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 December 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, October 2011

View Period (Months):All1234567891011121824364860
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
October 2011
1-Month
55.2°F
(12.9°C)
54.6°F
(12.6°C)
0.6°F
(0.3°C)
75th Coolest Coolest since: 2009 1925
52nd Warmest Warmest since: 2010 1963
Ties: 1986
Sep–Oct 2011
2-Month
59.4°F
(15.2°C)
60.4°F
(15.8°C)
-1.0°F
(-0.6°C)
39th Coolest Coolest since: 2009 1917
88th Warmest Warmest since: 2010 1897, 2016
Ties: 1903, 1951, 1995
Aug–Oct 2011
3-Month
64.5°F
(18.1°C)
64.7°F
(18.2°C)
-0.2°F
(-0.1°C)
55th Coolest Coolest since: 2009 1917
72nd Warmest Warmest since: 2010 1947
Ties: 1918, 1946, 1948, 1985
Jul–Oct 2011
4-Month
68.4°F
(20.2°C)
67.5°F
(19.7°C)
0.9°F
(0.5°C)
91st Coolest Coolest since: 2009 1917
36th Warmest Warmest since: 2010 1936
Ties: 1913, 1935, 1956, 2017
Jun–Oct 2011
5-Month
69.3°F
(20.7°C)
68.3°F
(20.2°C)
1.0°F
(0.5°C)
94th Coolest Coolest since: 2009 1917
33rd Warmest Warmest since: 2010 1936
Ties: 1940, 2019
May–Oct 2011
6-Month
68.1°F
(20.1°C)
67.2°F
(19.6°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 2009 1917
37th Warmest Warmest since: 2010 1936
Ties: 1897, 1899, 1930, 1971, 1977, 1980, 1986
Apr–Oct 2011
7-Month
65.9°F
(18.8°C)
64.9°F
(18.3°C)
1.0°F
(0.5°C)
93rd Coolest Coolest since: 2009 1917
34th Warmest Warmest since: 2010 2010
Ties: 1899, 1919, 1947, 2002, 2019
Mar–Oct 2011
8-Month
62.9°F
(17.2°C)
61.8°F
(16.6°C)
1.1°F
(0.6°C)
98th Coolest Coolest since: 2009 1917
29th Warmest Warmest since: 2010 2012
Ties: 1931, 1959
Feb–Oct 2011
9-Month
59.3°F
(15.2°C)
58.2°F
(14.6°C)
1.1°F
(0.6°C)
99th Coolest Coolest since: 2009 1917
28th Warmest Warmest since: 2010 2012
Ties: 1919, 1933, 1983, 2002
Jan–Oct 2011
10-Month
55.6°F
(13.1°C)
54.9°F
(12.7°C)
0.7°F
(0.4°C)
84th Coolest Coolest since: 2009 1904
43rd Warmest Warmest since: 2010 2012
Dec 2010–Oct 2011
11-Month
52.7°F
(11.5°C)
52.6°F
(11.4°C)
0.1°F
(0.1°C)
66th Coolest Coolest since: 2009 1904
60th Warmest Warmest since: 2010 2012
Ties: 1898, 1927, 1976
Nov 2010–Oct 2011
12-Month
52.0°F
(11.1°C)
51.6°F
(10.9°C)
0.4°F
(0.2°C)
79th Coolest Coolest since: 2009 1904
47th Warmest Warmest since: 2010 2012
Ties: 1908, 1930, 1935, 1990
May 2010–Oct 2011
18-Month
57.8°F
(14.3°C)
56.8°F
(13.8°C)
1.0°F
(0.5°C)
97th Coolest Coolest since: 2010 1904
29th Warmest Warmest since: 2007 2012
Ties: 1941, 1988, 2013, 2018, 2020
Nov 2009–Oct 2011
24-Month
52.8°F
(11.6°C)
51.6°F
(10.9°C)
1.2°F
(0.7°C)
104th Coolest Coolest since: 2010 1905
21st Warmest Warmest since: 2008 2017
Ties: 1931, 2003, 2008
Nov 2008–Oct 2011
36-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
84th Coolest Coolest since: 2010 1904, 1979
40th Warmest Warmest since: 2009 2018
Ties: 1931, 1990, 2009
Nov 2007–Oct 2011
48-Month
51.9°F
(11.1°C)
51.6°F
(10.9°C)
0.3°F
(0.2°C)
72nd Coolest Coolest since: 1997 1905
51st Warmest Warmest since: 2010 2019
Ties: 1937, 1938, 1947, 1976
Nov 2006–Oct 2011
60-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
92nd Coolest Coolest since: 1999 1905, 1906
30th Warmest Warmest since: 2010 2002, 2020
Ties: 1955, 1990

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 26, 2021 from https://www.ncdc.noaa.gov/cag/