Climate at a Glance

Divisional 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 August 2022. For more information, please see Climatological Rankings.


Illinois, Climate Division 3. West

Average Temperature Rankings, May 2015

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 2015
1-Month
64.4°F
(18.0°C)
62.3°F
(16.8°C)
2.1°F
(1.2°C)
92nd Coolest Coolest since: 2014 1924
37th Warmest Warmest since: 2012 2018
Ties: 1900
Apr–May 2015
2-Month
59.4°F
(15.2°C)
56.8°F
(13.8°C)
2.6°F
(1.4°C)
110th Coolest Coolest since: 2014 1907
19th Warmest Warmest since: 2012 1896
Ties: 1930
Mar–May 2015
3-Month
52.4°F
(11.3°C)
50.9°F
(10.5°C)
1.5°F
(0.8°C)
91st Coolest Coolest since: 2014 1960
38th Warmest Warmest since: 2012 2012
Ties: 1902, 1981, 1988
Feb–May 2015
4-Month
43.9°F
(6.6°C)
45.2°F
(7.3°C)
-1.3°F
(-0.7°C)
39th Coolest Coolest since: 2014 1978
90th Warmest Warmest since: 2012 2012
Jan–May 2015
5-Month
40.1°F
(4.5°C)
41.0°F
(5.0°C)
-0.9°F
(-0.5°C)
46th Coolest Coolest since: 2014 1978
83rd Warmest Warmest since: 2013 2012
Ties: 1902, 1962, 1975, 2013
Dec 2014–May 2015
6-Month
38.8°F
(3.8°C)
38.9°F
(3.8°C)
-0.1°F
(0.0°C)
57th Coolest Coolest since: 2014 1978
71st Warmest Warmest since: 2013 2012
Ties: 1906, 1966, 1967, 1968, 2003
Nov 2014–May 2015
7-Month
38.0°F
(3.3°C)
39.0°F
(3.9°C)
-1.0°F
(-0.6°C)
27th Coolest Coolest since: 2014 1978
101st Warmest Warmest since: 2013 2012
Ties: 1962, 1971, 1993, 2008, 2019
Oct 2014–May 2015
8-Month
40.0°F
(4.4°C)
41.0°F
(5.0°C)
-1.0°F
(-0.6°C)
30th Coolest Coolest since: 2014 1978
98th Warmest Warmest since: 2013 2012
Ties: 1924, 1971
Sep 2014–May 2015
9-Month
42.7°F
(5.9°C)
43.8°F
(6.6°C)
-1.1°F
(-0.7°C)
27th Coolest Coolest since: 2014 1978
101st Warmest Warmest since: 2013 2012
Ties: 1969
Aug 2014–May 2015
10-Month
45.8°F
(7.7°C)
46.8°F
(8.2°C)
-1.0°F
(-0.5°C)
28th Coolest Coolest since: 2014 1978
100th Warmest Warmest since: 2013 2012
Ties: 1943, 1958, 1969
Jul 2014–May 2015
11-Month
48.0°F
(8.9°C)
49.4°F
(9.7°C)
-1.4°F
(-0.8°C)
17th Coolest Coolest since: 2014 1904
111th Warmest Warmest since: 2013 2012
Ties: 1920, 1996
Jun 2014–May 2015
12-Month
50.0°F
(10.0°C)
51.2°F
(10.7°C)
-1.2°F
(-0.7°C)
19th Coolest Coolest since: 2014 1904
109th Warmest Warmest since: 2013 2012
Ties: 1996
Dec 2013–May 2015
18-Month
44.8°F
(7.1°C)
47.1°F
(8.4°C)
-2.3°F
(-1.3°C)
4th Coolest Coolest since: 1979 1979
123rd Warmest Warmest since: 2014 2017
Ties: 1904
Jun 2013–May 2015
24-Month
49.4°F
(9.7°C)
51.3°F
(10.7°C)
-1.9°F
(-1.0°C)
6th Coolest Coolest since: 1979 1905
121st Warmest Warmest since: 2014 2017
Jun 2012–May 2015
36-Month
50.1°F
(10.1°C)
51.2°F
(10.7°C)
-1.1°F
(-0.6°C)
8th Coolest Coolest since: 1980 1979
118th Warmest Warmest since: 2014 2018
Jun 2011–May 2015
48-Month
51.4°F
(10.8°C)
51.2°F
(10.7°C)
0.2°F
(0.1°C)
71st Coolest Coolest since: 2011 1980
54th Warmest Warmest since: 2014 1935
Ties: 1915, 1948, 1974
Jun 2010–May 2015
60-Month
51.5°F
(10.8°C)
51.2°F
(10.7°C)
0.3°F
(0.1°C)
68th Coolest Coolest since: 2011 1906, 1907, 1979
56th Warmest Warmest since: 2014 1935
Ties: 1949

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, Average Temperature, published September 2022, retrieved on October 5, 2022 from https://www.ncdc.noaa.gov/cag/