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 1959

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1959
1-Month
67.3°F
(19.6°C)
63.2°F
(17.3°C)
4.1°F
(2.3°C)
112th Coolest
Coolest since:
1924
17th Warmest
Warmest since:
2018
Apr–May 1959
2-Month
60.4°F
(15.8°C)
58.0°F
(14.4°C)
2.4°F
(1.4°C)
107th Coolest
Coolest since:
1907
22nd Warmest
Warmest since:
1896
Mar–May 1959
3-Month
54.3°F
(12.4°C)
52.5°F
(11.4°C)
1.8°F
(1.0°C)
96th Coolest
Coolest since:
1960
33rd Warmest
Warmest since:
2012
Ties: 2021, 2022
Feb–May 1959
4-Month
48.9°F
(9.4°C)
47.3°F
(8.5°C)
1.6°F
(0.9°C)
95th Coolest
Coolest since:
1978
34th Warmest
Warmest since:
2012
Ties: 2005
Jan–May 1959
5-Month
44.0°F
(6.7°C)
43.3°F
(6.3°C)
0.7°F
(0.4°C)
73rd Coolest
Coolest since:
1978
56th Warmest
Warmest since:
2012
Ties: 1957, 2019
Dec 1958–May 1959
6-Month
41.0°F
(5.0°C)
41.4°F
(5.2°C)
-0.4°F
(-0.2°C)
48th Coolest
Coolest since:
1978
80th Warmest
Warmest since:
2012
Ties: 1929
Nov 1958–May 1959
7-Month
41.5°F
(5.3°C)
41.5°F
(5.3°C)
0.0°F
(0.0°C)
54th Coolest
Coolest since:
1978
74th Warmest
Warmest since:
2012
Ties: 1913, 1930, 1964, 1966
Oct 1958–May 1959
8-Month
43.3°F
(6.3°C)
43.3°F
(6.3°C)
0.0°F
(0.0°C)
51st Coolest
Coolest since:
1978
77th Warmest
Warmest since:
2012
Ties: 1900, 1908, 1913, 1916, 1929, 1965
Sep 1958–May 1959
9-Month
45.9°F
(7.7°C)
46.0°F
(7.8°C)
-0.1°F
(-0.1°C)
51st Coolest
Coolest since:
1978
77th Warmest
Warmest since:
2012
Ties: 1947, 1966, 1967, 2003
Aug 1958–May 1959
10-Month
48.7°F
(9.3°C)
48.8°F
(9.3°C)
-0.1°F
(0.0°C)
49th Coolest
Coolest since:
1978
79th Warmest
Warmest since:
2012
Ties: 1913, 1928
Jul 1958–May 1959
11-Month
51.0°F
(10.6°C)
51.3°F
(10.7°C)
-0.3°F
(-0.1°C)
43rd Coolest
Coolest since:
1904
85th Warmest
Warmest since:
2012
Ties: 1908, 1928, 1929, 1952
Jun 1958–May 1959
12-Month
52.5°F
(11.4°C)
53.1°F
(11.7°C)
-0.6°F
(-0.3°C)
40th Coolest
Coolest since:
1904
88th Warmest
Warmest since:
2012
Ties: 1969
Dec 1957–May 1959
18-Month
48.4°F
(9.1°C)
49.2°F
(9.6°C)
-0.8°F
(-0.5°C)
29th Coolest
Coolest since:
1979
98th Warmest
Warmest since:
2017
Ties: 1929, 1960, 1969, 1982, 1994
Jun 1957–May 1959
24-Month
52.2°F
(11.2°C)
53.0°F
(11.7°C)
-0.8°F
(-0.5°C)
19th Coolest
Coolest since:
1905, 1978
108th Warmest
Warmest since:
2017
Ties: 1917, 1997
Jun 1956–May 1959
36-Month
52.8°F
(11.6°C)
53.0°F
(11.7°C)
-0.2°F
(-0.1°C)
41st Coolest
Coolest since:
1979
85th Warmest
Warmest since:
2018
Ties: 1914, 1925, 1927, 1931, 1983, 1995, 2016
Jun 1955–May 1959
48-Month
52.9°F
(11.6°C)
53.0°F
(11.7°C)
-0.1°F
(-0.1°C)
48th Coolest
Coolest since:
1980
77th Warmest
Warmest since:
2019
Ties: 1921, 1952
Jun 1954–May 1959
60-Month
53.4°F
(11.9°C)
53.0°F
(11.7°C)
0.4°F
(0.2°C)
67th Coolest
Coolest since:
1981
57th Warmest
Warmest since:
2020
Ties: 1944, 1949

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