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 1908

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
June 1908
1-Month
72.9°F
(22.7°C)
73.9°F
(23.3°C)
-1.0°F
(-0.6°C)
38th Coolest
Coolest since:
1903
91st Warmest
Warmest since:
1952
Ties: 1924, 1983
May–Jun 1908
2-Month
69.8°F
(21.0°C)
69.5°F
(20.8°C)
0.3°F
(0.2°C)
69th Coolest
Coolest since:
1907
60th Warmest
Warmest since:
2018
Apr–Jun 1908
3-Month
65.0°F
(18.3°C)
64.7°F
(18.2°C)
0.3°F
(0.1°C)
58th Coolest
Coolest since:
1907
71st Warmest
Warmest since:
2010
Ties: 1918, 1967, 1978
Mar–Jun 1908
4-Month
61.1°F
(16.2°C)
59.7°F
(15.4°C)
1.4°F
(0.8°C)
92nd Coolest
Coolest since:
1960
37th Warmest
Warmest since:
2012
Ties: 1933
Feb–Jun 1908
5-Month
55.7°F
(13.2°C)
54.7°F
(12.6°C)
1.0°F
(0.6°C)
84th Coolest
Coolest since:
1912, 1960, 1978
45th Warmest
Warmest since:
2012
Ties: 1974
Jan–Jun 1908
6-Month
51.9°F
(11.1°C)
50.8°F
(10.4°C)
1.1°F
(0.7°C)
88th Coolest
Coolest since:
1912
41st Warmest
Warmest since:
2012
Ties: 1898, 1919, 1974
Dec 1907–Jun 1908
7-Month
49.7°F
(9.8°C)
48.5°F
(9.2°C)
1.2°F
(0.6°C)
93rd Coolest
Coolest since:
1978
35th Warmest
Warmest since:
2012
Ties: 1949, 1967, 1986
Nov 1907–Jun 1908
8-Month
48.8°F
(9.3°C)
48.0°F
(8.9°C)
0.8°F
(0.4°C)
81st Coolest
Coolest since:
1912
47th Warmest
Warmest since:
2012
Ties: 1909, 1941, 2013
Oct 1907–Jun 1908
9-Month
49.4°F
(9.7°C)
49.1°F
(9.5°C)
0.3°F
(0.2°C)
70th Coolest
Coolest since:
1912, 1978
58th Warmest
Warmest since:
2012
Ties: 1944, 1983, 1985
Sep 1907–Jun 1908
10-Month
51.3°F
(10.7°C)
51.1°F
(10.6°C)
0.2°F
(0.1°C)
66th Coolest
Coolest since:
1978
62nd Warmest
Warmest since:
2012
Ties: 1943, 1948, 1959
Aug 1907–Jun 1908
11-Month
53.5°F
(11.9°C)
53.3°F
(11.8°C)
0.2°F
(0.1°C)
60th Coolest
Coolest since:
1904, 1978
68th Warmest
Warmest since:
2012
Ties: 1927, 1944, 1956, 1959
Jul 1907–Jun 1908
12-Month
55.5°F
(13.1°C)
55.4°F
(13.0°C)
0.1°F
(0.1°C)
59th Coolest
Coolest since:
1904, 1918, 1978
69th Warmest
Warmest since:
2012
Ties: 1943, 2010
Jan 1907–Jun 1908
18-Month
53.7°F
(12.1°C)
53.9°F
(12.2°C)
-0.2°F
(-0.1°C)
52nd Coolest
Coolest since:
1979
76th Warmest
Warmest since:
2017
Ties: 1927, 1928, 1966
Jul 1906–Jun 1908
24-Month
55.2°F
(12.9°C)
55.4°F
(13.0°C)
-0.2°F
(-0.1°C)
43rd Coolest
Coolest since:
1978, 1979
84th Warmest
Warmest since:
2017
Ties: 1897, 1925, 1926, 1941, 1966, 1982
Jul 1905–Jun 1908
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, 1917, 1928, 1951, 1952, 1997, 2015
Jul 1904–Jun 1908
48-Month
54.7°F
(12.6°C)
55.3°F
(12.9°C)
-0.6°F
(-0.3°C)
17th Coolest
Coolest since:
1980
108th Warmest
Warmest since:
2019
Ties: 1902, 1919
Jul 1903–Jun 1908
60-Month
54.3°F
(12.4°C)
55.3°F
(12.9°C)
-1.0°F
(-0.5°C)
7th Coolest
Coolest since:
1980, 1981
117th Warmest
Warmest since:
2020

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