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 1955

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1955
1-Month
62.1°F
(16.7°C)
59.7°F
(15.4°C)
2.4°F
(1.3°C)
94th Coolest Coolest since: 1954 1907
32nd Warmest Warmest since: 1944 1977
Ties: 1972
Apr–May 1955
2-Month
58.6°F
(14.8°C)
54.0°F
(12.2°C)
4.6°F
(2.6°C)
119th Coolest Coolest since: 1954 1907
7th Warmest Warmest since: 1941 1977
Mar–May 1955
3-Month
50.6°F
(10.3°C)
47.9°F
(8.8°C)
2.7°F
(1.5°C)
108th Coolest Coolest since: 1954 1960
18th Warmest Warmest since: 1946 2012
Ties: 1910
Feb–May 1955
4-Month
43.8°F
(6.6°C)
41.9°F
(5.5°C)
1.9°F
(1.1°C)
97th Coolest Coolest since: 1954 1947
29th Warmest Warmest since: 1946 2012
Ties: 1973, 1981
Jan–May 1955
5-Month
39.2°F
(4.0°C)
37.5°F
(3.1°C)
1.7°F
(0.9°C)
94th Coolest Coolest since: 1953 1912
32nd Warmest Warmest since: 1954 2012
Ties: 1922, 1925, 1977, 2001
Dec 1954–May 1955
6-Month
37.2°F
(2.9°C)
35.4°F
(1.9°C)
1.8°F
(1.0°C)
96th Coolest Coolest since: 1953 1979
29th Warmest Warmest since: 1954 2012
Ties: 1922, 1939, 1941
Nov 1954–May 1955
7-Month
37.4°F
(3.0°C)
35.7°F
(2.1°C)
1.7°F
(0.9°C)
98th Coolest Coolest since: 1953 1904
27th Warmest Warmest since: 1954 2012
Ties: 1896
Oct 1954–May 1955
8-Month
39.2°F
(4.0°C)
37.7°F
(3.2°C)
1.5°F
(0.8°C)
99th Coolest Coolest since: 1953 1912
26th Warmest Warmest since: 1954 2012
Sep 1954–May 1955
9-Month
42.1°F
(5.6°C)
40.6°F
(4.8°C)
1.5°F
(0.8°C)
100th Coolest Coolest since: 1953 1904
25th Warmest Warmest since: 1954 2012
Ties: 1934
Aug 1954–May 1955
10-Month
44.9°F
(7.2°C)
43.6°F
(6.4°C)
1.3°F
(0.8°C)
99th Coolest Coolest since: 1953 1904
26th Warmest Warmest since: 1954 2012
Ties: 1914, 1934, 1981
Jul 1954–May 1955
11-Month
47.6°F
(8.7°C)
46.3°F
(7.9°C)
1.3°F
(0.8°C)
101st Coolest Coolest since: 1953 1904
24th Warmest Warmest since: 1954 2012
Ties: 1914, 1938, 1964, 1983
Jun 1954–May 1955
12-Month
49.7°F
(9.8°C)
48.2°F
(9.0°C)
1.5°F
(0.8°C)
103rd Coolest Coolest since: 1953 1904
22nd Warmest Warmest since: 1954 2012
Ties: 2005
Dec 1953–May 1955
18-Month
45.6°F
(7.6°C)
43.9°F
(6.6°C)
1.7°F
(1.0°C)
105th Coolest Coolest since: 1953 1918
19th Warmest Warmest since: 1954 2017
Ties: 1934, 1987, 1991
Jun 1953–May 1955
24-Month
50.0°F
(10.0°C)
48.2°F
(9.0°C)
1.8°F
(1.0°C)
112th Coolest Coolest since: 1954 1905
12th Warmest Warmest since: 1933 2017
Ties: 1992
Jun 1952–May 1955
36-Month
49.6°F
(9.8°C)
48.2°F
(9.0°C)
1.4°F
(0.8°C)
105th Coolest Coolest since: 1954 1905, 1918, 1979
18th Warmest Warmest since: 1934 2000
Ties: 1992, 1999, 2005
Jun 1951–May 1955
48-Month
49.0°F
(9.4°C)
48.2°F
(9.0°C)
0.8°F
(0.4°C)
89th Coolest Coolest since: 1954 1980
33rd Warmest Warmest since: 1942 2001, 2002, 2007
Ties: 1932, 1999
Jun 1950–May 1955
60-Month
48.4°F
(9.1°C)
48.2°F
(9.0°C)
0.2°F
(0.1°C)
65th Coolest Coolest since: 1954 1907, 1908
56th Warmest Warmest since: 1950 2002
Ties: 1948, 1950

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 20, 2019 from https://www.ncdc.noaa.gov/cag/