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 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, May 1989

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1989
1-Month
59.5°F
(15.3°C)
62.1°F
(16.7°C)
-2.6°F
(-1.4°C)
33rd Coolest Coolest since: 1984 1917
94th Warmest Warmest since: 1988 2018
Apr–May 1989
2-Month
55.4°F
(13.0°C)
56.8°F
(13.8°C)
-1.4°F
(-0.8°C)
32nd Coolest Coolest since: 1984 1907
95th Warmest Warmest since: 1988 1896
Ties: 1898
Mar–May 1989
3-Month
50.4°F
(10.2°C)
51.2°F
(10.7°C)
-0.8°F
(-0.5°C)
47th Coolest Coolest since: 1984 1960
80th Warmest Warmest since: 1988 2012
Ties: 1915, 1935
Feb–May 1989
4-Month
43.4°F
(6.3°C)
45.7°F
(7.6°C)
-2.3°F
(-1.3°C)
17th Coolest Coolest since: 1980 1978
110th Warmest Warmest since: 1988 2012
Jan–May 1989
5-Month
41.6°F
(5.3°C)
41.6°F
(5.3°C)
0.0°F
(0.0°C)
60th Coolest Coolest since: 1988 1978, 1979
67th Warmest Warmest since: 1987 2012
Ties: 1959
Dec 1988–May 1989
6-Month
39.9°F
(4.4°C)
39.6°F
(4.2°C)
0.3°F
(0.2°C)
67th Coolest Coolest since: 1984 1978
59th Warmest Warmest since: 1988 2012
Nov 1988–May 1989
7-Month
40.2°F
(4.6°C)
39.7°F
(4.3°C)
0.5°F
(0.3°C)
72nd Coolest Coolest since: 1984 1904
54th Warmest Warmest since: 1988 2012
Oct 1988–May 1989
8-Month
41.3°F
(5.2°C)
41.6°F
(5.3°C)
-0.3°F
(-0.1°C)
44th Coolest Coolest since: 1984 1904, 1978
82nd Warmest Warmest since: 1988 2012
Ties: 1929, 1965, 2001
Sep 1988–May 1989
9-Month
44.2°F
(6.8°C)
44.3°F
(6.8°C)
-0.1°F
(0.0°C)
50th Coolest Coolest since: 1984 1904
76th Warmest Warmest since: 1988 2012
Ties: 1900, 1937, 1947, 1961, 1967
Aug 1988–May 1989
10-Month
47.6°F
(8.7°C)
47.3°F
(8.5°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 1988 1904
52nd Warmest Warmest since: 1988 2012
Ties: 1923, 1925, 1986, 1988, 2013, 2019
Jul 1988–May 1989
11-Month
50.3°F
(10.2°C)
49.8°F
(9.9°C)
0.5°F
(0.3°C)
77th Coolest Coolest since: 1988 1904
49th Warmest Warmest since: 1988 2012
Ties: 1896, 1956, 1988
Jun 1988–May 1989
12-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
79th Coolest Coolest since: 1986 1904
47th Warmest Warmest since: 1988 2012
Ties: 1896, 1950, 2019
Dec 1987–May 1989
18-Month
48.2°F
(9.0°C)
47.6°F
(8.7°C)
0.6°F
(0.3°C)
85th Coolest Coolest since: 1986 1979
40th Warmest Warmest since: 1988 2017
Ties: 1909, 1915, 1945, 1957
Jun 1987–May 1989
24-Month
52.3°F
(11.3°C)
51.7°F
(10.9°C)
0.6°F
(0.4°C)
91st Coolest Coolest since: 1986 1905
34th Warmest Warmest since: 1988 2017
Ties: 1921, 1950, 2019
Jun 1986–May 1989
36-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
102nd Coolest Coolest since: 1988 1979
22nd Warmest Warmest since: 1957 2018
Ties: 1922, 1935, 1957
Jun 1985–May 1989
48-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
91st Coolest Coolest since: 1987 1980
32nd Warmest Warmest since: 1988 2019
Ties: 1932
Jun 1984–May 1989
60-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
92nd Coolest Coolest since: 1988 1906, 1907, 1908, 1981
30th Warmest Warmest since: 1958 2020
Ties: 1941

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2020, retrieved on September 20, 2020 from https://www.ncdc.noaa.gov/cag/