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 1985

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1985
1-Month
62.8°F
(17.1°C)
59.7°F
(15.4°C)
3.1°F
(1.7°C)
101st Coolest Coolest since: 1984 1907
25th Warmest Warmest since: 1982 1977
Ties: 2000
Apr–May 1985
2-Month
58.7°F
(14.8°C)
54.0°F
(12.2°C)
4.7°F
(2.6°C)
121st Coolest Coolest since: 1984 1907
5th Warmest Warmest since: 1977 1977
Ties: 1941
Mar–May 1985
3-Month
52.6°F
(11.4°C)
47.9°F
(8.8°C)
4.7°F
(2.6°C)
120th Coolest Coolest since: 1984 1960
6th Warmest Warmest since: 1977 2012
Ties: 1991
Feb–May 1985
4-Month
44.4°F
(6.9°C)
41.9°F
(5.5°C)
2.5°F
(1.4°C)
106th Coolest Coolest since: 1984 1947
20th Warmest Warmest since: 1977 2012
Ties: 1896
Jan–May 1985
5-Month
38.2°F
(3.4°C)
37.6°F
(3.1°C)
0.6°F
(0.3°C)
74th Coolest Coolest since: 1984 1912
52nd Warmest Warmest since: 1983 2012
Ties: 1949
Dec 1984–May 1985
6-Month
36.7°F
(2.6°C)
35.4°F
(1.9°C)
1.3°F
(0.7°C)
89th Coolest Coolest since: 1984 1979
36th Warmest Warmest since: 1983 2012
Ties: 1908, 1953
Nov 1984–May 1985
7-Month
36.9°F
(2.7°C)
35.7°F
(2.1°C)
1.2°F
(0.6°C)
90th Coolest Coolest since: 1984 1904
35th Warmest Warmest since: 1983 2012
Oct 1984–May 1985
8-Month
39.1°F
(3.9°C)
37.7°F
(3.2°C)
1.4°F
(0.7°C)
98th Coolest Coolest since: 1984 1912
27th Warmest Warmest since: 1983 2012
Ties: 1931
Sep 1984–May 1985
9-Month
41.6°F
(5.3°C)
40.5°F
(4.7°C)
1.1°F
(0.6°C)
92nd Coolest Coolest since: 1984 1904
33rd Warmest Warmest since: 1983 2012
Ties: 1938, 1972, 1981
Aug 1984–May 1985
10-Month
44.8°F
(7.1°C)
43.7°F
(6.5°C)
1.1°F
(0.6°C)
95th Coolest Coolest since: 1984 1904
30th Warmest Warmest since: 1983 2012
Ties: 1922, 1948, 2010
Jul 1984–May 1985
11-Month
47.2°F
(8.4°C)
46.4°F
(8.0°C)
0.8°F
(0.4°C)
91st Coolest Coolest since: 1984 1904
34th Warmest Warmest since: 1983 2012
Ties: 1937, 1995
Jun 1984–May 1985
12-Month
49.2°F
(9.6°C)
48.2°F
(9.0°C)
1.0°F
(0.6°C)
93rd Coolest Coolest since: 1984 1904
32nd Warmest Warmest since: 1981 2012
Ties: 1896, 1919, 1974, 1989, 1995
Dec 1983–May 1985
18-Month
43.8°F
(6.6°C)
44.0°F
(6.7°C)
-0.2°F
(-0.1°C)
52nd Coolest Coolest since: 1983 1918
72nd Warmest Warmest since: 1984 2017
Ties: 1911, 1920, 1948, 1958, 1973, 1977
Jun 1983–May 1985
24-Month
48.7°F
(9.3°C)
48.2°F
(9.0°C)
0.5°F
(0.3°C)
83rd Coolest Coolest since: 1984 1905
41st Warmest Warmest since: 1976 2017
Ties: 1914, 1931, 1976
Jun 1982–May 1985
36-Month
48.8°F
(9.3°C)
48.2°F
(9.0°C)
0.6°F
(0.3°C)
83rd Coolest Coolest since: 1984 1905, 1918, 1979
40th Warmest Warmest since: 1976 2000
Ties: 1974, 2009
Jun 1981–May 1985
48-Month
48.3°F
(9.1°C)
48.1°F
(8.9°C)
0.2°F
(0.2°C)
57th Coolest Coolest since: 1983 1980
65th Warmest Warmest since: 1984 2001, 2002, 2007
Ties: 1947, 1977, 1983, 1995
Jun 1980–May 1985
60-Month
48.5°F
(9.2°C)
48.1°F
(8.9°C)
0.4°F
(0.3°C)
69th Coolest Coolest since: 1984 1907, 1908
52nd Warmest Warmest since: 1976 2002
Ties: 1940, 1949, 1994

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/