Climate at a Glance

Statewide 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

Average Temperature Rankings, July 1931

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
July 1931
1-Month
78.6°F
(25.9°C)
75.6°F
(24.2°C)
3.0°F
(1.7°C)
118th Coolest Coolest since: 1930 2009, 2014
11th Warmest Warmest since: 1921 1936
Ties: 1954, 1999
Jun–Jul 1931
2-Month
76.6°F
(24.8°C)
73.4°F
(23.0°C)
3.2°F
(1.8°C)
119th Coolest Coolest since: 1930 1915
10th Warmest Warmest since: 1921 1934
May–Jul 1931
3-Month
70.6°F
(21.4°C)
69.7°F
(20.9°C)
0.9°F
(0.5°C)
89th Coolest Coolest since: 1929 1924
40th Warmest Warmest since: 1930 1934
Ties: 1955
Apr–Jul 1931
4-Month
66.0°F
(18.9°C)
65.2°F
(18.4°C)
0.8°F
(0.5°C)
85th Coolest Coolest since: 1929 1907
44th Warmest Warmest since: 1930 1934
Ties: 1953, 1970, 2022
Mar–Jul 1931
5-Month
59.9°F
(15.5°C)
60.0°F
(15.6°C)
-0.1°F
(-0.1°C)
51st Coolest Coolest since: 1928 1960
78th Warmest Warmest since: 1930 2012
Feb–Jul 1931
6-Month
56.0°F
(13.3°C)
54.9°F
(12.7°C)
1.1°F
(0.6°C)
93rd Coolest Coolest since: 1929 1947
36th Warmest Warmest since: 1930 2012
Ties: 1919, 1933, 1990, 2001
Jan–Jul 1931
7-Month
52.5°F
(11.4°C)
50.7°F
(10.4°C)
1.8°F
(1.0°C)
104th Coolest Coolest since: 1930 1912
25th Warmest Warmest since: 1921 2012
Dec 1930–Jul 1931
8-Month
49.7°F
(9.8°C)
48.1°F
(8.9°C)
1.6°F
(0.9°C)
104th Coolest Coolest since: 1930 1904
24th Warmest Warmest since: 1921 2012
Ties: 1896, 1949, 1952, 1955, 2022
Nov 1930–Jul 1931
9-Month
48.8°F
(9.3°C)
47.3°F
(8.5°C)
1.5°F
(0.8°C)
101st Coolest Coolest since: 1930 1904
27th Warmest Warmest since: 1921 2012
Ties: 1942, 1955
Oct 1930–Jul 1931
10-Month
49.1°F
(9.5°C)
48.0°F
(8.9°C)
1.1°F
(0.6°C)
93rd Coolest Coolest since: 1930 1904
35th Warmest Warmest since: 1925 2012
Ties: 1925, 2021
Sep 1930–Jul 1931
11-Month
50.9°F
(10.5°C)
49.7°F
(9.8°C)
1.2°F
(0.7°C)
103rd Coolest Coolest since: 1930 1904
25th Warmest Warmest since: 1922 2012
Ties: 1914, 1919, 1922, 1953, 2004
Aug 1930–Jul 1931
12-Month
52.9°F
(11.6°C)
51.6°F
(10.9°C)
1.3°F
(0.7°C)
104th Coolest Coolest since: 1930 1904
24th Warmest Warmest since: 1921 2012
Ties: 1949, 2004
Feb 1930–Jul 1931
18-Month
54.4°F
(12.4°C)
52.7°F
(11.5°C)
1.7°F
(0.9°C)
110th Coolest Coolest since: 1930 1918
18th Warmest Warmest since: 1922 2012
Ties: 1921, 1988
Aug 1929–Jul 1931
24-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
88th Coolest Coolest since: 1930 1905
39th Warmest Warmest since: 1923 2017
Ties: 1938, 1953, 1957, 1974
Aug 1928–Jul 1931
36-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
72nd Coolest Coolest since: 1930 1979
54th Warmest Warmest since: 1923 2018
Ties: 1898, 1946, 1948, 1966, 1973, 1975
Aug 1927–Jul 1931
48-Month
51.7°F
(10.9°C)
51.6°F
(10.9°C)
0.1°F
(0.0°C)
57th Coolest Coolest since: 1930 1905, 1980
68th Warmest Warmest since: 1925 2019
Ties: 1921, 1938, 1946, 1948, 1995, 2016
Aug 1926–Jul 1931
60-Month
51.6°F
(10.9°C)
51.6°F
(10.9°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 1930 1906
70th Warmest Warmest since: 1925 2020
Ties: 1952, 1974, 1985, 1998

Citing This Page

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