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 1917

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1917
1-Month
71.4°F
(21.9°C)
73.9°F
(23.3°C)
-2.5°F
(-1.4°C)
18th Coolest
Coolest since:
1903
111th Warmest
Warmest since:
1952
Ties: 1926, 1958, 1961, 1985
May–Jun 1917
2-Month
65.2°F
(18.4°C)
69.5°F
(20.8°C)
-4.3°F
(-2.4°C)
2nd Coolest
Coolest since:
1907
127th Warmest
Warmest since:
2018
Apr–Jun 1917
3-Month
61.3°F
(16.3°C)
64.8°F
(18.2°C)
-3.5°F
(-1.9°C)
5th Coolest
Coolest since:
1907
124th Warmest
Warmest since:
2010
Ties: 1928
Mar–Jun 1917
4-Month
57.4°F
(14.1°C)
59.7°F
(15.4°C)
-2.3°F
(-1.3°C)
8th Coolest
Coolest since:
1960
121st Warmest
Warmest since:
2012
Ties: 1907, 1983
Feb–Jun 1917
5-Month
52.2°F
(11.2°C)
54.8°F
(12.7°C)
-2.6°F
(-1.5°C)
10th Coolest
Coolest since:
1912, 1960, 1978
119th Warmest
Warmest since:
2012
Jan–Jun 1917
6-Month
49.1°F
(9.5°C)
50.8°F
(10.4°C)
-1.7°F
(-0.9°C)
17th Coolest
Coolest since:
1912, 1978
112th Warmest
Warmest since:
2012
Dec 1916–Jun 1917
7-Month
46.8°F
(8.2°C)
48.5°F
(9.2°C)
-1.7°F
(-1.0°C)
17th Coolest
Coolest since:
1978
111th Warmest
Warmest since:
2012
Ties: 1951, 1958
Nov 1916–Jun 1917
8-Month
46.8°F
(8.2°C)
48.1°F
(8.9°C)
-1.3°F
(-0.7°C)
24th Coolest
Coolest since:
1912
104th Warmest
Warmest since:
2012
Ties: 1968, 1996
Oct 1916–Jun 1917
9-Month
47.9°F
(8.8°C)
49.1°F
(9.5°C)
-1.2°F
(-0.7°C)
24th Coolest
Coolest since:
1912, 1978
104th Warmest
Warmest since:
2012
Ties: 1968, 2003
Sep 1916–Jun 1917
10-Month
49.8°F
(9.9°C)
51.1°F
(10.6°C)
-1.3°F
(-0.7°C)
18th Coolest
Coolest since:
1978
110th Warmest
Warmest since:
2012
Ties: 1920, 1980, 1997, 2014
Aug 1916–Jun 1917
11-Month
52.3°F
(11.3°C)
53.3°F
(11.8°C)
-1.0°F
(-0.5°C)
23rd Coolest
Coolest since:
1904, 1978
105th Warmest
Warmest since:
2012
Ties: 1924, 1926, 1963, 1969
Jul 1916–Jun 1917
12-Month
54.7°F
(12.6°C)
55.3°F
(12.9°C)
-0.6°F
(-0.3°C)
32nd Coolest
Coolest since:
1904, 1912, 1918, 1978
96th Warmest
Warmest since:
2012
Ties: 1897, 1916
Jan 1916–Jun 1917
18-Month
53.1°F
(11.7°C)
53.9°F
(12.2°C)
-0.8°F
(-0.5°C)
26th Coolest
Coolest since:
1979
102nd Warmest
Warmest since:
2017
Ties: 1896, 1912, 1930, 1963, 1971, 1982
Jul 1915–Jun 1917
24-Month
54.7°F
(12.6°C)
55.3°F
(12.9°C)
-0.6°F
(-0.3°C)
26th Coolest
Coolest since:
1978, 1979
101st Warmest
Warmest since:
2017
Ties: 1960, 1963, 1977
Jul 1914–Jun 1917
36-Month
54.9°F
(12.7°C)
55.4°F
(13.0°C)
-0.5°F
(-0.3°C)
28th Coolest
Coolest since:
1979
98th Warmest
Warmest since:
2018
Ties: 1900, 1908, 1928, 1951, 1952, 1997, 2015
Jul 1913–Jun 1917
48-Month
55.3°F
(12.9°C)
55.3°F
(12.9°C)
0.0°F
(0.0°C)
52nd Coolest
Coolest since:
1980
73rd Warmest
Warmest since:
2019
Ties: 1910
Jul 1912–Jun 1917
60-Month
55.3°F
(12.9°C)
55.3°F
(12.9°C)
0.0°F
(0.0°C)
50th Coolest
Coolest since:
1980
74th Warmest
Warmest since:
2020
Ties: 1927, 1952, 1967, 1996, 1998

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