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 1966

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1966
1-Month
59.8°F
(15.4°C)
63.5°F
(17.5°C)
-3.7°F
(-2.1°C)
12th Coolest Coolest since: 1961 1924
114th Warmest Warmest since: 1965 2018
Ties: 1954
Apr–May 1966
2-Month
55.0°F
(12.8°C)
58.2°F
(14.6°C)
-3.2°F
(-1.8°C)
9th Coolest Coolest since: 1961 1907
117th Warmest Warmest since: 1965 1896
Mar–May 1966
3-Month
51.4°F
(10.8°C)
52.7°F
(11.5°C)
-1.3°F
(-0.7°C)
35th Coolest Coolest since: 1961 1960
91st Warmest Warmest since: 1965 2012
Ties: 1915
Feb–May 1966
4-Month
46.2°F
(7.9°C)
47.4°F
(8.6°C)
-1.2°F
(-0.7°C)
40th Coolest Coolest since: 1960 1978
86th Warmest Warmest since: 1965 2012
Ties: 1934, 1984
Jan–May 1966
5-Month
41.6°F
(5.3°C)
43.3°F
(6.3°C)
-1.7°F
(-1.0°C)
20th Coolest Coolest since: 1960 1978
106th Warmest Warmest since: 1965 2012
Ties: 1901
Dec 1965–May 1966
6-Month
41.2°F
(5.1°C)
41.3°F
(5.2°C)
-0.1°F
(-0.1°C)
55th Coolest Coolest since: 1965 1978
70th Warmest Warmest since: 1965 2012
Ties: 1903, 1948, 1965, 2003
Nov 1965–May 1966
7-Month
41.9°F
(5.5°C)
41.4°F
(5.2°C)
0.5°F
(0.3°C)
71st Coolest Coolest since: 1964 1904
54th Warmest Warmest since: 1965 2012
Oct 1965–May 1966
8-Month
43.5°F
(6.4°C)
43.2°F
(6.2°C)
0.3°F
(0.2°C)
68th Coolest Coolest since: 1965 1978
57th Warmest Warmest since: 1964 2012
Ties: 1948, 2009
Sep 1965–May 1966
9-Month
46.2°F
(7.9°C)
45.9°F
(7.7°C)
0.3°F
(0.2°C)
71st Coolest Coolest since: 1965 1904
54th Warmest Warmest since: 1964 2012
Ties: 1908, 1959
Aug 1965–May 1966
10-Month
48.9°F
(9.4°C)
48.8°F
(9.3°C)
0.1°F
(0.1°C)
57th Coolest Coolest since: 1965 1904
68th Warmest Warmest since: 1965 2012
Ties: 1927, 1961, 1965, 1989
Jul 1965–May 1966
11-Month
51.2°F
(10.7°C)
51.4°F
(10.8°C)
-0.2°F
(-0.1°C)
48th Coolest Coolest since: 1963 1904
77th Warmest Warmest since: 1965 2012
Ties: 1900, 1944, 1961, 2009
Jun 1965–May 1966
12-Month
53.0°F
(11.7°C)
53.1°F
(11.7°C)
-0.1°F
(0.0°C)
57th Coolest Coolest since: 1963 1904
68th Warmest Warmest since: 1965 2012
Dec 1964–May 1966
18-Month
49.1°F
(9.5°C)
49.2°F
(9.6°C)
-0.1°F
(-0.1°C)
56th Coolest Coolest since: 1963 1979
68th Warmest Warmest since: 1965 2017
Ties: 1920
Jun 1964–May 1966
24-Month
53.2°F
(11.8°C)
53.2°F
(11.8°C)
0.0°F
(0.0°C)
66th Coolest Coolest since: 1964 1905
58th Warmest Warmest since: 1965 2017
Ties: 1901, 1931, 1948, 1993, 1998
Jun 1963–May 1966
36-Month
53.4°F
(11.9°C)
53.1°F
(11.7°C)
0.3°F
(0.2°C)
75th Coolest Coolest since: 1965 1979
48th Warmest Warmest since: 1958 2018
Ties: 1916, 1924, 1946, 1949, 1958
Jun 1962–May 1966
48-Month
53.1°F
(11.7°C)
53.1°F
(11.7°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1965 1980
71st Warmest Warmest since: 1965 2019
Ties: 1917, 1951, 1965, 1995, 1998
Jun 1961–May 1966
60-Month
53.1°F
(11.7°C)
53.1°F
(11.7°C)
0.0°F
(0.0°C)
52nd Coolest Coolest since: 1965 1906, 1907, 1908
69th Warmest Warmest since: 1960 1957
Ties: 1926, 1947, 1953, 1960, 1967, 1977

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 22, 2019 from https://www.ncdc.noaa.gov/cag/