Climate at a Glance

Statewide 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

Average Temperature Rankings, May 1986

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  • Record Warmest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1986
1-Month
64.1°F
(17.8°C)
62.1°F
(16.7°C)
2.0°F
(1.1°C)
88th Coolest Coolest since: 1984 1917
38th Warmest Warmest since: 1985 2018
Ties: 1999
Apr–May 1986
2-Month
60.0°F
(15.6°C)
56.8°F
(13.8°C)
3.2°F
(1.8°C)
114th Coolest Coolest since: 1984 1907
12th Warmest Warmest since: 1985 1896
Ties: 1962, 1965, 1998
Mar–May 1986
3-Month
54.5°F
(12.5°C)
51.1°F
(10.6°C)
3.4°F
(1.9°C)
115th Coolest Coolest since: 1984 1960
11th Warmest Warmest since: 1985 2012
Feb–May 1986
4-Month
48.0°F
(8.9°C)
45.7°F
(7.6°C)
2.3°F
(1.3°C)
108th Coolest Coolest since: 1985 1978
18th Warmest Warmest since: 1977 2012
Ties: 1896, 1927, 1992, 2006
Jan–May 1986
5-Month
44.0°F
(6.7°C)
41.6°F
(5.3°C)
2.4°F
(1.4°C)
110th Coolest Coolest since: 1985 1978, 1979
16th Warmest Warmest since: 1946 2012
Ties: 2004
Dec 1985–May 1986
6-Month
40.1°F
(4.5°C)
39.6°F
(4.2°C)
0.5°F
(0.3°C)
72nd Coolest Coolest since: 1984 1978
53rd Warmest Warmest since: 1985 2012
Ties: 1950, 1988, 2018
Nov 1985–May 1986
7-Month
40.3°F
(4.6°C)
39.7°F
(4.3°C)
0.6°F
(0.3°C)
75th Coolest Coolest since: 1984 1904
50th Warmest Warmest since: 1985 2012
Ties: 1933, 2018
Oct 1985–May 1986
8-Month
42.3°F
(5.7°C)
41.6°F
(5.3°C)
0.7°F
(0.4°C)
81st Coolest Coolest since: 1984 1904, 1978
44th Warmest Warmest since: 1985 2012
Sep 1985–May 1986
9-Month
45.0°F
(7.2°C)
44.3°F
(6.8°C)
0.7°F
(0.4°C)
81st Coolest Coolest since: 1984 1904
44th Warmest Warmest since: 1985 2012
Aug 1985–May 1986
10-Month
47.6°F
(8.7°C)
47.3°F
(8.5°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 1984 1904
51st Warmest Warmest since: 1985 2012
Ties: 1923, 1925, 1988, 1989, 2013, 2019
Jul 1985–May 1986
11-Month
50.0°F
(10.0°C)
49.8°F
(9.9°C)
0.2°F
(0.1°C)
66th Coolest Coolest since: 1984 1904
59th Warmest Warmest since: 1985 2012
Ties: 1901, 1915, 1923, 1927, 1945
Jun 1985–May 1986
12-Month
51.6°F
(10.9°C)
51.6°F
(10.9°C)
0.0°F
(0.0°C)
58th Coolest Coolest since: 1984 1904
67th Warmest Warmest since: 1985 2012
Ties: 2009
Dec 1984–May 1986
18-Month
48.0°F
(8.9°C)
47.6°F
(8.7°C)
0.4°F
(0.2°C)
76th Coolest Coolest since: 1985 1979
48th Warmest Warmest since: 1976 2017
Ties: 1947, 1972, 1995
Jun 1984–May 1986
24-Month
52.0°F
(11.1°C)
51.6°F
(10.9°C)
0.4°F
(0.2°C)
80th Coolest Coolest since: 1985 1905
44th Warmest Warmest since: 1974 2017
Ties: 1940, 1945, 1973, 2009
Jun 1983–May 1986
36-Month
51.8°F
(11.0°C)
51.7°F
(10.9°C)
0.1°F
(0.1°C)
68th Coolest Coolest since: 1984 1979
55th Warmest Warmest since: 1985 2018
Jun 1982–May 1986
48-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
66th Coolest Coolest since: 1985 1980
56th Warmest Warmest since: 1976 2019
Ties: 1948, 1954, 1995, 1998, 2016
Jun 1981–May 1986
60-Month
51.5°F
(10.8°C)
51.6°F
(10.9°C)
-0.1°F
(-0.1°C)
50th Coolest Coolest since: 1984 1906, 1907, 1908, 1981
71st Warmest Warmest since: 1985 2002
Ties: 1915, 1951

Citing This Page

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