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, February 2011

View Period (Months):All1234567891011121824364860
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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
February 2011
1-Month
30.2°F
(-1.0°C)
29.2°F
(-1.6°C)
1.0°F
(0.6°C)
73rd Coolest Coolest since: 2010 1978
53rd Warmest Warmest since: 2009 2017
Jan–Feb 2011
2-Month
26.4°F
(-3.1°C)
27.2°F
(-2.7°C)
-0.8°F
(-0.4°C)
42nd Coolest Coolest since: 2010 1979
84th Warmest Warmest since: 2009 2017
Ties: 2008
Dec 2010–Feb 2011
3-Month
25.6°F
(-3.6°C)
28.0°F
(-2.2°C)
-2.4°F
(-1.4°C)
26th Coolest Coolest since: 2010 1978
99th Warmest Warmest since: 2009 1932
Nov 2010–Feb 2011
4-Month
30.2°F
(-1.0°C)
31.3°F
(-0.4°C)
-1.1°F
(-0.6°C)
35th Coolest Coolest since: 2009 1977
90th Warmest Warmest since: 2010 1932
Ties: 1956, 2003, 2009
Oct 2010–Feb 2011
5-Month
35.4°F
(1.9°C)
35.9°F
(2.2°C)
-0.5°F
(-0.3°C)
41st Coolest Coolest since: 2010 1977
84th Warmest Warmest since: 2008 1932
Ties: 1960, 1969, 1985
Sep 2010–Feb 2011
6-Month
40.7°F
(4.8°C)
40.9°F
(4.9°C)
-0.2°F
(-0.1°C)
51st Coolest Coolest since: 2010 1977
74th Warmest Warmest since: 2008 1932
Ties: 1896, 1927, 1938, 1988
Aug 2010–Feb 2011
7-Month
45.9°F
(7.7°C)
45.6°F
(7.6°C)
0.3°F
(0.1°C)
66th Coolest Coolest since: 2010 1977
59th Warmest Warmest since: 2008 1932
Ties: 1938, 2007
Jul 2010–Feb 2011
8-Month
49.8°F
(9.9°C)
49.3°F
(9.6°C)
0.5°F
(0.3°C)
71st Coolest Coolest since: 2010 1977
54th Warmest Warmest since: 2008 1932
Ties: 1961, 1990, 2007
Jun 2010–Feb 2011
9-Month
52.6°F
(11.4°C)
51.8°F
(11.0°C)
0.8°F
(0.4°C)
81st Coolest Coolest since: 2010 1977
44th Warmest Warmest since: 2008 1932
Ties: 2018, 2019
May 2010–Feb 2011
10-Month
53.8°F
(12.1°C)
52.8°F
(11.6°C)
1.0°F
(0.5°C)
91st Coolest Coolest since: 2010 1918
34th Warmest Warmest since: 2008 1932
Ties: 1915, 1972, 1988, 1995, 1998
Apr 2010–Feb 2011
11-Month
54.2°F
(12.3°C)
52.7°F
(11.5°C)
1.5°F
(0.8°C)
105th Coolest Coolest since: 2010 1918
20th Warmest Warmest since: 2008 1932
Ties: 1914, 1934, 1950, 1987, 2005
Mar 2010–Feb 2011
12-Month
53.4°F
(11.9°C)
51.7°F
(10.9°C)
1.7°F
(1.0°C)
109th Coolest Coolest since: 2010 1918
16th Warmest Warmest since: 2008 2017
Ties: 1931, 1935, 1937
Sep 2009–Feb 2011
18-Month
48.9°F
(9.4°C)
48.1°F
(8.9°C)
0.8°F
(0.5°C)
88th Coolest Coolest since: 2010 1905
36th Warmest Warmest since: 2008 2017
Ties: 1915, 1947
Mar 2009–Feb 2011
24-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
80th Coolest Coolest since: 2010 1905
44th Warmest Warmest since: 2009 2017
Ties: 1924, 1996, 2016
Mar 2008–Feb 2011
36-Month
51.7°F
(10.9°C)
51.6°F
(10.9°C)
0.1°F
(0.0°C)
65th Coolest Coolest since: 1998 1905, 1918, 1979
58th Warmest Warmest since: 2010 2013, 2018
Ties: 1898
Mar 2007–Feb 2011
48-Month
52.2°F
(11.2°C)
51.5°F
(10.8°C)
0.7°F
(0.4°C)
85th Coolest Coolest since: 2010 1905
37th Warmest Warmest since: 2009 2019
Ties: 1943, 1988, 2015, 2016
Mar 2006–Feb 2011
60-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 1999 1905
34th Warmest Warmest since: 2010 1935, 2002
Ties: 1924, 1932, 1939, 1989

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on December 9, 2019 from https://www.ncdc.noaa.gov/cag/