41.0°F
(5.0°C)
0.9°F
(0.5°C)
91st Coolest
Coolest since:
1904
37th Warmest
Warmest since:
2012
Ties: 1896, 1949, 1972
Aug 2017–May 2018
10-Month
44.6°F
(7.0°C)
44.0°F
(6.7°C)
0.6°F
(0.3°C)
83rd Coolest
Coolest since:
1904
45th Warmest
Warmest since:
2012
Ties: 1934, 1948, 1953, 1989, 1990
Jul 2017–May 2018
11-Month
47.1°F
(8.4°C)
46.6°F
(8.1°C)
0.5°F
(0.3°C)
78th Coolest
Coolest since:
1904
50th Warmest
Warmest since:
2012
Ties: 1900, 1911, 1956, 1957, 2003
Jun 2017–May 2018
12-Month
49.1°F
(9.5°C)
48.5°F
(9.2°C)
0.6°F
(0.3°C)
80th Coolest
Coolest since:
1904
48th Warmest
Warmest since:
2012
Ties: 1938, 1957, 1981, 2003
Dec 2016–May 2018
18-Month
45.9°F
(7.7°C)
44.2°F
(6.8°C)
1.7°F
(0.9°C)
108th Coolest
Coolest since:
1905, 1918
19th Warmest
Warmest since:
2017
Ties: 1942, 1987
Jun 2016–May 2018
24-Month
50.7°F
(10.4°C)
48.4°F
(9.1°C)
2.3°F
(1.3°C)
118th Coolest
Coolest since:
1905
9th Warmest
Warmest since:
2017
Jun 2015–May 2018
36-Month
51.0°F
(10.6°C)
48.4°F
(9.1°C)
2.6°F
(1.5°C)
124th Coolest
Coolest since:
1918
2nd Warmest
Warmest since:
2000
Jun 2014–May 2018
48-Month
50.1°F
(10.1°C)
48.4°F
(9.1°C)
1.7°F
(1.0°C)
117th Coolest
Coolest since:
1907
8th Warmest
Warmest since:
2001
Ties: 2006, 2020, 2022
Jun 2013–May 2018
60-Month
49.3°F
(9.6°C)
48.4°F
(9.1°C)
0.9°F
(0.5°C)
94th Coolest
Coolest since:
1908
30th Warmest
Warmest since:
2002
Ties: 1923, 1942, 1958, 1987, 1988

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