Statewide Rankings

Statewide 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

Average Temperature Rankings, October 2012

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 2012
1-Month
52.5°F
(11.4°C)
54.6°F
(12.6°C)
-2.1°F
(-1.2°C)
30th Coolest
Coolest since:
1925
99th Warmest
Warmest since:
1963
Ties: 1933, 1981
Sep–Oct 2012
2-Month
58.7°F
(14.8°C)
60.4°F
(15.8°C)
-1.7°F
(-1.0°C)
23rd Coolest
Coolest since:
1917
106th Warmest
Warmest since:
1897, 2016
Ties: 1902
Aug–Oct 2012
3-Month
63.7°F
(17.6°C)
64.8°F
(18.2°C)
-1.1°F
(-0.6°C)
28th Coolest
Coolest since:
1917
101st Warmest
Warmest since:
1947
Ties: 1895, 1969, 1977
Jul–Oct 2012
4-Month
68.2°F
(20.1°C)
67.5°F
(19.7°C)
0.7°F
(0.4°C)
87th Coolest
Coolest since:
1917
42nd Warmest
Warmest since:
1936
Ties: 1899, 1920, 1960, 1991
Jun–Oct 2012
5-Month
69.1°F
(20.6°C)
68.3°F
(20.2°C)
0.8°F
(0.4°C)
89th Coolest
Coolest since:
1917
40th Warmest
Warmest since:
1936
Ties: 1899, 1911, 1930, 1980, 1988
May–Oct 2012
6-Month
68.9°F
(20.5°C)
67.2°F
(19.6°C)
1.7°F
(0.9°C)
110th Coolest
Coolest since:
1917
19th Warmest
Warmest since:
1936
Apr–Oct 2012
7-Month
66.9°F
(19.4°C)
65.0°F
(18.3°C)
1.9°F
(1.1°C)
116th Coolest
Coolest since:
1917
13th Warmest
Warmest since:
2010
Mar–Oct 2012
8-Month
65.4°F
(18.6°C)
61.8°F
(16.6°C)
3.6°F
(2.0°C)
128th Coolest
Coolest since:
1917
1st Warmest
Warmest to Date
2012
Feb–Oct 2012
9-Month
62.2°F
(16.8°C)
58.3°F
(14.6°C)
3.9°F
(2.2°C)
128th Coolest
Coolest since:
1917
1st Warmest
Warmest to Date
2012
Jan–Oct 2012
10-Month
59.1°F
(15.1°C)
54.9°F
(12.7°C)
4.2°F
(2.4°C)
128th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Dec 2011–Oct 2012
11-Month
57.0°F
(13.9°C)
52.6°F
(11.4°C)
4.4°F
(2.5°C)
127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Nov 2011–Oct 2012
12-Month
56.1°F
(13.4°C)
51.6°F
(10.9°C)
4.5°F
(2.5°C)
127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
May 2011–Oct 2012
18-Month
60.1°F
(15.6°C)
56.9°F
(13.8°C)
3.2°F
(1.8°C)
127th Coolest
Coolest since:
1904
1st Warmest
Warmest to Date
2012
Nov 2010–Oct 2012
24-Month
54.0°F
(12.2°C)
51.6°F
(10.9°C)
2.4°F
(1.3°C)
124th Coolest
Coolest since:
1905
3rd Warmest
Warmest to Date
2017
Nov 2009–Oct 2012
36-Month
53.9°F
(12.2°C)
51.6°F
(10.9°C)
2.3°F
(1.3°C)
123rd Coolest
Coolest since:
1904, 1979
3rd Warmest
Warmest since:
2018
Ties: 2007, 2017
Nov 2008–Oct 2012
48-Month
53.1°F
(11.7°C)
51.6°F
(10.9°C)
1.5°F
(0.8°C)
115th Coolest
Coolest since:
1905
10th Warmest
Warmest since:
2019
Ties: 1933, 1955, 1956, 2005
Nov 2007–Oct 2012
60-Month
52.7°F
(11.5°C)
51.5°F
(10.8°C)
1.2°F
(0.7°C)
108th Coolest
Coolest since:
1905, 1906
16th Warmest
Warmest since:
2002, 2020
Ties: 1936, 2001, 2004, 2005, 2009, 2018, 2022

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