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 January 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, July 1931

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
July 1931
1-Month
80.4°F
(26.9°C)
77.9°F
(25.5°C)
2.5°F
(1.4°C)
109th Coolest Coolest since: 1929 2014
18th Warmest Warmest since: 1930 2012
Ties: 1999
Jun–Jul 1931
2-Month
78.8°F
(26.0°C)
75.9°F
(24.4°C)
2.9°F
(1.6°C)
115th Coolest Coolest since: 1930 1904, 1927
12th Warmest Warmest since: 1921 1934
Ties: 1933
May–Jul 1931
3-Month
73.0°F
(22.8°C)
72.3°F
(22.4°C)
0.7°F
(0.4°C)
82nd Coolest Coolest since: 1929 1924
45th Warmest Warmest since: 1930 1934
Apr–Jul 1931
4-Month
68.6°F
(20.3°C)
68.0°F
(20.0°C)
0.6°F
(0.3°C)
79th Coolest Coolest since: 1929 1907
48th Warmest Warmest since: 1930 2012
Ties: 1902, 1949, 2007
Mar–Jul 1931
5-Month
62.8°F
(17.1°C)
63.3°F
(17.4°C)
-0.5°F
(-0.3°C)
38th Coolest Coolest since: 1928 1960
89th Warmest Warmest since: 1930 2012
Ties: 1916, 1970, 2008
Feb–Jul 1931
6-Month
59.0°F
(15.0°C)
58.6°F
(14.8°C)
0.4°F
(0.2°C)
71st Coolest Coolest since: 1929 1947
56th Warmest Warmest since: 1930 2012
Ties: 1973
Jan–Jul 1931
7-Month
55.7°F
(13.2°C)
54.7°F
(12.6°C)
1.0°F
(0.6°C)
90th Coolest Coolest since: 1929 1912
37th Warmest Warmest since: 1930 2012
Ties: 1974, 1976, 2004, 2018
Dec 1930–Jul 1931
8-Month
53.0°F
(11.7°C)
52.2°F
(11.2°C)
0.8°F
(0.5°C)
82nd Coolest Coolest since: 1929 1978
44th Warmest Warmest since: 1930 2012
Ties: 1908, 1944, 2011
Nov 1930–Jul 1931
9-Month
52.1°F
(11.2°C)
51.4°F
(10.8°C)
0.7°F
(0.4°C)
84th Coolest Coolest since: 1930 1904, 1912
42nd Warmest Warmest since: 1925 2012
Ties: 1911, 1942, 1972
Oct 1930–Jul 1931
10-Month
52.4°F
(11.3°C)
52.0°F
(11.1°C)
0.4°F
(0.2°C)
73rd Coolest Coolest since: 1930 1904, 1912
53rd Warmest Warmest since: 1925 2012
Ties: 2008
Sep 1930–Jul 1931
11-Month
54.1°F
(12.3°C)
53.5°F
(11.9°C)
0.6°F
(0.4°C)
78th Coolest Coolest since: 1930 1904
48th Warmest Warmest since: 1925 2012
Ties: 1933
Aug 1930–Jul 1931
12-Month
56.1°F
(13.4°C)
55.3°F
(12.9°C)
0.8°F
(0.5°C)
84th Coolest Coolest since: 1930 1904
42nd Warmest Warmest since: 1925 2012
Ties: 1976, 1995
Feb 1930–Jul 1931
18-Month
57.8°F
(14.3°C)
56.4°F
(13.6°C)
1.4°F
(0.7°C)
105th Coolest Coolest since: 1930 1918, 1979
21st Warmest Warmest since: 1922 2012
Ties: 2005, 2020
Aug 1929–Jul 1931
24-Month
55.8°F
(13.2°C)
55.4°F
(13.0°C)
0.4°F
(0.2°C)
82nd Coolest Coolest since: 1930 1979
43rd Warmest Warmest since: 1923 2017
Ties: 1915, 1972, 1973, 1974, 2004
Aug 1928–Jul 1931
36-Month
55.4°F
(13.0°C)
55.4°F
(13.0°C)
0.0°F
(0.0°C)
55th Coolest Coolest since: 1930 1979
69th Warmest Warmest since: 1927 2018
Ties: 1910, 1925, 1927, 1953, 1975, 1986
Aug 1927–Jul 1931
48-Month
55.3°F
(12.9°C)
55.4°F
(13.0°C)
-0.1°F
(-0.1°C)
47th Coolest Coolest since: 1930 1980
76th Warmest Warmest since: 1928 2019
Ties: 1901, 1914, 1917, 1921, 1928, 1947, 1959
Aug 1926–Jul 1931
60-Month
55.3°F
(12.9°C)
55.4°F
(13.0°C)
-0.1°F
(-0.1°C)
51st Coolest Coolest since: 1930 1906, 1980
71st Warmest Warmest since: 1926 2020
Ties: 1914, 1917, 1998

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published February 2021, retrieved on February 26, 2021 from https://www.ncdc.noaa.gov/cag/