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 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, February 2015

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
February 2015
1-Month
19.4°F
(-7.0°C)
29.2°F
(-1.6°C)
-9.8°F
(-5.4°C)
8th Coolest Coolest since: 2014 1978
118th Warmest Warmest since: 2014 2017
Ties: 2014
Jan–Feb 2015
2-Month
22.6°F
(-5.2°C)
27.3°F
(-2.6°C)
-4.7°F
(-2.6°C)
18th Coolest Coolest since: 2014 1979
108th Warmest Warmest since: 2013 2017
Dec 2014–Feb 2015
3-Month
26.3°F
(-3.2°C)
28.0°F
(-2.2°C)
-1.7°F
(-1.0°C)
33rd Coolest Coolest since: 2014 1978
92nd Warmest Warmest since: 2013 1932
Nov 2014–Feb 2015
4-Month
28.4°F
(-2.0°C)
31.2°F
(-0.4°C)
-2.8°F
(-1.6°C)
18th Coolest Coolest since: 2014 1977
107th Warmest Warmest since: 2013 1932
Oct 2014–Feb 2015
5-Month
33.6°F
(0.9°C)
35.9°F
(2.2°C)
-2.3°F
(-1.3°C)
16th Coolest Coolest since: 2014 1977
109th Warmest Warmest since: 2013 1932
Sep 2014–Feb 2015
6-Month
38.8°F
(3.8°C)
41.0°F
(5.0°C)
-2.2°F
(-1.2°C)
16th Coolest Coolest since: 2014 1977
109th Warmest Warmest since: 2013 1932
Ties: 1910
Aug 2014–Feb 2015
7-Month
43.8°F
(6.6°C)
45.6°F
(7.6°C)
-1.8°F
(-1.0°C)
17th Coolest Coolest since: 2014 1977
108th Warmest Warmest since: 2013 1932
Ties: 1994
Jul 2014–Feb 2015
8-Month
47.1°F
(8.4°C)
49.4°F
(9.7°C)
-2.3°F
(-1.3°C)
14th Coolest Coolest since: 2014 1977
111th Warmest Warmest since: 2013 1932
Ties: 1951
Jun 2014–Feb 2015
9-Month
50.0°F
(10.0°C)
51.8°F
(11.0°C)
-1.8°F
(-1.0°C)
16th Coolest Coolest since: 2014 1977
109th Warmest Warmest since: 2013 1932
Ties: 1929
May 2014–Feb 2015
10-Month
51.3°F
(10.7°C)
52.8°F
(11.6°C)
-1.5°F
(-0.9°C)
15th Coolest Coolest since: 2014 1918
110th Warmest Warmest since: 2013 1932
Ties: 1908, 1910, 1925, 1963
Apr 2014–Feb 2015
11-Month
51.4°F
(10.8°C)
52.7°F
(11.5°C)
-1.3°F
(-0.7°C)
19th Coolest Coolest since: 2014 1918
106th Warmest Warmest since: 2013 1932
Ties: 1994
Mar 2014–Feb 2015
12-Month
50.0°F
(10.0°C)
51.6°F
(10.9°C)
-1.6°F
(-0.9°C)
10th Coolest Coolest since: 2014 1918
115th Warmest Warmest since: 2013 2017
Ties: 1899, 1910, 1929, 1963
Sep 2013–Feb 2015
18-Month
45.9°F
(7.7°C)
48.0°F
(8.9°C)
-2.1°F
(-1.2°C)
5th Coolest Coolest since: 1979 1905
119th Warmest Warmest since: 2014 2017
Mar 2013–Feb 2015
24-Month
49.7°F
(9.8°C)
51.6°F
(10.9°C)
-1.9°F
(-1.1°C)
3rd Coolest Coolest since: 1918 1905
121st Warmest Warmest since: 2014 2017
Mar 2012–Feb 2015
36-Month
51.5°F
(10.8°C)
51.6°F
(10.9°C)
-0.1°F
(-0.1°C)
51st Coolest Coolest since: 1998 1905, 1918, 1979
72nd Warmest Warmest since: 2014 2013, 2018
Ties: 1911, 1931, 1965, 1984, 1985, 1996, 1997
Mar 2011–Feb 2015
48-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
85th Coolest Coolest since: 2011 1905
37th Warmest Warmest since: 2014 2019
Ties: 1943, 1988, 2011, 2016
Mar 2010–Feb 2015
60-Month
52.4°F
(11.3°C)
51.5°F
(10.8°C)
0.9°F
(0.5°C)
94th Coolest Coolest since: 2011 1905
27th Warmest Warmest since: 2014 1935, 2002
Ties: 1941, 1942, 1993, 2000, 2001, 2010

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2020, retrieved on January 22, 2020 from https://www.ncdc.noaa.gov/cag/