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 7. East Southeast

Average Temperature Rankings, May 1917

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1917
1-Month
56.8°F
(13.8°C)
63.2°F
(17.3°C)
-6.4°F
(-3.5°C)
2nd Coolest
Coolest since:
1924
127th Warmest
Warmest since:
2018
Apr–May 1917
2-Month
53.9°F
(12.2°C)
58.0°F
(14.4°C)
-4.1°F
(-2.2°C)
3rd Coolest
Coolest since:
1907
126th Warmest
Warmest since:
1896
Ties: 1997
Mar–May 1917
3-Month
50.1°F
(10.1°C)
52.5°F
(11.4°C)
-2.4°F
(-1.3°C)
10th Coolest
Coolest since:
1960
119th Warmest
Warmest since:
2012
Ties: 1983, 1996
Feb–May 1917
4-Month
44.4°F
(6.9°C)
47.3°F
(8.5°C)
-2.9°F
(-1.6°C)
12th Coolest
Coolest since:
1978
117th Warmest
Warmest since:
2012
Ties: 1923, 1924
Jan–May 1917
5-Month
41.5°F
(5.3°C)
43.4°F
(6.3°C)
-1.9°F
(-1.0°C)
23rd Coolest
Coolest since:
1978
106th Warmest
Warmest since:
2012
Ties: 1918
Dec 1916–May 1917
6-Month
39.4°F
(4.1°C)
41.4°F
(5.2°C)
-2.0°F
(-1.1°C)
15th Coolest
Coolest since:
1978
113th Warmest
Warmest since:
2012
Ties: 1951, 1970
Nov 1916–May 1917
7-Month
40.1°F
(4.5°C)
41.6°F
(5.3°C)
-1.5°F
(-0.8°C)
23rd Coolest
Coolest since:
1978
105th Warmest
Warmest since:
2012
Ties: 1901, 1980, 2015
Oct 1916–May 1917
8-Month
41.9°F
(5.5°C)
43.3°F
(6.3°C)
-1.4°F
(-0.8°C)
23rd Coolest
Coolest since:
1978
105th Warmest
Warmest since:
2012
Ties: 1963
Sep 1916–May 1917
9-Month
44.5°F
(6.9°C)
46.0°F
(7.8°C)
-1.5°F
(-0.9°C)
22nd Coolest
Coolest since:
1978
106th Warmest
Warmest since:
2012
Ties: 1897, 1994
Aug 1916–May 1917
10-Month
47.8°F
(8.8°C)
48.8°F
(9.3°C)
-1.0°F
(-0.5°C)
29th Coolest
Coolest since:
1978
99th Warmest
Warmest since:
2012
Jul 1916–May 1917
11-Month
50.8°F
(10.4°C)
51.4°F
(10.8°C)
-0.6°F
(-0.4°C)
36th Coolest
Coolest since:
1904
92nd Warmest
Warmest since:
2012
Ties: 1930, 1947, 1966, 2001
Jun 1916–May 1917
12-Month
52.2°F
(11.2°C)
53.1°F
(11.7°C)
-0.9°F
(-0.5°C)
26th Coolest
Coolest since:
1904
102nd Warmest
Warmest since:
2012
Ties: 1916, 1994, 1997
Dec 1915–May 1917
18-Month
48.3°F
(9.1°C)
49.1°F
(9.5°C)
-0.8°F
(-0.4°C)
23rd Coolest
Coolest since:
1979
104th Warmest
Warmest since:
2017
Ties: 1912, 1924, 1961, 1977, 1983
Jun 1915–May 1917
24-Month
52.2°F
(11.2°C)
53.1°F
(11.7°C)
-0.9°F
(-0.5°C)
19th Coolest
Coolest since:
1905, 1978
108th Warmest
Warmest since:
2017
Ties: 1959, 1997
Jun 1914–May 1917
36-Month
52.7°F
(11.5°C)
53.1°F
(11.7°C)
-0.4°F
(-0.2°C)
36th Coolest
Coolest since:
1979
90th Warmest
Warmest since:
2018
Ties: 1910, 1929, 1965, 1972
Jun 1913–May 1917
48-Month
53.1°F
(11.7°C)
53.0°F
(11.7°C)
0.1°F
(0.0°C)
56th Coolest
Coolest since:
1980
69th Warmest
Warmest since:
2019
Ties: 1951, 2016
Jun 1912–May 1917
60-Month
53.0°F
(11.7°C)
53.0°F
(11.7°C)
0.0°F
(0.0°C)
51st Coolest
Coolest since:
1981
73rd Warmest
Warmest since:
2020
Ties: 1915, 1951, 1952

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