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 1984

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1984
1-Month
56.7°F
(13.7°C)
59.7°F
(15.4°C)
-3.0°F
(-1.7°C)
25th Coolest Coolest since: 1983 1907
101st Warmest Warmest since: 1982 1977
Apr–May 1984
2-Month
52.2°F
(11.2°C)
54.1°F
(12.3°C)
-1.9°F
(-1.1°C)
21st Coolest Coolest since: 1983 1907
105th Warmest Warmest since: 1982 1977
Ties: 1967, 1973
Mar–May 1984
3-Month
44.7°F
(7.1°C)
47.9°F
(8.8°C)
-3.2°F
(-1.7°C)
7th Coolest Coolest since: 1960 1960
119th Warmest Warmest since: 1983 2012
Feb–May 1984
4-Month
41.8°F
(5.4°C)
41.9°F
(5.5°C)
-0.1°F
(-0.1°C)
57th Coolest Coolest since: 1982 1947
69th Warmest Warmest since: 1983 2012
Ties: 1898, 1932, 1961, 1994, 1995
Jan–May 1984
5-Month
37.0°F
(2.8°C)
37.6°F
(3.1°C)
-0.6°F
(-0.3°C)
49th Coolest Coolest since: 1982 1912
77th Warmest Warmest since: 1983 2012
Ties: 1926, 1969
Dec 1983–May 1984
6-Month
32.9°F
(0.5°C)
35.4°F
(1.9°C)
-2.5°F
(-1.4°C)
13th Coolest Coolest since: 1979 1979
112th Warmest Warmest since: 1983 2012
Nov 1983–May 1984
7-Month
34.0°F
(1.1°C)
35.6°F
(2.0°C)
-1.6°F
(-0.9°C)
18th Coolest Coolest since: 1979 1904
107th Warmest Warmest since: 1983 2012
Ties: 1901
Oct 1983–May 1984
8-Month
36.4°F
(2.4°C)
37.7°F
(3.2°C)
-1.3°F
(-0.8°C)
21st Coolest Coolest since: 1982 1912
104th Warmest Warmest since: 1983 2012
Ties: 1963
Sep 1983–May 1984
9-Month
39.4°F
(4.1°C)
40.6°F
(4.8°C)
-1.2°F
(-0.7°C)
25th Coolest Coolest since: 1982 1904
100th Warmest Warmest since: 1983 2012
Aug 1983–May 1984
10-Month
43.1°F
(6.2°C)
43.6°F
(6.4°C)
-0.5°F
(-0.2°C)
41st Coolest Coolest since: 1982 1904
84th Warmest Warmest since: 1983 2012
Ties: 1910
Jul 1983–May 1984
11-Month
46.2°F
(7.9°C)
46.3°F
(7.9°C)
-0.1°F
(0.0°C)
53rd Coolest Coolest since: 1982 1904
72nd Warmest Warmest since: 1983 2012
Ties: 1906, 1913, 1923, 1950
Jun 1983–May 1984
12-Month
48.3°F
(9.1°C)
48.3°F
(9.1°C)
0.0°F
(0.0°C)
60th Coolest Coolest since: 1982 1904
65th Warmest Warmest since: 1983 2012
Ties: 1902, 1946, 1956, 1973
Dec 1982–May 1984
18-Month
44.8°F
(7.1°C)
43.9°F
(6.6°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 1983 1918
34th Warmest Warmest since: 1976 2017
Ties: 1914, 1921, 1989
Jun 1982–May 1984
24-Month
48.6°F
(9.2°C)
48.2°F
(9.0°C)
0.4°F
(0.2°C)
79th Coolest Coolest since: 1983 1905
45th Warmest Warmest since: 1981 2017
Ties: 1941, 1943, 1945, 1950, 1957, 1965, 1973, 1981
Jun 1981–May 1984
36-Month
48.0°F
(8.9°C)
48.1°F
(8.9°C)
-0.1°F
(0.0°C)
47th Coolest Coolest since: 1981 1905, 1918, 1979
76th Warmest Warmest since: 1983 2000
Ties: 1965, 1977, 1994
Jun 1980–May 1984
48-Month
48.4°F
(9.1°C)
48.2°F
(9.0°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 1983 1980
55th Warmest Warmest since: 1976 2001, 2002, 2007
Ties: 1925, 1948, 1949, 1950, 2016
Jun 1979–May 1984
60-Month
48.3°F
(9.1°C)
48.2°F
(9.0°C)
0.1°F
(0.1°C)
58th Coolest Coolest since: 1983 1907, 1908
63rd Warmest Warmest since: 1977 2002
Ties: 1959, 1975, 1977, 1998

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 23, 2019 from https://www.ncdc.noaa.gov/cag/