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 2016

View Period (Months):
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  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 2016
1-Month
59.9°F
(15.5°C)
54.6°F
(12.6°C)
5.3°F
(2.9°C)
122nd Coolest
Coolest since:
1925
7th Warmest
Warmest since:
1963
Ties: 2007
Sep–Oct 2016
2-Month
65.4°F
(18.6°C)
60.5°F
(15.8°C)
4.9°F
(2.8°C)
128th Coolest
Coolest since:
1917
1st Warmest
Warmest since:
1897, 2016
Ties: 1897
Aug–Oct 2016
3-Month
68.8°F
(20.4°C)
64.8°F
(18.2°C)
4.0°F
(2.2°C)
125th Coolest
Coolest since:
1917
4th Warmest
Warmest since:
1947
Jul–Oct 2016
4-Month
70.5°F
(21.4°C)
67.5°F
(19.7°C)
3.0°F
(1.7°C)
124th Coolest
Coolest since:
1917
5th Warmest
Warmest since:
1936
Jun–Oct 2016
5-Month
71.4°F
(21.9°C)
68.3°F
(20.2°C)
3.1°F
(1.7°C)
127th Coolest
Coolest since:
1917
2nd Warmest
Warmest since:
1936
Ties: 1931
May–Oct 2016
6-Month
69.8°F
(21.0°C)
67.2°F
(19.6°C)
2.6°F
(1.4°C)
124th Coolest
Coolest since:
1917
5th Warmest
Warmest since:
1936
Apr–Oct 2016
7-Month
67.4°F
(19.7°C)
65.0°F
(18.3°C)
2.4°F
(1.4°C)
123rd Coolest
Coolest since:
1917
6th Warmest
Warmest since:
2010
Ties: 2007
Mar–Oct 2016
8-Month
64.9°F
(18.3°C)
61.8°F
(16.6°C)
3.1°F
(1.7°C)
124th Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2012
Feb–Oct 2016
9-Month
61.4°F
(16.3°C)
58.2°F
(14.6°C)
3.2°F
(1.7°C)
126th Coolest
Coolest since:
1917
3rd Warmest
Warmest since:
2012
Jan–Oct 2016
10-Month
58.0°F
(14.4°C)
54.9°F
(12.7°C)
3.1°F
(1.7°C)
124th Coolest
Coolest since:
1904
5th Warmest
Warmest since:
2012
Dec 2015–Oct 2016
11-Month
56.4°F
(13.6°C)
52.6°F
(11.4°C)
3.8°F
(2.2°C)
126th Coolest
Coolest since:
1904
2nd Warmest
Warmest since:
2012
Nov 2015–Oct 2016
12-Month
55.6°F
(13.1°C)
51.6°F
(10.9°C)
4.0°F
(2.2°C)
126th Coolest
Coolest since:
1904
2nd Warmest
Warmest since:
2012
May 2015–Oct 2016
18-Month
59.8°F
(15.4°C)
56.8°F
(13.8°C)
3.0°F
(1.6°C)
126th Coolest
Coolest since:
1904
2nd Warmest
Warmest since:
2012
Ties: 2017
Nov 2014–Oct 2016
24-Month
53.4°F
(11.9°C)
51.6°F
(10.9°C)
1.8°F
(1.0°C)
113th Coolest
Coolest since:
1905
14th Warmest
Warmest since:
2017
Ties: 1933
Nov 2013–Oct 2016
36-Month
52.0°F
(11.1°C)
51.6°F
(10.9°C)
0.4°F
(0.2°C)
80th Coolest
Coolest since:
1904, 1979
46th Warmest
Warmest since:
2018
Ties: 1942, 1944, 1985
Nov 2012–Oct 2016
48-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
82nd Coolest
Coolest since:
1905
43rd Warmest
Warmest since:
2019
Ties: 1921, 1940, 1949, 1954, 1999
Nov 2011–Oct 2016
60-Month
52.9°F
(11.6°C)
51.6°F
(10.9°C)
1.3°F
(0.7°C)
114th Coolest
Coolest since:
1905, 1906
10th Warmest
Warmest since:
2002, 2020
Ties: 1957, 2013

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