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 October 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, October 2010

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
October 2010
1-Month
56.5°F
(13.6°C)
54.6°F
(12.6°C)
1.9°F
(1.0°C)
92nd Coolest Coolest since: 2009 1925
34th Warmest Warmest since: 2007 1963
Ties: 1939
Sep–Oct 2010
2-Month
61.8°F
(16.6°C)
60.4°F
(15.8°C)
1.4°F
(0.8°C)
91st Coolest Coolest since: 2009 1917
35th Warmest Warmest since: 2007 1897, 2016
Ties: 1961
Aug–Oct 2010
3-Month
66.8°F
(19.3°C)
64.7°F
(18.2°C)
2.1°F
(1.1°C)
110th Coolest Coolest since: 2009 1917
16th Warmest Warmest since: 2007 1947
Jul–Oct 2010
4-Month
69.5°F
(20.8°C)
67.4°F
(19.7°C)
2.1°F
(1.1°C)
113th Coolest Coolest since: 2009 1917
13th Warmest Warmest since: 2007 1936
Jun–Oct 2010
5-Month
70.6°F
(21.4°C)
68.2°F
(20.1°C)
2.4°F
(1.3°C)
119th Coolest Coolest since: 2009 1917
7th Warmest Warmest since: 2007 1936
Ties: 1921, 1953, 1954
May–Oct 2010
6-Month
69.6°F
(20.9°C)
67.3°F
(19.6°C)
2.3°F
(1.3°C)
120th Coolest Coolest since: 2009 1917
6th Warmest Warmest since: 2007 1936
Apr–Oct 2010
7-Month
68.0°F
(20.0°C)
65.0°F
(18.3°C)
3.0°F
(1.7°C)
125th Coolest Coolest since: 2009 1917
1st Warmest Warmest to Date 2010
Mar–Oct 2010
8-Month
65.0°F
(18.3°C)
61.9°F
(16.6°C)
3.1°F
(1.7°C)
124th Coolest Coolest since: 2009 1917
2nd Warmest Warmest since: 2007 2012
Ties: 1921, 2007
Feb–Oct 2010
9-Month
60.6°F
(15.9°C)
58.2°F
(14.6°C)
2.4°F
(1.3°C)
118th Coolest Coolest since: 2009 1917
8th Warmest Warmest since: 1998 2012
Jan–Oct 2010
10-Month
56.7°F
(13.7°C)
54.9°F
(12.7°C)
1.8°F
(1.0°C)
109th Coolest Coolest since: 2009 1904
17th Warmest Warmest since: 2007 2012
Ties: 1934, 1946, 2002
Dec 2009–Oct 2010
11-Month
54.2°F
(12.3°C)
52.6°F
(11.4°C)
1.6°F
(0.9°C)
102nd Coolest Coolest since: 2009 1904
23rd Warmest Warmest since: 2007 2012
Ties: 1999
Nov 2009–Oct 2010
12-Month
53.6°F
(12.0°C)
51.6°F
(10.9°C)
2.0°F
(1.1°C)
111th Coolest Coolest since: 2009 1904
14th Warmest Warmest since: 2007 2012
Ties: 1931
May 2009–Oct 2010
18-Month
57.6°F
(14.2°C)
56.9°F
(13.8°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 2009 1904
38th Warmest Warmest since: 2008 2012
Ties: 1900, 2008
Nov 2008–Oct 2010
24-Month
52.2°F
(11.2°C)
51.7°F
(10.9°C)
0.5°F
(0.3°C)
87th Coolest Coolest since: 2009 1905
37th Warmest Warmest since: 2008 2017
Ties: 1938
Nov 2007–Oct 2010
36-Month
51.9°F
(11.1°C)
51.6°F
(10.9°C)
0.3°F
(0.2°C)
76th Coolest Coolest since: 1998 1904, 1979
47th Warmest Warmest since: 2009 2018
Ties: 1915, 1938, 1946, 1947, 1948, 1949, 1973
Nov 2006–Oct 2010
48-Month
52.5°F
(11.4°C)
51.6°F
(10.9°C)
0.9°F
(0.5°C)
99th Coolest Coolest since: 2009 1905
23rd Warmest Warmest since: 2008 2019
Ties: 1941, 1988
Nov 2005–Oct 2010
60-Month
52.6°F
(11.4°C)
51.6°F
(10.9°C)
1.0°F
(0.5°C)
100th Coolest Coolest since: 2000 1905, 1906
21st Warmest Warmest since: 2009 2002
Ties: 1933, 2014, 2017

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 20, 2019 from https://www.ncdc.noaa.gov/cag/