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 1988

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1988
1-Month
63.2°F
(17.3°C)
59.7°F
(15.4°C)
3.5°F
(1.9°C)
104th Coolest Coolest since: 1986 1907
22nd Warmest Warmest since: 1987 1977
Apr–May 1988
2-Month
56.0°F
(13.3°C)
54.0°F
(12.2°C)
2.0°F
(1.1°C)
99th Coolest Coolest since: 1984 1907
27th Warmest Warmest since: 1987 1977
Mar–May 1988
3-Month
49.8°F
(9.9°C)
47.8°F
(8.8°C)
2.0°F
(1.1°C)
100th Coolest Coolest since: 1984 1960
26th Warmest Warmest since: 1987 2012
Ties: 1963
Feb–May 1988
4-Month
42.6°F
(5.9°C)
41.9°F
(5.5°C)
0.7°F
(0.4°C)
80th Coolest Coolest since: 1984 1947
46th Warmest Warmest since: 1987 2012
Ties: 1910, 1928, 2011
Jan–May 1988
5-Month
37.5°F
(3.1°C)
37.5°F
(3.1°C)
0.0°F
(0.0°C)
58th Coolest Coolest since: 1984 1912
68th Warmest Warmest since: 1987 2012
Ties: 1906, 1914, 1935, 1989, 1995
Dec 1987–May 1988
6-Month
36.2°F
(2.3°C)
35.4°F
(1.9°C)
0.8°F
(0.4°C)
79th Coolest Coolest since: 1986 1979
46th Warmest Warmest since: 1987 2012
Ties: 1949, 1968
Nov 1987–May 1988
7-Month
37.1°F
(2.8°C)
35.7°F
(2.1°C)
1.4°F
(0.7°C)
92nd Coolest Coolest since: 1986 1904
33rd Warmest Warmest since: 1987 2012
Ties: 1953
Oct 1987–May 1988
8-Month
38.2°F
(3.4°C)
37.7°F
(3.2°C)
0.5°F
(0.2°C)
78th Coolest Coolest since: 1986 1912
47th Warmest Warmest since: 1987 2012
Ties: 1911, 1935, 1953
Sep 1987–May 1988
9-Month
40.9°F
(4.9°C)
40.5°F
(4.7°C)
0.4°F
(0.2°C)
75th Coolest Coolest since: 1986 1904
50th Warmest Warmest since: 1987 2012
Ties: 1909, 1911, 1945, 2003
Aug 1987–May 1988
10-Month
44.0°F
(6.7°C)
43.6°F
(6.4°C)
0.4°F
(0.3°C)
74th Coolest Coolest since: 1986 1904
51st Warmest Warmest since: 1987 2012
Ties: 1911, 1945, 2003
Jul 1987–May 1988
11-Month
47.0°F
(8.3°C)
46.4°F
(8.0°C)
0.6°F
(0.3°C)
84th Coolest Coolest since: 1986 1904
41st Warmest Warmest since: 1987 2012
Ties: 1898, 2003, 2011
Jun 1987–May 1988
12-Month
49.1°F
(9.5°C)
48.2°F
(9.0°C)
0.9°F
(0.5°C)
87th Coolest Coolest since: 1986 1904
38th Warmest Warmest since: 1987 2012
Ties: 2011
Dec 1986–May 1988
18-Month
46.3°F
(7.9°C)
43.9°F
(6.6°C)
2.4°F
(1.3°C)
115th Coolest Coolest since: 1987 1918
9th Warmest Warmest since: 1932 2017
Jun 1986–May 1988
24-Month
49.9°F
(9.9°C)
48.2°F
(9.0°C)
1.7°F
(0.9°C)
110th Coolest Coolest since: 1987 1905
14th Warmest Warmest since: 1955 2017
Ties: 2003
Jun 1985–May 1988
36-Month
49.1°F
(9.5°C)
48.2°F
(9.0°C)
0.9°F
(0.5°C)
93rd Coolest Coolest since: 1987 1905, 1918, 1979
30th Warmest Warmest since: 1987 2000
Ties: 1921, 1940, 1941, 1987
Jun 1984–May 1988
48-Month
49.1°F
(9.5°C)
48.1°F
(8.9°C)
1.0°F
(0.6°C)
93rd Coolest Coolest since: 1987 1980
29th Warmest Warmest since: 1957 2001, 2002, 2007
Ties: 1923, 1940, 1989
Jun 1983–May 1988
60-Month
49.0°F
(9.4°C)
48.2°F
(9.0°C)
0.8°F
(0.4°C)
91st Coolest Coolest since: 1987 1907, 1908
30th Warmest Warmest since: 1958 2002
Ties: 1925, 1958, 1990, 1993

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/