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 1997

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1997
1-Month
53.8°F
(12.1°C)
59.0°F
(15.0°C)
-5.2°F
(-2.9°C)
7th Coolest
Coolest since:
1907
122nd Warmest
Warmest since:
1977
Apr–May 1997
2-Month
49.3°F
(9.6°C)
53.4°F
(11.9°C)
-4.1°F
(-2.3°C)
6th Coolest
Coolest since:
1907
123rd Warmest
Warmest since:
1896, 1977
Mar–May 1997
3-Month
45.6°F
(7.6°C)
47.5°F
(8.6°C)
-1.9°F
(-1.0°C)
19th Coolest
Coolest since:
1926
110th Warmest
Warmest since:
2012
Ties: 1931
Feb–May 1997
4-Month
41.4°F
(5.2°C)
41.9°F
(5.5°C)
-0.5°F
(-0.3°C)
52nd Coolest
Coolest since:
1904, 1947
77th Warmest
Warmest since:
2012
Ties: 1934
Jan–May 1997
5-Month
36.6°F
(2.6°C)
37.7°F
(3.2°C)
-1.1°F
(-0.6°C)
37th Coolest
Coolest since:
1912
92nd Warmest
Warmest since:
2012
Dec 1996–May 1997
6-Month
34.9°F
(1.6°C)
35.8°F
(2.1°C)
-0.9°F
(-0.5°C)
34th Coolest
Coolest since:
1904
94th Warmest
Warmest since:
2012
Ties: 1915, 1935
Nov 1996–May 1997
7-Month
34.5°F
(1.4°C)
36.1°F
(2.3°C)
-1.6°F
(-0.9°C)
21st Coolest
Coolest since:
1904
107th Warmest
Warmest since:
2012
Ties: 1960
Oct 1996–May 1997
8-Month
36.7°F
(2.6°C)
38.1°F
(3.4°C)
-1.4°F
(-0.8°C)
21st Coolest
Coolest since:
1904
107th Warmest
Warmest since:
2012
Ties: 1940, 1984
Sep 1996–May 1997
9-Month
39.6°F
(4.2°C)
41.0°F
(5.0°C)
-1.4°F
(-0.8°C)
19th Coolest
Coolest since:
1904
109th Warmest
Warmest since:
2012
Ties: 1970
Aug 1996–May 1997
10-Month
42.8°F
(6.0°C)
44.0°F
(6.7°C)
-1.2°F
(-0.7°C)
18th Coolest
Coolest since:
1904
110th Warmest
Warmest since:
2012
Ties: 1970, 1996
Jul 1996–May 1997
11-Month
45.3°F
(7.4°C)
46.7°F
(8.2°C)
-1.4°F
(-0.8°C)
18th Coolest
Coolest since:
1904
110th Warmest
Warmest since:
2012
Jun 1996–May 1997
12-Month
47.2°F
(8.4°C)
48.5°F
(9.2°C)
-1.3°F
(-0.8°C)
20th Coolest
Coolest since:
1904
108th Warmest
Warmest since:
2012
Ties: 1952
Dec 1995–May 1997
18-Month
42.8°F
(6.0°C)
44.2°F
(6.8°C)
-1.4°F
(-0.8°C)
13th Coolest
Coolest since:
1905, 1918
114th Warmest
Warmest since:
2017
Ties: 1951
Jun 1995–May 1997
24-Month
47.6°F
(8.7°C)
48.5°F
(9.2°C)
-0.9°F
(-0.5°C)
19th Coolest
Coolest since:
1905
108th Warmest
Warmest since:
2017
Ties: 1951, 1971
Jun 1994–May 1997
36-Month
48.2°F
(9.0°C)
48.4°F
(9.1°C)
-0.2°F
(-0.1°C)
42nd Coolest
Coolest since:
1918
84th Warmest
Warmest since:
2000
Ties: 1901, 1909, 1937, 1948, 1959, 1964, 1965, 1995
Jun 1993–May 1997
48-Month
48.1°F
(8.9°C)
48.5°F
(9.2°C)
-0.4°F
(-0.3°C)
30th Coolest
Coolest since:
1907
95th Warmest
Warmest since:
2001
Ties: 1910, 1915, 1960, 1965, 1969, 1996
Jun 1992–May 1997
60-Month
47.9°F
(8.8°C)
48.4°F
(9.1°C)
-0.5°F
(-0.3°C)
19th Coolest
Coolest since:
1908
105th Warmest
Warmest since:
2002
Ties: 1909, 1913, 1916, 1962, 1970, 1971

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