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 2019. For more information, please see Climatological Rankings.


Illinois, Climate Division 3. West

Average Temperature Rankings, May 2015

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
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)
90th Coolest Coolest since: 2014 1924
36th 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)
107th 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)
89th Coolest Coolest since: 2014 1960
37th 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
87th 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)
45th Coolest Coolest since: 2014 1978
81st 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
68th 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
98th 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
95th 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
98th 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
97th 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
108th 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
106th 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
120th 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
118th 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
115th 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
51st 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
53rd Warmest Warmest since: 2014 1935
Ties: 1949

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 17, 2019 from https://www.ncdc.noaa.gov/cag/