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 6. West Southwest

Average Temperature Rankings, May 1939

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1939
1-Month
66.2°F
(19.0°C)
63.5°F
(17.5°C)
2.7°F
(1.5°C)
102nd Coolest Coolest since: 1938 1924
24th Warmest Warmest since: 1936 2018
Ties: 1975, 2015
Apr–May 1939
2-Month
58.1°F
(14.5°C)
58.3°F
(14.6°C)
-0.2°F
(-0.1°C)
51st Coolest Coolest since: 1935 1907
75th Warmest Warmest since: 1938 1896
Ties: 1908
Mar–May 1939
3-Month
53.4°F
(11.9°C)
52.7°F
(11.5°C)
0.7°F
(0.4°C)
76th Coolest Coolest since: 1937 1960
50th Warmest Warmest since: 1938 2012
Ties: 1948, 1972, 1992, 1999, 2018
Feb–May 1939
4-Month
47.7°F
(8.7°C)
47.3°F
(8.5°C)
0.4°F
(0.2°C)
72nd Coolest Coolest since: 1937 1978
54th Warmest Warmest since: 1938 2012
Ties: 2002
Jan–May 1939
5-Month
45.1°F
(7.3°C)
43.3°F
(6.3°C)
1.8°F
(1.0°C)
96th Coolest Coolest since: 1937 1978
30th Warmest Warmest since: 1938 2012
Ties: 2002
Dec 1938–May 1939
6-Month
42.9°F
(6.1°C)
41.3°F
(5.2°C)
1.6°F
(0.9°C)
99th Coolest Coolest since: 1937 1978
26th Warmest Warmest since: 1938 2012
Nov 1938–May 1939
7-Month
43.1°F
(6.2°C)
41.4°F
(5.2°C)
1.7°F
(1.0°C)
102nd Coolest Coolest since: 1938 1904
23rd Warmest Warmest since: 1932 2012
Ties: 1942
Oct 1938–May 1939
8-Month
45.3°F
(7.4°C)
43.2°F
(6.2°C)
2.1°F
(1.2°C)
108th Coolest Coolest since: 1938 1978
17th Warmest Warmest since: 1932 2012
Sep 1938–May 1939
9-Month
48.0°F
(8.9°C)
45.9°F
(7.7°C)
2.1°F
(1.2°C)
110th Coolest Coolest since: 1938 1904
15th Warmest Warmest since: 1932 2012
Ties: 1987
Aug 1938–May 1939
10-Month
51.1°F
(10.6°C)
48.9°F
(9.4°C)
2.2°F
(1.2°C)
115th Coolest Coolest since: 1938 1904
10th Warmest Warmest since: 1932 2012
Jul 1938–May 1939
11-Month
53.5°F
(11.9°C)
51.4°F
(10.8°C)
2.1°F
(1.1°C)
115th Coolest Coolest since: 1938 1904
10th Warmest Warmest since: 1932 2012
Jun 1938–May 1939
12-Month
55.0°F
(12.8°C)
53.2°F
(11.8°C)
1.8°F
(1.0°C)
113th Coolest Coolest since: 1938 1904
12th Warmest Warmest since: 1932 2012
Ties: 1942
Dec 1937–May 1939
18-Month
51.3°F
(10.7°C)
49.2°F
(9.6°C)
2.1°F
(1.1°C)
112th Coolest Coolest since: 1938 1979
12th Warmest Warmest since: 1932 2017
Jun 1937–May 1939
24-Month
54.5°F
(12.5°C)
53.1°F
(11.7°C)
1.4°F
(0.8°C)
108th Coolest Coolest since: 1938 1905
16th Warmest Warmest since: 1935 2017
Ties: 1942, 1956
Jun 1936–May 1939
36-Month
54.5°F
(12.5°C)
53.1°F
(11.7°C)
1.4°F
(0.8°C)
109th Coolest Coolest since: 1938 1979
14th Warmest Warmest since: 1934 2018
Ties: 2001
Jun 1935–May 1939
48-Month
53.7°F
(12.1°C)
53.1°F
(11.7°C)
0.6°F
(0.4°C)
88th Coolest Coolest since: 1938 1980
34th Warmest Warmest since: 1937 2019
Ties: 1937, 1944, 1989, 1993, 2004
Jun 1934–May 1939
60-Month
53.9°F
(12.2°C)
53.1°F
(11.7°C)
0.8°F
(0.5°C)
96th Coolest Coolest since: 1938 1906, 1907, 1908
25th Warmest Warmest since: 1936 1957
Ties: 1923, 1941, 2000

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/