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 8. Southwest

Average Temperature Rankings, June 1975

View Period (Months):
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  • Record Coolest
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1975
1-Month
74.2°F
(23.4°C)
73.9°F
(23.3°C)
0.3°F
(0.1°C)
65th Coolest
Coolest since:
1903
64th Warmest
Warmest since:
1952
May–Jun 1975
2-Month
70.9°F
(21.6°C)
69.5°F
(20.8°C)
1.4°F
(0.8°C)
94th Coolest
Coolest since:
1907
35th Warmest
Warmest since:
2018
Ties: 1949, 1996, 2009, 2011
Apr–Jun 1975
3-Month
65.3°F
(18.5°C)
64.8°F
(18.2°C)
0.5°F
(0.3°C)
70th Coolest
Coolest since:
1907
59th Warmest
Warmest since:
2010
Ties: 1936
Mar–Jun 1975
4-Month
59.0°F
(15.0°C)
59.7°F
(15.4°C)
-0.7°F
(-0.4°C)
42nd Coolest
Coolest since:
1960
87th Warmest
Warmest since:
2012
Feb–Jun 1975
5-Month
54.1°F
(12.3°C)
54.8°F
(12.7°C)
-0.7°F
(-0.4°C)
44th Coolest
Coolest since:
1912, 1960, 1978
85th Warmest
Warmest since:
2012
Ties: 1903, 1914, 1936, 1970, 1984, 2013
Jan–Jun 1975
6-Month
50.9°F
(10.5°C)
50.8°F
(10.4°C)
0.1°F
(0.1°C)
61st Coolest
Coolest since:
1912, 1978
68th Warmest
Warmest since:
2012
Ties: 1909, 2013
Dec 1974–Jun 1975
7-Month
48.7°F
(9.3°C)
48.5°F
(9.2°C)
0.2°F
(0.1°C)
66th Coolest
Coolest since:
1978
62nd Warmest
Warmest since:
2012
Ties: 1973, 1988, 2015
Nov 1974–Jun 1975
8-Month
48.3°F
(9.1°C)
48.0°F
(8.9°C)
0.3°F
(0.2°C)
62nd Coolest
Coolest since:
1912
66th Warmest
Warmest since:
2012
Ties: 1959, 1989
Oct 1974–Jun 1975
9-Month
49.2°F
(9.6°C)
49.1°F
(9.5°C)
0.1°F
(0.1°C)
59th Coolest
Coolest since:
1912, 1978
69th Warmest
Warmest since:
2012
Ties: 1948
Sep 1974–Jun 1975
10-Month
50.5°F
(10.3°C)
51.1°F
(10.6°C)
-0.6°F
(-0.3°C)
39th Coolest
Coolest since:
1978
89th Warmest
Warmest since:
2012
Ties: 2015
Aug 1974–Jun 1975
11-Month
52.7°F
(11.5°C)
53.4°F
(11.9°C)
-0.7°F
(-0.4°C)
31st Coolest
Coolest since:
1904, 1978
97th Warmest
Warmest since:
2012
Ties: 1897, 1928, 1947, 1961, 1994, 1996
Jul 1974–Jun 1975
12-Month
54.8°F
(12.7°C)
55.3°F
(12.9°C)
-0.5°F
(-0.2°C)
35th Coolest
Coolest since:
1904, 1912, 1918, 1978
93rd Warmest
Warmest since:
2012
Ties: 1947, 1973, 1984, 1996
Jan 1974–Jun 1975
18-Month
53.8°F
(12.1°C)
53.8°F
(12.1°C)
0.0°F
(0.0°C)
56th Coolest
Coolest since:
1979
72nd Warmest
Warmest since:
2017
Ties: 1952, 1964, 1989
Jul 1973–Jun 1975
24-Month
55.7°F
(13.2°C)
55.4°F
(13.0°C)
0.3°F
(0.2°C)
79th Coolest
Coolest since:
1978, 1979
48th Warmest
Warmest since:
2017
Ties: 1909, 1931, 1940, 1974
Jul 1972–Jun 1975
36-Month
55.4°F
(13.0°C)
55.3°F
(12.9°C)
0.1°F
(0.1°C)
54th Coolest
Coolest since:
1979
72nd Warmest
Warmest since:
2018
Ties: 1909, 1925, 1927, 1945, 1947, 1958, 1966, 1986
Jul 1971–Jun 1975
48-Month
55.7°F
(13.2°C)
55.4°F
(13.0°C)
0.3°F
(0.2°C)
72nd Coolest
Coolest since:
1980
53rd Warmest
Warmest since:
2019
Ties: 1943, 1949, 1954, 1974, 1994
Jul 1970–Jun 1975
60-Month
55.6°F
(13.1°C)
55.4°F
(13.0°C)
0.2°F
(0.1°C)
64th Coolest
Coolest since:
1980
60th Warmest
Warmest since:
2020
Ties: 1922, 1949

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