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 October 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, June 1940

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
June 1940
1-Month
72.3°F
(22.4°C)
71.4°F
(21.9°C)
0.9°F
(0.5°C)
75th Coolest Coolest since: 1938 1903
52nd Warmest Warmest since: 1939 1934
Ties: 1975, 1995
May–Jun 1940
2-Month
65.6°F
(18.7°C)
66.8°F
(19.3°C)
-1.2°F
(-0.6°C)
33rd Coolest Coolest since: 1935 1907, 1917
94th Warmest Warmest since: 1939 2018
Ties: 1948, 1973
Apr–Jun 1940
3-Month
60.3°F
(15.7°C)
61.7°F
(16.5°C)
-1.4°F
(-0.8°C)
22nd Coolest Coolest since: 1935 1907
105th Warmest Warmest since: 1939 1991
Ties: 1992
Mar–Jun 1940
4-Month
54.3°F
(12.4°C)
56.2°F
(13.4°C)
-1.9°F
(-1.0°C)
16th Coolest Coolest since: 1928 1960
111th Warmest Warmest since: 1939 2012
Feb–Jun 1940
5-Month
49.3°F
(9.6°C)
50.8°F
(10.4°C)
-1.5°F
(-0.8°C)
25th Coolest Coolest since: 1936 1947
102nd Warmest Warmest since: 1939 2012
Ties: 1920, 1936, 1951, 1993, 1996
Jan–Jun 1940
6-Month
43.2°F
(6.2°C)
46.5°F
(8.1°C)
-3.3°F
(-1.9°C)
5th Coolest Coolest since: 1912 1912
122nd Warmest Warmest since: 1939 2012
Dec 1939–Jun 1940
7-Month
41.9°F
(5.5°C)
44.1°F
(6.7°C)
-2.2°F
(-1.2°C)
13th Coolest Coolest since: 1936 1904, 1978
113th Warmest Warmest since: 1939 2012
Nov 1939–Jun 1940
8-Month
41.7°F
(5.4°C)
43.7°F
(6.5°C)
-2.0°F
(-1.1°C)
15th Coolest Coolest since: 1936 1904
111th Warmest Warmest since: 1939 2012
Oct 1939–Jun 1940
9-Month
43.3°F
(6.3°C)
44.9°F
(7.2°C)
-1.6°F
(-0.9°C)
17th Coolest Coolest since: 1936 1904
109th Warmest Warmest since: 1939 2012
Ties: 1905, 1970
Sep 1939–Jun 1940
10-Month
46.1°F
(7.8°C)
47.1°F
(8.4°C)
-1.0°F
(-0.6°C)
28th Coolest Coolest since: 1936 1904
98th Warmest Warmest since: 1939 2012
Ties: 1929
Aug 1939–Jun 1940
11-Month
48.5°F
(9.2°C)
49.5°F
(9.7°C)
-1.0°F
(-0.5°C)
28th Coolest Coolest since: 1936 1904
98th Warmest Warmest since: 1939 2012
Jul 1939–Jun 1940
12-Month
50.8°F
(10.4°C)
51.7°F
(10.9°C)
-0.9°F
(-0.5°C)
30th Coolest Coolest since: 1936 1904
96th Warmest Warmest since: 1939 2012
Ties: 1980
Jan 1939–Jun 1940
18-Month
49.9°F
(9.9°C)
49.9°F
(9.9°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1937 1979
69th Warmest Warmest since: 1939 2017
Ties: 1897, 1928, 1943, 1975, 1984, 1985
Jul 1938–Jun 1940
24-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
84th Coolest Coolest since: 1937 1905
41st Warmest Warmest since: 1939 2017
Ties: 1931, 1953, 1974, 1976, 1989, 2011
Jul 1937–Jun 1940
36-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
84th Coolest Coolest since: 1938 1979
40th Warmest Warmest since: 1939 2018
Ties: 1944, 1950, 1976
Jul 1936–Jun 1940
48-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
89th Coolest Coolest since: 1939 1980
34th Warmest Warmest since: 1935 2019
Ties: 1941, 1944, 1993
Jul 1935–Jun 1940
60-Month
51.9°F
(11.1°C)
51.6°F
(10.9°C)
0.3°F
(0.2°C)
67th Coolest Coolest since: 1931 1906
55th Warmest Warmest since: 1939 2020
Ties: 1922, 1949, 1954, 1959

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2020, retrieved on December 2, 2020 from https://www.ncdc.noaa.gov/cag/