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 1990

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1990
1-Month
74.6°F
(23.7°C)
73.9°F
(23.3°C)
0.7°F
(0.4°C)
76th Coolest
Coolest since:
1903
53rd Warmest
Warmest since:
1952
Ties: 1909, 1946, 2006, 2013
May–Jun 1990
2-Month
68.4°F
(20.2°C)
69.5°F
(20.8°C)
-1.1°F
(-0.6°C)
34th Coolest
Coolest since:
1907
95th Warmest
Warmest since:
2018
Ties: 1916, 1955, 1968, 1979
Apr–Jun 1990
3-Month
63.5°F
(17.5°C)
64.8°F
(18.2°C)
-1.3°F
(-0.7°C)
24th Coolest
Coolest since:
1907
105th Warmest
Warmest since:
2010
Ties: 1950, 1979, 1993
Mar–Jun 1990
4-Month
59.8°F
(15.4°C)
59.8°F
(15.4°C)
0.0°F
(0.0°C)
54th Coolest
Coolest since:
1960
75th Warmest
Warmest since:
2012
Ties: 1949, 1962, 1972
Feb–Jun 1990
5-Month
56.0°F
(13.3°C)
54.7°F
(12.6°C)
1.3°F
(0.7°C)
90th Coolest
Coolest since:
1912, 1960, 1978
39th Warmest
Warmest since:
2012
Ties: 1944, 2022
Jan–Jun 1990
6-Month
53.5°F
(11.9°C)
50.8°F
(10.4°C)
2.7°F
(1.5°C)
116th Coolest
Coolest since:
1912, 1978
13th Warmest
Warmest since:
2012
Dec 1989–Jun 1990
7-Month
49.2°F
(9.6°C)
48.5°F
(9.2°C)
0.7°F
(0.4°C)
75th Coolest
Coolest since:
1978
53rd Warmest
Warmest since:
2012
Ties: 1974, 2021
Nov 1989–Jun 1990
8-Month
48.7°F
(9.3°C)
48.0°F
(8.9°C)
0.7°F
(0.4°C)
77th Coolest
Coolest since:
1912
51st Warmest
Warmest since:
2012
Ties: 1988, 2009
Oct 1989–Jun 1990
9-Month
49.8°F
(9.9°C)
49.0°F
(9.4°C)
0.8°F
(0.5°C)
82nd Coolest
Coolest since:
1912, 1978
46th Warmest
Warmest since:
2012
Ties: 1933, 1935, 1949, 1967
Sep 1989–Jun 1990
10-Month
51.4°F
(10.8°C)
51.0°F
(10.6°C)
0.4°F
(0.2°C)
70th Coolest
Coolest since:
1978
58th Warmest
Warmest since:
2012
Ties: 1950, 1967, 2013
Aug 1989–Jun 1990
11-Month
53.6°F
(12.0°C)
53.3°F
(11.8°C)
0.3°F
(0.2°C)
67th Coolest
Coolest since:
1904, 1978
61st Warmest
Warmest since:
2012
Ties: 1950, 1988
Jul 1989–Jun 1990
12-Month
55.6°F
(13.1°C)
55.4°F
(13.0°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1904, 1912, 1918, 1978
61st Warmest
Warmest since:
2012
Ties: 1896, 1927, 1967, 1988, 2009
Jan 1989–Jun 1990
18-Month
54.0°F
(12.2°C)
53.9°F
(12.2°C)
0.1°F
(0.0°C)
68th Coolest
Coolest since:
1979
60th Warmest
Warmest since:
2017
Ties: 1897, 1911, 1943, 1949
Jul 1988–Jun 1990
24-Month
55.5°F
(13.1°C)
55.4°F
(13.0°C)
0.1°F
(0.1°C)
67th Coolest
Coolest since:
1978, 1979
60th Warmest
Warmest since:
2017
Ties: 1947, 1976, 1989, 1995
Jul 1987–Jun 1990
36-Month
55.5°F
(13.1°C)
55.3°F
(12.9°C)
0.2°F
(0.2°C)
67th Coolest
Coolest since:
1979
59th Warmest
Warmest since:
2018
Ties: 1910, 1916, 1949, 1973
Jul 1986–Jun 1990
48-Month
55.8°F
(13.2°C)
55.3°F
(12.9°C)
0.5°F
(0.3°C)
80th Coolest
Coolest since:
1980
45th Warmest
Warmest since:
2019
Ties: 1925, 1938, 1945, 1958, 1987, 1999, 2016
Jul 1985–Jun 1990
60-Month
55.9°F
(13.3°C)
55.3°F
(12.9°C)
0.6°F
(0.4°C)
82nd Coolest
Coolest since:
1980
42nd Warmest
Warmest since:
2020
Ties: 1932, 1945, 1946, 1989

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