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 2022. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, June 2020

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 2020
1-Month
75.5°F
(24.2°C)
73.9°F
(23.3°C)
1.6°F
(0.9°C)
94th Coolest Coolest since: 2019 1903
35th Warmest Warmest since: 2018 1952
Ties: 1898, 2015
May–Jun 2020
2-Month
69.4°F
(20.8°C)
69.5°F
(20.8°C)
-0.1°F
(0.0°C)
58th Coolest Coolest since: 2008 1907
71st Warmest Warmest since: 2019 2018
Ties: 1925, 1931, 1984, 2002
Apr–Jun 2020
3-Month
64.1°F
(17.8°C)
64.8°F
(18.2°C)
-0.7°F
(-0.4°C)
37th Coolest Coolest since: 2008 1907
92nd Warmest Warmest since: 2019 2010
Ties: 1958, 1984, 1995, 2008
Mar–Jun 2020
4-Month
60.5°F
(15.8°C)
59.7°F
(15.4°C)
0.8°F
(0.4°C)
82nd Coolest Coolest since: 2019 1960
47th Warmest Warmest since: 2018 2012
Ties: 1988
Feb–Jun 2020
5-Month
55.9°F
(13.3°C)
54.8°F
(12.7°C)
1.1°F
(0.6°C)
87th Coolest Coolest since: 2019 1912, 1960, 1978
42nd Warmest Warmest since: 2018 2012
Ties: 1981
Jan–Jun 2020
6-Month
52.7°F
(11.5°C)
50.8°F
(10.4°C)
1.9°F
(1.1°C)
106th Coolest Coolest since: 2019 1912, 1978
23rd Warmest Warmest since: 2017 2012
Dec 2019–Jun 2020
7-Month
50.8°F
(10.4°C)
48.4°F
(9.1°C)
2.4°F
(1.3°C)
115th Coolest Coolest since: 2019 1978
13th Warmest Warmest since: 2017 2012
Nov 2019–Jun 2020
8-Month
49.4°F
(9.7°C)
48.0°F
(8.9°C)
1.4°F
(0.8°C)
99th Coolest Coolest since: 2019 1912
29th Warmest Warmest since: 2017 2012
Ties: 1938, 1939, 1967, 1986
Oct 2019–Jun 2020
9-Month
50.3°F
(10.2°C)
49.1°F
(9.5°C)
1.2°F
(0.7°C)
97th Coolest Coolest since: 2019 1912, 1978
31st Warmest Warmest since: 2018 2012
Ties: 1922, 1934, 1941, 1942
Sep 2019–Jun 2020
10-Month
52.8°F
(11.6°C)
51.0°F
(10.6°C)
1.8°F
(1.0°C)
110th Coolest Coolest since: 2019 1978
18th Warmest Warmest since: 2017 2012
Ties: 1987
Aug 2019–Jun 2020
11-Month
55.0°F
(12.8°C)
53.4°F
(11.9°C)
1.6°F
(0.9°C)
114th Coolest Coolest since: 2019 1904, 1978
14th Warmest Warmest since: 2017 2012
Jul 2019–Jun 2020
12-Month
57.0°F
(13.9°C)
55.4°F
(13.0°C)
1.6°F
(0.9°C)
113th Coolest Coolest since: 2019 1904, 1912, 1918, 1978
15th Warmest Warmest since: 2017 2012
Ties: 1934, 1942
Jan 2019–Jun 2020
18-Month
55.2°F
(12.9°C)
53.9°F
(12.2°C)
1.3°F
(0.7°C)
105th Coolest Coolest since: 2019 1979
23rd Warmest Warmest since: 2018 2017
Ties: 1933, 2005
Jul 2018–Jun 2020
24-Month
56.6°F
(13.7°C)
55.4°F
(13.0°C)
1.2°F
(0.7°C)
108th Coolest Coolest since: 2019 1978, 1979
19th Warmest Warmest since: 2018 2017
Ties: 1942, 2008
Jul 2017–Jun 2020
36-Month
56.6°F
(13.7°C)
55.4°F
(13.0°C)
1.2°F
(0.7°C)
108th Coolest Coolest since: 2016 1979
18th Warmest Warmest since: 2019 2018
Ties: 1939, 1954, 2002, 2014
Jul 2016–Jun 2020
48-Month
57.2°F
(14.0°C)
55.3°F
(12.9°C)
1.9°F
(1.1°C)
123rd Coolest Coolest since: 2018 1980
2nd Warmest Warmest since: 2019 2019
Ties: 2018
Jul 2015–Jun 2020
60-Month
57.5°F
(14.2°C)
55.4°F
(13.0°C)
2.1°F
(1.2°C)
123rd Coolest Coolest since: 2019 1980
1st Warmest Warmest to Date 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, Average Temperature, published September 2022, retrieved on October 6, 2022 from https://www.ncdc.noaa.gov/cag/