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 July 2022. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, July 2021

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 2021
1-Month
77.0°F
(25.0°C)
77.9°F
(25.5°C)
-0.9°F
(-0.5°C)
45th Coolest Coolest since: 2014 2014
84th Warmest Warmest since: 2020 2012
Ties: 1956, 1976
Jun–Jul 2021
2-Month
76.5°F
(24.7°C)
75.9°F
(24.4°C)
0.6°F
(0.3°C)
83rd Coolest Coolest since: 2019 1904, 1927
46th Warmest Warmest since: 2020 1934
Ties: 1964, 2008
May–Jul 2021
3-Month
72.2°F
(22.3°C)
72.3°F
(22.4°C)
-0.1°F
(-0.1°C)
60th Coolest Coolest since: 2014 1924
69th Warmest Warmest since: 2020 1934
Ties: 1905, 1938
Apr–Jul 2021
4-Month
68.0°F
(20.0°C)
68.0°F
(20.0°C)
0.0°F
(0.0°C)
60th Coolest Coolest since: 2020 1907
69th Warmest Warmest since: 2020 2012
Ties: 1895, 1905, 1939, 1975, 2020
Mar–Jul 2021
5-Month
64.6°F
(18.1°C)
63.3°F
(17.4°C)
1.3°F
(0.7°C)
99th Coolest Coolest since: 2020 1960
30th Warmest Warmest since: 2018 2012
Ties: 1930, 1985, 2015, 2018
Feb–Jul 2021
6-Month
58.3°F
(14.6°C)
58.6°F
(14.8°C)
-0.3°F
(-0.2°C)
54th Coolest Coolest since: 2015 1947
75th Warmest Warmest since: 2020 2012
Ties: 1909, 1972
Jan–Jul 2021
7-Month
54.9°F
(12.7°C)
54.7°F
(12.6°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 2015 1912
62nd Warmest Warmest since: 2020 2012
Ties: 1956
Dec 2020–Jul 2021
8-Month
52.7°F
(11.5°C)
52.2°F
(11.2°C)
0.5°F
(0.3°C)
75th Coolest Coolest since: 2015 1978
53rd Warmest Warmest since: 2020 2012
Ties: 1967, 1990, 2013
Nov 2020–Jul 2021
9-Month
52.4°F
(11.3°C)
51.3°F
(10.7°C)
1.1°F
(0.6°C)
92nd Coolest Coolest since: 2019 1904, 1912
36th Warmest Warmest since: 2020 2012
Ties: 1933, 1974, 2018
Oct 2020–Jul 2021
10-Month
52.7°F
(11.5°C)
51.9°F
(11.1°C)
0.8°F
(0.4°C)
83rd Coolest Coolest since: 2019 1904, 1912
45th Warmest Warmest since: 2020 2012
Ties: 1933, 1949
Sep 2020–Jul 2021
11-Month
54.2°F
(12.3°C)
53.6°F
(12.0°C)
0.6°F
(0.3°C)
80th Coolest Coolest since: 2015 1904
48th Warmest Warmest since: 2020 2012
Ties: 2008
Aug 2020–Jul 2021
12-Month
55.8°F
(13.2°C)
55.3°F
(12.9°C)
0.5°F
(0.3°C)
71st Coolest Coolest since: 2015 1904
57th Warmest Warmest since: 2020 2012
Ties: 1896
Feb 2020–Jul 2021
18-Month
57.2°F
(14.0°C)
56.5°F
(13.6°C)
0.7°F
(0.4°C)
89th Coolest Coolest since: 2015 1918, 1979
39th Warmest Warmest since: 2020 2012
Ties: 1946, 1998, 2010
Aug 2019–Jul 2021
24-Month
56.5°F
(13.6°C)
55.4°F
(13.0°C)
1.1°F
(0.6°C)
103rd Coolest Coolest since: 2019 1979
24th Warmest Warmest since: 2020 2017
Ties: 1991, 2008
Aug 2018–Jul 2021
36-Month
56.4°F
(13.6°C)
55.4°F
(13.0°C)
1.0°F
(0.6°C)
102nd Coolest Coolest since: 2016 1979
24th Warmest Warmest since: 2020 2018
Ties: 2014
Aug 2017–Jul 2021
48-Month
56.4°F
(13.6°C)
55.4°F
(13.0°C)
1.0°F
(0.6°C)
104th Coolest Coolest since: 2016 1980
21st Warmest Warmest since: 2020 2019
Ties: 2005, 2014
Aug 2016–Jul 2021
60-Month
56.9°F
(13.8°C)
55.3°F
(12.9°C)
1.6°F
(0.9°C)
121st Coolest Coolest since: 2018 1906, 1980
3rd Warmest Warmest since: 2020 2020
Ties: 1935, 2002, 2008, 2012

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published August 2022, retrieved on August 11, 2022 from https://www.ncei.noaa.gov/cag/