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 1898

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1898
1-Month
59.0°F
(15.0°C)
59.7°F
(15.4°C)
-0.7°F
(-0.4°C)
49th Coolest Coolest since: 1897 1907
77th Warmest Warmest since: 1896 1977
Ties: 1905, 1952
Apr–May 1898
2-Month
52.8°F
(11.6°C)
54.1°F
(12.3°C)
-1.3°F
(-0.7°C)
33rd Coolest Coolest since: 1897 1907
93rd Warmest Warmest since: 1896 1977
Mar–May 1898
3-Month
47.8°F
(8.8°C)
47.8°F
(8.8°C)
0.0°F
(0.0°C)
61st Coolest Coolest since: 1897 1960
65th Warmest Warmest since: 1896 2012
Ties: 1958
Feb–May 1898
4-Month
41.8°F
(5.4°C)
42.0°F
(5.6°C)
-0.2°F
(-0.2°C)
57th Coolest Coolest since: 1897 1947
69th Warmest Warmest since: 1896 2012
Ties: 1932, 1961, 1984, 1994, 1995
Jan–May 1898
5-Month
38.1°F
(3.4°C)
37.5°F
(3.1°C)
0.6°F
(0.3°C)
72nd Coolest Coolest since: 1897 1912
54th Warmest Warmest since: 1896 2012
Dec 1897–May 1898
6-Month
35.1°F
(1.7°C)
35.4°F
(1.9°C)
-0.3°F
(-0.2°C)
51st Coolest Coolest to Date 1979
74th Warmest Warmest since: 1897 2012
Ties: 1937, 1958, 1975
Nov 1897–May 1898
7-Month
35.1°F
(1.7°C)
35.7°F
(2.1°C)
-0.6°F
(-0.4°C)
43rd Coolest Coolest to Date 1904
82nd Warmest Warmest since: 1897 2012
Ties: 1915, 1924, 1952
Oct 1897–May 1898
8-Month
37.7°F
(3.2°C)
37.7°F
(3.2°C)
0.0°F
(0.0°C)
62nd Coolest Coolest since: 1897 1912
63rd Warmest Warmest since: 1896 2012
Ties: 1915
Sep 1897–May 1898
9-Month
41.3°F
(5.2°C)
40.6°F
(4.8°C)
0.7°F
(0.4°C)
82nd Coolest Coolest since: 1897 1904
43rd Warmest Warmest since: 1896 2012
Aug 1897–May 1898
10-Month
44.1°F
(6.7°C)
43.6°F
(6.4°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 1897 1904
46th Warmest Warmest since: 1896 2012
Ties: 1973, 1990, 2013, 2018
Jul 1897–May 1898
11-Month
47.0°F
(8.3°C)
46.3°F
(7.9°C)
0.7°F
(0.4°C)
84th Coolest Coolest since: 1897 1904
41st Warmest Warmest since: 1896 2012
Ties: 1988, 2003, 2011
Jun 1897–May 1898
12-Month
48.8°F
(9.3°C)
48.2°F
(9.0°C)
0.6°F
(0.3°C)
78th Coolest Coolest since: 1897 1904
47th Warmest Warmest since: 1896 2012
Ties: 1945, 2010, 2018
Dec 1896–May 1898
18-Month
44.4°F
(6.9°C)
44.0°F
(6.7°C)
0.4°F
(0.2°C)
79th Coolest Coolest since: 1897 1918
45th Warmest Warmest to Date 2017
Ties: 1940, 1950, 1990
Jun 1896–May 1898
24-Month
48.0°F
(8.9°C)
48.2°F
(9.0°C)
-0.2°F
(-0.1°C)
45th Coolest Coolest to Date 1905
79th Warmest Warmest since: 1897 2017
Ties: 1909, 1920, 1924, 1928, 1947
Jun 1895–May 1898
36-Month
48.4°F
(9.1°C)
48.2°F
(9.0°C)
0.2°F
(0.1°C)
71st Coolest Coolest to Date 1905, 1918, 1979
52nd Warmest Warmest to Date 2000
Ties: 1949, 1983

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 16, 2019 from https://www.ncdc.noaa.gov/cag/