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 3. West

Average Temperature Rankings, January 2015

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
January 2015
1-Month
24.6°F
(-4.1°C)
23.8°F
(-4.6°C)
0.8°F
(0.5°C)
62nd Coolest
Coolest since:
1977
67th Warmest
Warmest since:
2006
Ties: 1902
Dec 2014–Jan 2015
2-Month
28.5°F
(-1.9°C)
26.1°F
(-3.3°C)
2.4°F
(1.4°C)
83rd Coolest
Coolest since:
1918
45th Warmest
Warmest since:
1932
Nov 2014–Jan 2015
3-Month
30.2°F
(-1.0°C)
30.8°F
(-0.7°C)
-0.6°F
(-0.3°C)
46th Coolest
Coolest since:
1977
82nd Warmest
Warmest since:
2002
Ties: 1957, 1964, 2019
Oct 2014–Jan 2015
4-Month
36.0°F
(2.2°C)
36.7°F
(2.6°C)
-0.7°F
(-0.4°C)
43rd Coolest
Coolest since:
1977
85th Warmest
Warmest since:
1932
Ties: 1897, 1968, 2011
Sep 2014–Jan 2015
5-Month
41.7°F
(5.4°C)
42.6°F
(5.9°C)
-0.9°F
(-0.5°C)
42nd Coolest
Coolest since:
1977
86th Warmest
Warmest since:
1932
Ties: 1915, 1944
Aug 2014–Jan 2015
6-Month
47.0°F
(8.3°C)
47.8°F
(8.8°C)
-0.8°F
(-0.5°C)
38th Coolest
Coolest since:
1977
90th Warmest
Warmest since:
1932
Ties: 1911, 1943
Jul 2014–Jan 2015
7-Month
50.3°F
(10.2°C)
51.8°F
(11.0°C)
-1.5°F
(-0.8°C)
25th Coolest
Coolest since:
1977
103rd Warmest
Warmest since:
1932
Ties: 1926, 1952
Jun 2014–Jan 2015
8-Month
53.1°F
(11.7°C)
54.3°F
(12.4°C)
-1.2°F
(-0.7°C)
31st Coolest
Coolest since:
1977
97th Warmest
Warmest since:
1932
Ties: 1929
May 2014–Jan 2015
9-Month
54.3°F
(12.4°C)
55.2°F
(12.9°C)
-0.9°F
(-0.5°C)
38th Coolest
Coolest since:
1918, 1977
90th Warmest
Warmest since:
1932
Ties: 1975
Apr 2014–Jan 2015
10-Month
54.0°F
(12.2°C)
54.8°F
(12.7°C)
-0.8°F
(-0.5°C)
33rd Coolest
Coolest since:
1918
95th Warmest
Warmest since:
1932
Ties: 1920, 1986
Mar 2014–Jan 2015
11-Month
52.1°F
(11.2°C)
53.4°F
(11.9°C)
-1.3°F
(-0.7°C)
21st Coolest
Coolest since:
1918
107th Warmest
Warmest since:
1932, 2013, 2017
Ties: 1910
Feb 2014–Jan 2015
12-Month
49.1°F
(9.5°C)
51.2°F
(10.7°C)
-2.1°F
(-1.2°C)
6th Coolest
Coolest since:
1918
122nd Warmest
Warmest since:
1932
Ties: 1977
Aug 2013–Jan 2015
18-Month
48.0°F
(8.9°C)
50.1°F
(10.1°C)
-2.1°F
(-1.2°C)
4th Coolest
Coolest since:
1905, 1918
123rd Warmest
Warmest since:
2017
Ties: 1978
Feb 2013–Jan 2015
24-Month
49.3°F
(9.6°C)
51.3°F
(10.7°C)
-2.0°F
(-1.1°C)
3rd Coolest
Coolest since:
1918
124th Warmest
Warmest since:
1932
Ties: 1952
Feb 2012–Jan 2015
36-Month
51.1°F
(10.6°C)
51.2°F
(10.7°C)
-0.1°F
(-0.1°C)
56th Coolest
Coolest since:
1905
70th Warmest
Warmest since:
1933
Ties: 1911, 1959, 1985
Feb 2011–Jan 2015
48-Month
51.6°F
(10.9°C)
51.2°F
(10.7°C)
0.4°F
(0.2°C)
81st Coolest
Coolest since:
1905
44th Warmest
Warmest since:
1934
Ties: 1945, 1949, 1993
Feb 2010–Jan 2015
60-Month
51.7°F
(10.9°C)
51.2°F
(10.7°C)
0.5°F
(0.2°C)
85th Coolest
Coolest since:
1906
39th Warmest
Warmest since:
1935
Ties: 1925, 1926, 1938, 1940, 1944, 1959, 1988, 2016, 2018

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