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 December 2019. For more information, please see Climatological Rankings.


Illinois, Climate Division 1. Northwest

Average Temperature Rankings, June 2018

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
June 2018
1-Month
72.2°F
(22.3°C)
69.1°F
(20.6°C)
3.1°F
(1.7°C)
110th Coolest Coolest since: 2017 1916
16th Warmest Warmest since: 2005 1934
Ties: 1901
May–Jun 2018
2-Month
69.8°F
(21.0°C)
64.4°F
(18.0°C)
5.4°F
(3.0°C)
124th Coolest Coolest since: 2017 1907
2nd Warmest Warmest since: 1934 1934
Apr–Jun 2018
3-Month
60.0°F
(15.6°C)
59.1°F
(15.1°C)
0.9°F
(0.5°C)
83rd Coolest Coolest since: 2014 1907
43rd Warmest Warmest since: 2017 1934
Ties: 1932, 1954, 1965, 1971, 1981
Mar–Jun 2018
4-Month
54.0°F
(12.2°C)
53.2°F
(11.8°C)
0.8°F
(0.4°C)
79th Coolest Coolest since: 2014 1960
47th Warmest Warmest since: 2017 2012
Ties: 1936, 1990, 2011
Feb–Jun 2018
5-Month
48.0°F
(8.9°C)
47.3°F
(8.5°C)
0.7°F
(0.4°C)
76th Coolest Coolest since: 2015 1917, 1947
50th Warmest Warmest since: 2017 2012
Ties: 1918, 1939, 1941
Jan–Jun 2018
6-Month
43.4°F
(6.3°C)
42.8°F
(6.0°C)
0.6°F
(0.3°C)
78th Coolest Coolest since: 2015 1912
48th Warmest Warmest since: 2017 2012
Ties: 1927, 1956, 1968
Dec 2017–Jun 2018
7-Month
40.8°F
(4.9°C)
40.2°F
(4.6°C)
0.6°F
(0.3°C)
76th Coolest Coolest since: 2015 1904, 1979
49th Warmest Warmest since: 2017 2012
Ties: 1957
Nov 2017–Jun 2018
8-Month
40.4°F
(4.7°C)
39.9°F
(4.4°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 2015 1904, 1912
46th Warmest Warmest since: 2017 2012
Ties: 1908
Oct 2017–Jun 2018
9-Month
42.1°F
(5.6°C)
41.2°F
(5.1°C)
0.9°F
(0.5°C)
89th Coolest Coolest since: 2015 1912
36th Warmest Warmest since: 2017 2012
Ties: 1911, 1946, 1949, 1955
Sep 2017–Jun 2018
10-Month
44.5°F
(6.9°C)
43.4°F
(6.3°C)
1.1°F
(0.6°C)
96th Coolest Coolest since: 2015 1904
29th Warmest Warmest since: 2017 2012
Ties: 1914, 1941, 1949, 1955, 1981
Aug 2017–Jun 2018
11-Month
46.7°F
(8.2°C)
46.0°F
(7.8°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 2015 1904
38th Warmest Warmest since: 2017 2012
Ties: 1911, 1933, 1957
Jul 2017–Jun 2018
12-Month
48.9°F
(9.4°C)
48.3°F
(9.1°C)
0.6°F
(0.3°C)
84th Coolest Coolest since: 2015 1904
41st Warmest Warmest since: 2017 2012
Ties: 1937, 1948, 1989, 2010
Jan 2017–Jun 2018
18-Month
48.4°F
(9.1°C)
46.4°F
(8.0°C)
2.0°F
(1.1°C)
108th Coolest Coolest since: 2016 1918
17th Warmest Warmest since: 2017 2017
Ties: 2005, 2016
Jul 2016–Jun 2018
24-Month
50.6°F
(10.3°C)
48.2°F
(9.0°C)
2.4°F
(1.3°C)
116th Coolest Coolest since: 2016 1905
8th Warmest Warmest since: 2017 2017
Ties: 2006
Jul 2015–Jun 2018
36-Month
51.0°F
(10.6°C)
48.2°F
(9.0°C)
2.8°F
(1.6°C)
122nd Coolest Coolest since: 2017 1979
1st Warmest Warmest to Date 2018
Jul 2014–Jun 2018
48-Month
50.0°F
(10.0°C)
48.2°F
(9.0°C)
1.8°F
(1.0°C)
116th Coolest Coolest since: 2017 1980
6th Warmest Warmest since: 2013 2002, 2007
Ties: 2005, 2006, 2008, 2013
Jul 2013–Jun 2018
60-Month
49.2°F
(9.6°C)
48.2°F
(9.0°C)
1.0°F
(0.6°C)
100th Coolest Coolest since: 2017 1907
21st Warmest Warmest since: 2017 2002
Ties: 1923, 1957, 2014, 2017

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published January 2020, retrieved on January 27, 2020 from https://www.ncdc.noaa.gov/cag/