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 5. East

Average Temperature Rankings, June 2015

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 2015
1-Month
70.6°F
(21.4°C)
70.4°F
(21.3°C)
0.2°F
(0.1°C)
58th Coolest
Coolest since:
1903
71st Warmest
Warmest since:
1933
Ties: 1948, 1957
May–Jun 2015
2-Month
67.8°F
(19.9°C)
65.8°F
(18.8°C)
2.0°F
(1.1°C)
100th Coolest
Coolest since:
1907
29th Warmest
Warmest since:
2018
Ties: 1895, 1952
Apr–Jun 2015
3-Month
62.7°F
(17.1°C)
60.4°F
(15.8°C)
2.3°F
(1.3°C)
108th Coolest
Coolest since:
1907
21st Warmest
Warmest since:
1991
Ties: 1944, 1962, 1988
Mar–Jun 2015
4-Month
56.1°F
(13.4°C)
54.9°F
(12.7°C)
1.2°F
(0.7°C)
90th Coolest
Coolest since:
1926, 1960
39th Warmest
Warmest since:
2012
Ties: 1918, 1949, 2018
Feb–Jun 2015
5-Month
48.4°F
(9.1°C)
49.4°F
(9.7°C)
-1.0°F
(-0.6°C)
36th Coolest
Coolest since:
1904, 1947
93rd Warmest
Warmest since:
2012
Ties: 1966
Jan–Jun 2015
6-Month
44.2°F
(6.8°C)
45.2°F
(7.3°C)
-1.0°F
(-0.5°C)
35th Coolest
Coolest since:
1912
94th Warmest
Warmest since:
2012
Ties: 1923, 1984, 1997, 2003
Dec 2014–Jun 2015
7-Month
42.6°F
(5.9°C)
42.8°F
(6.0°C)
-0.2°F
(-0.1°C)
55th Coolest
Coolest since:
1904
73rd Warmest
Warmest since:
2012
Ties: 1937
Nov 2014–Jun 2015
8-Month
41.4°F
(5.2°C)
42.3°F
(5.7°C)
-0.9°F
(-0.5°C)
30th Coolest
Coolest since:
1904
98th Warmest
Warmest since:
2012
Ties: 1897, 1958, 1961, 1969
Oct 2014–Jun 2015
9-Month
42.8°F
(6.0°C)
43.6°F
(6.4°C)
-0.8°F
(-0.4°C)
32nd Coolest
Coolest since:
1904
96th Warmest
Warmest since:
2012
Ties: 1906, 1915, 1961, 1969, 1980
Sep 2014–Jun 2015
10-Month
44.9°F
(7.2°C)
45.8°F
(7.7°C)
-0.9°F
(-0.5°C)
31st Coolest
Coolest since:
1904
97th Warmest
Warmest since:
2012
Ties: 1915, 1916
Aug 2014–Jun 2015
11-Month
47.4°F
(8.6°C)
48.2°F
(9.0°C)
-0.8°F
(-0.4°C)
29th Coolest
Coolest since:
1904
99th Warmest
Warmest since:
2012, 2017
Ties: 1903, 1907, 1908, 1943, 1980, 1994
Jul 2014–Jun 2015
12-Month
49.2°F
(9.6°C)
50.3°F
(10.2°C)
-1.1°F
(-0.6°C)
21st Coolest
Coolest since:
1904
107th Warmest
Warmest since:
2012
Ties: 1910, 1917, 1924, 1997
Jan 2014–Jun 2015
18-Month
46.9°F
(8.3°C)
48.6°F
(9.2°C)
-1.7°F
(-0.9°C)
7th Coolest
Coolest since:
1905
121st Warmest
Warmest since:
2017
Ties: 1913, 1978
Jul 2013–Jun 2015
24-Month
48.8°F
(9.3°C)
50.3°F
(10.2°C)
-1.5°F
(-0.9°C)
6th Coolest
Coolest since:
1905
121st Warmest
Warmest since:
2017
Jul 2012–Jun 2015
36-Month
49.7°F
(9.8°C)
50.3°F
(10.2°C)
-0.6°F
(-0.4°C)
28th Coolest
Coolest since:
1905, 1906
98th Warmest
Warmest since:
2018
Ties: 1914, 1971
Jul 2011–Jun 2015
48-Month
51.0°F
(10.6°C)
50.2°F
(10.1°C)
0.8°F
(0.5°C)
85th Coolest
Coolest since:
1905
40th Warmest
Warmest since:
2019
Ties: 1976, 1994
Jul 2010–Jun 2015
60-Month
51.0°F
(10.6°C)
50.2°F
(10.1°C)
0.8°F
(0.5°C)
83rd Coolest
Coolest since:
1906
41st Warmest
Warmest since:
2020
Ties: 1925, 1932, 1941, 1976, 1994

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