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 July 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, May 1990

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1990
1-Month
59.0°F
(15.0°C)
62.1°F
(16.7°C)
-3.1°F
(-1.7°C)
22nd Coolest Coolest since: 1983 1917
105th Warmest Warmest since: 1989 2018
Ties: 1946, 1968, 1971, 2008
Apr–May 1990
2-Month
54.9°F
(12.7°C)
56.8°F
(13.8°C)
-1.9°F
(-1.1°C)
21st Coolest Coolest since: 1984 1907
106th Warmest Warmest since: 1989 1896
Ties: 1901, 1928
Mar–May 1990
3-Month
51.5°F
(10.8°C)
51.2°F
(10.7°C)
0.3°F
(0.1°C)
67th Coolest Coolest since: 1989 1960
60th Warmest Warmest since: 1988 2012
Ties: 1949, 1967, 2020
Feb–May 1990
4-Month
47.5°F
(8.6°C)
45.7°F
(7.6°C)
1.8°F
(1.0°C)
96th Coolest Coolest since: 1989 1978
31st Warmest Warmest since: 1987 2012
Ties: 1985
Jan–May 1990
5-Month
45.3°F
(7.4°C)
41.6°F
(5.3°C)
3.7°F
(2.1°C)
119th Coolest Coolest since: 1989 1978, 1979
8th Warmest Warmest since: 1987 2012
Dec 1989–May 1990
6-Month
40.7°F
(4.8°C)
39.6°F
(4.2°C)
1.1°F
(0.6°C)
89th Coolest Coolest since: 1989 1978
37th Warmest Warmest since: 1987 2012
Ties: 1931, 1985, 2013
Nov 1989–May 1990
7-Month
40.7°F
(4.8°C)
39.7°F
(4.3°C)
1.0°F
(0.5°C)
87th Coolest Coolest since: 1989 1904
39th Warmest Warmest since: 1988 2012
Ties: 1934, 1941, 1981, 1985
Oct 1989–May 1990
8-Month
42.6°F
(5.9°C)
41.6°F
(5.3°C)
1.0°F
(0.6°C)
90th Coolest Coolest since: 1989 1904, 1978
36th Warmest Warmest since: 1987 2012
Ties: 1903, 1914, 1949, 1953, 2010, 2018
Sep 1989–May 1990
9-Month
44.9°F
(7.2°C)
44.4°F
(6.9°C)
0.5°F
(0.3°C)
80th Coolest Coolest since: 1989 1904
46th Warmest Warmest since: 1987 2012
Ties: 1909, 1935, 1981, 2008
Aug 1989–May 1990
10-Month
47.7°F
(8.7°C)
47.3°F
(8.5°C)
0.4°F
(0.2°C)
77th Coolest Coolest since: 1989 1904
49th Warmest Warmest since: 1987 2012
Ties: 1909, 2010
Jul 1989–May 1990
11-Month
50.2°F
(10.1°C)
49.8°F
(9.9°C)
0.4°F
(0.2°C)
73rd Coolest Coolest since: 1986 1904
53rd Warmest Warmest since: 1989 2012
Ties: 1909, 1950, 2003
Jun 1989–May 1990
12-Month
51.9°F
(11.1°C)
51.6°F
(10.9°C)
0.3°F
(0.2°C)
70th Coolest Coolest since: 1986 1904
56th Warmest Warmest since: 1989 2012
Ties: 1923, 1944, 1983
Dec 1988–May 1990
18-Month
47.9°F
(8.8°C)
47.6°F
(8.7°C)
0.3°F
(0.1°C)
72nd Coolest Coolest since: 1985 1979
53rd Warmest Warmest since: 1989 2017
Ties: 1898, 1981, 1984
Jun 1988–May 1990
24-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
84th Coolest Coolest since: 1986 1905
41st Warmest Warmest since: 1989 2017
Ties: 1914, 1974, 2011
Jun 1987–May 1990
36-Month
52.2°F
(11.2°C)
51.7°F
(10.9°C)
0.5°F
(0.3°C)
83rd Coolest Coolest since: 1986 1979
41st Warmest Warmest since: 1989 2018
Ties: 1940, 1941, 1950
Jun 1986–May 1990
48-Month
52.5°F
(11.4°C)
51.6°F
(10.9°C)
0.9°F
(0.5°C)
97th Coolest Coolest since: 1989 1980
26th Warmest Warmest since: 1988 2019
Ties: 1923, 1942, 1988, 1991, 2004
Jun 1985–May 1990
60-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
90th Coolest Coolest since: 1988 1906, 1907, 1908, 1981
32nd Warmest Warmest since: 1989 2020
Ties: 1925, 1933, 1939, 1993, 1999, 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published August 2020, retrieved on August 15, 2020 from https://www.ncdc.noaa.gov/cag/