Climate at a Glance

Statewide Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of April 2022. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, October 2019

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
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)
45th Coolest Coolest since: 2012 1925
83rd Warmest Warmest since: 2018 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)
104th Coolest Coolest since: 2018 1917
24th Warmest Warmest since: 2017 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)
97th Coolest Coolest since: 2017 1917
31st Warmest Warmest since: 2018 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)
103rd Coolest Coolest since: 2018 1917
25th Warmest Warmest since: 2016 1936
Jun–Oct 2019
5-Month
69.3°F
(20.7°C)
68.3°F
(20.2°C)
1.0°F
(0.5°C)
94th Coolest Coolest since: 2017 1917
34th Warmest Warmest since: 2018 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)
95th Coolest Coolest since: 2017 1917
33rd Warmest Warmest since: 2018 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)
93rd Coolest Coolest since: 2014 1917
35th Warmest Warmest since: 2018 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: 2014 1917
50th Warmest Warmest since: 2018 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: 2015 1917
46th Warmest Warmest since: 2018 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)
77th Coolest Coolest since: 2015 1904
51st Warmest Warmest since: 2018 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: 2015 1904
41st Warmest Warmest since: 2018 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: 2015 1904
53rd Warmest Warmest since: 2018 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: 2018 1904
27th Warmest Warmest since: 2017 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: 2015 1905
36th Warmest Warmest since: 2018 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)
112th Coolest Coolest since: 2016 1904, 1979
13th Warmest Warmest since: 2018 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)
123rd Coolest Coolest since: 2018 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)
120th Coolest Coolest since: 2018 1905, 1906
3rd Warmest Warmest since: 2002 2002, 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2022, retrieved on May 21, 2022 from https://www.ncdc.noaa.gov/cag/