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 1. Northwest

Average Temperature Rankings, May 1989

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1989
1-Month
58.1°F
(14.5°C)
59.7°F
(15.4°C)
-1.6°F
(-0.9°C)
42nd Coolest Coolest since: 1984 1907
84th Warmest Warmest since: 1988 1977
Apr–May 1989
2-Month
52.9°F
(11.6°C)
54.0°F
(12.2°C)
-1.1°F
(-0.6°C)
34th Coolest Coolest since: 1984 1907
92nd Warmest Warmest since: 1988 1977
Mar–May 1989
3-Month
47.0°F
(8.3°C)
47.8°F
(8.8°C)
-0.8°F
(-0.5°C)
48th Coolest Coolest since: 1984 1960
78th Warmest Warmest since: 1988 2012
Ties: 1956, 1967, 1972
Feb–May 1989
4-Month
39.4°F
(4.1°C)
42.0°F
(5.6°C)
-2.6°F
(-1.5°C)
16th Coolest Coolest since: 1979 1947
110th Warmest Warmest since: 1988 2012
Jan–May 1989
5-Month
37.5°F
(3.1°C)
37.5°F
(3.1°C)
0.0°F
(0.0°C)
58th Coolest Coolest since: 1988 1912
68th Warmest Warmest since: 1988 2012
Ties: 1906, 1914, 1935, 1988, 1995
Dec 1988–May 1989
6-Month
35.8°F
(2.1°C)
35.5°F
(1.9°C)
0.3°F
(0.2°C)
72nd Coolest Coolest since: 1986 1979
53rd Warmest Warmest since: 1988 2012
Ties: 1903
Nov 1988–May 1989
7-Month
36.3°F
(2.4°C)
35.7°F
(2.1°C)
0.6°F
(0.3°C)
79th Coolest Coolest since: 1986 1904
46th Warmest Warmest since: 1988 2012
Ties: 1933
Oct 1988–May 1989
8-Month
37.5°F
(3.1°C)
37.7°F
(3.2°C)
-0.2°F
(-0.1°C)
49th Coolest Coolest since: 1986 1912
76th Warmest Warmest since: 1988 2012
Ties: 1906, 1961, 1967, 1980, 1993
Sep 1988–May 1989
9-Month
40.6°F
(4.8°C)
40.6°F
(4.8°C)
0.0°F
(0.0°C)
65th Coolest Coolest since: 1986 1904
60th Warmest Warmest since: 1988 2012
Ties: 1906, 1908, 1933, 2001
Aug 1988–May 1989
10-Month
44.2°F
(6.8°C)
43.6°F
(6.4°C)
0.6°F
(0.4°C)
82nd Coolest Coolest since: 1988 1904
43rd Warmest Warmest since: 1987 2012
Ties: 2008, 2011
Jul 1988–May 1989
11-Month
47.1°F
(8.4°C)
46.3°F
(7.9°C)
0.8°F
(0.5°C)
88th Coolest Coolest since: 1988 1904
37th Warmest Warmest since: 1987 2012
Ties: 1896, 1948, 1949
Jun 1988–May 1989
12-Month
49.2°F
(9.6°C)
48.2°F
(9.0°C)
1.0°F
(0.6°C)
93rd Coolest Coolest since: 1988 1904
32nd Warmest Warmest since: 1987 2012
Ties: 1896, 1919, 1974, 1985, 1995
Dec 1987–May 1989
18-Month
44.8°F
(7.1°C)
43.9°F
(6.6°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 1986 1918
34th Warmest Warmest since: 1988 2017
Ties: 1914, 1921, 1984
Jun 1987–May 1989
24-Month
49.1°F
(9.5°C)
48.2°F
(9.0°C)
0.9°F
(0.5°C)
96th Coolest Coolest since: 1987 1905
28th Warmest Warmest since: 1988 2017
Ties: 1921, 1923, 1938, 1987
Jun 1986–May 1989
36-Month
49.7°F
(9.8°C)
48.2°F
(9.0°C)
1.5°F
(0.8°C)
107th Coolest Coolest since: 1988 1905, 1918, 1979
16th Warmest Warmest since: 1934 2000
Ties: 1932
Jun 1985–May 1989
48-Month
49.1°F
(9.5°C)
48.1°F
(8.9°C)
1.0°F
(0.6°C)
93rd Coolest Coolest since: 1988 1980
29th Warmest Warmest since: 1988 2001, 2002, 2007
Ties: 1923, 1940, 1988
Jun 1984–May 1989
60-Month
49.1°F
(9.5°C)
48.1°F
(8.9°C)
1.0°F
(0.6°C)
96th Coolest Coolest since: 1988 1907, 1908
25th Warmest Warmest since: 1957 2002
Ties: 1923, 1941, 1999, 2018

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/