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 1906

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1906
1-Month
72.0°F
(22.2°C)
73.9°F
(23.3°C)
-1.9°F
(-1.1°C)
25th Coolest
Coolest since:
1903
104th Warmest
Warmest since:
1952
Ties: 1951, 1997
May–Jun 1906
2-Month
69.0°F
(20.6°C)
69.5°F
(20.8°C)
-0.5°F
(-0.2°C)
46th Coolest
Coolest since:
1907
83rd Warmest
Warmest since:
2018
Ties: 1951, 1993
Apr–Jun 1906
3-Month
65.5°F
(18.6°C)
64.7°F
(18.2°C)
0.8°F
(0.4°C)
75th Coolest
Coolest since:
1907
54th Warmest
Warmest since:
2010
Ties: 1915, 1942
Mar–Jun 1906
4-Month
57.7°F
(14.3°C)
59.7°F
(15.4°C)
-2.0°F
(-1.1°C)
13th Coolest
Coolest since:
1960
116th Warmest
Warmest since:
2012
Ties: 1984
Feb–Jun 1906
5-Month
52.4°F
(11.3°C)
54.7°F
(12.6°C)
-2.3°F
(-1.3°C)
11th Coolest
Coolest since:
1912, 1960, 1978
118th Warmest
Warmest since:
2012
Ties: 1924
Jan–Jun 1906
6-Month
49.7°F
(9.8°C)
50.8°F
(10.4°C)
-1.1°F
(-0.6°C)
31st Coolest
Coolest since:
1912
98th Warmest
Warmest since:
2012
Ties: 1900, 1971, 1985
Dec 1905–Jun 1906
7-Month
47.5°F
(8.6°C)
48.5°F
(9.2°C)
-1.0°F
(-0.6°C)
33rd Coolest
Coolest since:
1978
95th Warmest
Warmest since:
2012
Ties: 1916, 1968, 2003
Nov 1905–Jun 1906
8-Month
47.2°F
(8.4°C)
48.0°F
(8.9°C)
-0.8°F
(-0.5°C)
36th Coolest
Coolest since:
1912
92nd Warmest
Warmest since:
2012
Ties: 1900
Oct 1905–Jun 1906
9-Month
48.1°F
(8.9°C)
49.1°F
(9.5°C)
-1.0°F
(-0.6°C)
29th Coolest
Coolest since:
1912, 1978
99th Warmest
Warmest since:
2012
Ties: 1993, 1996
Sep 1905–Jun 1906
10-Month
50.2°F
(10.1°C)
51.1°F
(10.6°C)
-0.9°F
(-0.5°C)
31st Coolest
Coolest since:
1978
97th Warmest
Warmest since:
2012
Ties: 1961, 1994
Aug 1905–Jun 1906
11-Month
52.6°F
(11.4°C)
53.3°F
(11.8°C)
-0.7°F
(-0.4°C)
30th Coolest
Coolest since:
1904, 1978
98th Warmest
Warmest since:
2012
Jul 1905–Jun 1906
12-Month
54.4°F
(12.4°C)
55.4°F
(13.0°C)
-1.0°F
(-0.6°C)
22nd Coolest
Coolest since:
1904, 1918, 1978
106th Warmest
Warmest since:
2012
Ties: 1920, 1926, 1963
Jan 1905–Jun 1906
18-Month
52.6°F
(11.4°C)
53.9°F
(12.2°C)
-1.3°F
(-0.8°C)
10th Coolest
Coolest since:
1979
118th Warmest
Warmest since:
2017
Ties: 1951
Jul 1904–Jun 1906
24-Month
54.1°F
(12.3°C)
55.4°F
(13.0°C)
-1.3°F
(-0.7°C)
8th Coolest
Coolest since:
1978, 1979
119th Warmest
Warmest since:
2017
Ties: 1900, 1913, 1970
Jul 1903–Jun 1906
36-Month
53.7°F
(12.1°C)
55.4°F
(13.0°C)
-1.7°F
(-0.9°C)
3rd Coolest
Coolest to Date
1979
123rd Warmest
Warmest since:
2018
Jul 1902–Jun 1906
48-Month
54.0°F
(12.2°C)
55.3°F
(12.9°C)
-1.3°F
(-0.7°C)
3rd Coolest
Coolest to Date
1980
122nd Warmest
Warmest since:
2019
Ties: 1907
Jul 1901–Jun 1906
60-Month
54.1°F
(12.3°C)
55.3°F
(12.9°C)
-1.2°F
(-0.6°C)
3rd Coolest
Coolest to Date
1980, 1981
121st Warmest
Warmest since:
2020
Ties: 1979

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