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 2019

View Period (Months):
Download: csv json xml
  • 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 2019
1-Month
53.7°F
(12.1°C)
54.6°F
(12.6°C)
-0.9°F
(-0.5°C)
46th Coolest
Coolest since:
1925
83rd Warmest
Warmest since:
1963
Ties: 1904, 1908
Sep–Oct 2019
2-Month
62.6°F
(17.0°C)
60.4°F
(15.8°C)
2.2°F
(1.2°C)
105th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
1897, 2016
Aug–Oct 2019
3-Month
66.0°F
(18.9°C)
64.7°F
(18.2°C)
1.3°F
(0.7°C)
98th Coolest
Coolest since:
1917
31st Warmest
Warmest since:
1947
Ties: 1906, 1940
Jul–Oct 2019
4-Month
68.9°F
(20.5°C)
67.5°F
(19.7°C)
1.4°F
(0.8°C)
104th Coolest
Coolest since:
1917
25th Warmest
Warmest since:
1936
Jun–Oct 2019
5-Month
69.3°F
(20.7°C)
68.3°F
(20.2°C)
1.0°F
(0.5°C)
95th Coolest
Coolest since:
1917
34th Warmest
Warmest since:
1936
Ties: 1940, 2011
May–Oct 2019
6-Month
68.2°F
(20.1°C)
67.3°F
(19.6°C)
0.9°F
(0.5°C)
96th Coolest
Coolest since:
1917
33rd Warmest
Warmest since:
1936
Ties: 1913, 1919, 1963, 2015
Apr–Oct 2019
7-Month
65.9°F
(18.8°C)
65.0°F
(18.3°C)
0.9°F
(0.5°C)
94th Coolest
Coolest since:
1917
35th Warmest
Warmest since:
2010
Ties: 1899, 1919, 1947, 2002, 2011
Mar–Oct 2019
8-Month
62.3°F
(16.8°C)
61.8°F
(16.6°C)
0.5°F
(0.2°C)
78th Coolest
Coolest since:
1917
51st Warmest
Warmest since:
2012
Ties: 1908, 1925
Feb–Oct 2019
9-Month
58.7°F
(14.8°C)
58.2°F
(14.6°C)
0.5°F
(0.2°C)
82nd Coolest
Coolest since:
1917
47th Warmest
Warmest since:
2012
Ties: 1927, 1949, 1988
Jan–Oct 2019
10-Month
55.3°F
(12.9°C)
54.9°F
(12.7°C)
0.4°F
(0.2°C)
78th Coolest
Coolest since:
1904
51st Warmest
Warmest since:
2012
Ties: 1896, 1927, 1959
Dec 2018–Oct 2019
11-Month
53.4°F
(11.9°C)
52.6°F
(11.4°C)
0.8°F
(0.5°C)
86th Coolest
Coolest since:
1904
42nd Warmest
Warmest since:
2012
Nov 2018–Oct 2019
12-Month
51.9°F
(11.1°C)
51.6°F
(10.9°C)
0.3°F
(0.2°C)
74th Coolest
Coolest since:
1904
54th Warmest
Warmest since:
2012
Ties: 1925
May 2018–Oct 2019
18-Month
58.0°F
(14.4°C)
56.9°F
(13.8°C)
1.1°F
(0.6°C)
100th Coolest
Coolest since:
1904
28th Warmest
Warmest since:
2012
Nov 2017–Oct 2019
24-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
90th Coolest
Coolest since:
1905
37th Warmest
Warmest since:
2017
Ties: 1947, 2020
Nov 2016–Oct 2019
36-Month
53.1°F
(11.7°C)
51.6°F
(10.9°C)
1.5°F
(0.8°C)
113th Coolest
Coolest since:
1904, 1979
13th Warmest
Warmest since:
2018
Nov 2015–Oct 2019
48-Month
53.8°F
(12.1°C)
51.6°F
(10.9°C)
2.2°F
(1.2°C)
124th Coolest
Coolest since:
1905
1st Warmest
Warmest to Date
2019
Nov 2014–Oct 2019
60-Month
53.3°F
(11.8°C)
51.6°F
(10.9°C)
1.7°F
(0.9°C)
121st Coolest
Coolest since:
1905, 1906
3rd Warmest
Warmest since:
2002, 2020

Citing This Page