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 1923

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1923
1-Month
73.7°F
(23.2°C)
73.9°F
(23.3°C)
-0.2°F
(-0.1°C)
51st Coolest
Coolest since:
1903
78th Warmest
Warmest since:
1952
Ties: 1962
May–Jun 1923
2-Month
68.2°F
(20.1°C)
69.4°F
(20.8°C)
-1.2°F
(-0.7°C)
30th Coolest
Coolest since:
1907
99th Warmest
Warmest since:
2018
Ties: 1920, 1946
Apr–Jun 1923
3-Month
63.6°F
(17.6°C)
64.8°F
(18.2°C)
-1.2°F
(-0.6°C)
28th Coolest
Coolest since:
1907
101st Warmest
Warmest since:
2010
Ties: 1929, 1947
Mar–Jun 1923
4-Month
58.1°F
(14.5°C)
59.7°F
(15.4°C)
-1.6°F
(-0.9°C)
21st Coolest
Coolest since:
1960
108th Warmest
Warmest since:
2012
Feb–Jun 1923
5-Month
52.6°F
(11.4°C)
54.8°F
(12.7°C)
-2.2°F
(-1.3°C)
13th Coolest
Coolest since:
1912, 1960, 1978
116th Warmest
Warmest since:
2012
Jan–Jun 1923
6-Month
50.2°F
(10.1°C)
50.8°F
(10.4°C)
-0.6°F
(-0.3°C)
47th Coolest
Coolest since:
1912, 1978
82nd Warmest
Warmest since:
2012
Ties: 1903, 1937
Dec 1922–Jun 1923
7-Month
48.2°F
(9.0°C)
48.5°F
(9.2°C)
-0.3°F
(-0.2°C)
49th Coolest
Coolest since:
1978
79th Warmest
Warmest since:
2012
Ties: 1948
Nov 1922–Jun 1923
8-Month
48.0°F
(8.9°C)
48.0°F
(8.9°C)
0.0°F
(0.0°C)
54th Coolest
Coolest since:
1912
74th Warmest
Warmest since:
2012
Ties: 1913, 1985
Oct 1922–Jun 1923
9-Month
49.3°F
(9.6°C)
49.0°F
(9.4°C)
0.3°F
(0.2°C)
61st Coolest
Coolest since:
1912, 1978
67th Warmest
Warmest since:
2012
Ties: 1896, 1903, 1931, 1959, 1981
Sep 1922–Jun 1923
10-Month
51.6°F
(10.9°C)
51.1°F
(10.6°C)
0.5°F
(0.3°C)
78th Coolest
Coolest since:
1978
50th Warmest
Warmest since:
2012
Ties: 1896, 1933, 2009
Aug 1922–Jun 1923
11-Month
53.9°F
(12.2°C)
53.4°F
(11.9°C)
0.5°F
(0.3°C)
77th Coolest
Coolest since:
1904, 1978
51st Warmest
Warmest since:
2012
Ties: 1931, 1933, 1935, 1952, 2010, 2021
Jul 1922–Jun 1923
12-Month
55.8°F
(13.2°C)
55.4°F
(13.0°C)
0.4°F
(0.2°C)
73rd Coolest
Coolest since:
1904, 1912, 1918, 1978
55th Warmest
Warmest since:
2012
Ties: 1948, 1952, 1956
Jan 1922–Jun 1923
18-Month
54.5°F
(12.5°C)
53.8°F
(12.1°C)
0.7°F
(0.4°C)
89th Coolest
Coolest since:
1979
39th Warmest
Warmest since:
2017
Ties: 1946, 1956, 1998
Jul 1921–Jun 1923
24-Month
56.3°F
(13.5°C)
55.4°F
(13.0°C)
0.9°F
(0.5°C)
98th Coolest
Coolest since:
1978, 1979
29th Warmest
Warmest since:
2017
Ties: 1938, 2001
Jul 1920–Jun 1923
36-Month
56.7°F
(13.7°C)
55.4°F
(13.0°C)
1.3°F
(0.7°C)
111th Coolest
Coolest since:
1979
15th Warmest
Warmest to Date
2018
Ties: 1956, 2022
Jul 1919–Jun 1923
48-Month
56.1°F
(13.4°C)
55.3°F
(12.9°C)
0.8°F
(0.5°C)
96th Coolest
Coolest since:
1980
29th Warmest
Warmest since:
2019
Ties: 1924, 1939, 1944, 2010, 2015
Jul 1918–Jun 1923
60-Month
56.1°F
(13.4°C)
55.3°F
(12.9°C)
0.8°F
(0.5°C)
94th Coolest
Coolest since:
1980
30th Warmest
Warmest to Date
2020
Ties: 1925, 1938, 1939, 1941, 1958, 1991, 1992, 2005

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