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 1974

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1974
1-Month
63.0°F
(17.2°C)
63.5°F
(17.5°C)
-0.5°F
(-0.3°C)
52nd Coolest Coolest since: 1973 1924
74th Warmest Warmest since: 1972 2018
Apr–May 1974
2-Month
59.5°F
(15.3°C)
58.3°F
(14.6°C)
1.2°F
(0.7°C)
85th Coolest Coolest since: 1973 1907
41st Warmest Warmest since: 1970 1896
Ties: 1903, 1914, 2014
Mar–May 1974
3-Month
55.0°F
(12.8°C)
52.7°F
(11.5°C)
2.3°F
(1.3°C)
106th Coolest Coolest since: 1973 1960
20th Warmest Warmest since: 1963 2012
Feb–May 1974
4-Month
49.8°F
(9.9°C)
47.3°F
(8.5°C)
2.5°F
(1.4°C)
109th Coolest Coolest since: 1973 1978
17th Warmest Warmest since: 1946 2012
Ties: 1896, 1986, 1992
Jan–May 1974
5-Month
45.2°F
(7.3°C)
43.3°F
(6.3°C)
1.9°F
(1.0°C)
99th Coolest Coolest since: 1973 1978
27th Warmest Warmest since: 1964 2012
Ties: 1925, 1999
Dec 1973–May 1974
6-Month
42.6°F
(5.9°C)
41.3°F
(5.2°C)
1.3°F
(0.7°C)
94th Coolest Coolest since: 1973 1978
31st Warmest Warmest since: 1955 2012
Ties: 1981
Nov 1973–May 1974
7-Month
42.9°F
(6.1°C)
41.4°F
(5.2°C)
1.5°F
(0.9°C)
97th Coolest Coolest since: 1973 1904
28th Warmest Warmest since: 1955 2012
Ties: 1983
Oct 1973–May 1974
8-Month
45.1°F
(7.3°C)
43.2°F
(6.2°C)
1.9°F
(1.1°C)
104th Coolest Coolest since: 1973 1978
21st Warmest Warmest since: 1955 2012
Ties: 1955
Sep 1973–May 1974
9-Month
47.7°F
(8.7°C)
45.9°F
(7.7°C)
1.8°F
(1.0°C)
104th Coolest Coolest since: 1973 1904
21st Warmest Warmest since: 1972 2012
Aug 1973–May 1974
10-Month
50.5°F
(10.3°C)
48.8°F
(9.3°C)
1.7°F
(1.0°C)
107th Coolest Coolest since: 1973 1904
18th Warmest Warmest since: 1955 2012
Ties: 2004
Jul 1973–May 1974
11-Month
52.8°F
(11.6°C)
51.3°F
(10.7°C)
1.5°F
(0.9°C)
106th Coolest Coolest since: 1973 1904
19th Warmest Warmest since: 1955 2012
Ties: 1976, 2004
Jun 1973–May 1974
12-Month
54.6°F
(12.6°C)
53.2°F
(11.8°C)
1.4°F
(0.8°C)
107th Coolest Coolest since: 1973 1904
18th Warmest Warmest since: 1955 2012
Dec 1972–May 1974
18-Month
50.3°F
(10.2°C)
49.2°F
(9.6°C)
1.1°F
(0.6°C)
99th Coolest Coolest since: 1973 1979
25th Warmest Warmest since: 1955 2017
Ties: 1933
Jun 1972–May 1974
24-Month
53.6°F
(12.0°C)
53.1°F
(11.7°C)
0.5°F
(0.3°C)
85th Coolest Coolest since: 1973 1905
39th Warmest Warmest since: 1965 2017
Ties: 1914, 1921, 1989
Jun 1971–May 1974
36-Month
53.9°F
(12.2°C)
53.1°F
(11.7°C)
0.8°F
(0.5°C)
97th Coolest Coolest since: 1973 1979
26th Warmest Warmest since: 1957 2018
Ties: 1922, 1943, 1987, 1991, 1993, 1999
Jun 1970–May 1974
48-Month
53.5°F
(11.9°C)
53.0°F
(11.7°C)
0.5°F
(0.2°C)
78th Coolest Coolest since: 1973 1980
44th Warmest Warmest since: 1958 2019
Ties: 1950, 1975, 1976, 2010
Jun 1969–May 1974
60-Month
53.2°F
(11.8°C)
53.1°F
(11.7°C)
0.1°F
(0.1°C)
59th Coolest Coolest since: 1973 1906, 1907, 1908
62nd Warmest Warmest since: 1959 1957
Ties: 1922, 1985

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/