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 2019. For more information, please see Climatological Rankings.


Illinois, Climate Division 6. West Southwest

Average Temperature Rankings, May 1940

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1940
1-Month
60.6°F
(15.9°C)
63.5°F
(17.5°C)
-2.9°F
(-1.6°C)
29th Coolest Coolest since: 1935 1924
97th Warmest Warmest since: 1939 2018
Apr–May 1940
2-Month
55.8°F
(13.2°C)
58.2°F
(14.6°C)
-2.4°F
(-1.4°C)
12th Coolest Coolest since: 1935 1907
114th Warmest Warmest since: 1939 1896
Ties: 1990, 2008
Mar–May 1940
3-Month
50.3°F
(10.2°C)
52.7°F
(11.5°C)
-2.4°F
(-1.3°C)
13th Coolest Coolest since: 1931 1960
113th Warmest Warmest since: 1939 2012
Ties: 1912
Feb–May 1940
4-Month
45.3°F
(7.4°C)
47.3°F
(8.5°C)
-2.0°F
(-1.1°C)
23rd Coolest Coolest since: 1924 1978
103rd Warmest Warmest since: 1939 2012
Ties: 1913
Jan–May 1940
5-Month
38.9°F
(3.8°C)
43.3°F
(6.3°C)
-4.4°F
(-2.5°C)
4th Coolest Coolest since: 1912 1978
122nd Warmest Warmest since: 1939 2012
Ties: 1904
Dec 1939–May 1940
6-Month
38.2°F
(3.4°C)
41.3°F
(5.2°C)
-3.1°F
(-1.8°C)
9th Coolest Coolest since: 1936 1978
116th Warmest Warmest since: 1939 2012
Ties: 1918, 1920
Nov 1939–May 1940
7-Month
38.6°F
(3.7°C)
41.4°F
(5.2°C)
-2.8°F
(-1.5°C)
9th Coolest Coolest since: 1936 1904
116th Warmest Warmest since: 1939 2012
Oct 1939–May 1940
8-Month
41.1°F
(5.1°C)
43.3°F
(6.3°C)
-2.2°F
(-1.2°C)
11th Coolest Coolest since: 1936 1978
114th Warmest Warmest since: 1939 2012
Sep 1939–May 1940
9-Month
44.5°F
(6.9°C)
45.9°F
(7.7°C)
-1.4°F
(-0.8°C)
20th Coolest Coolest since: 1936 1904
105th Warmest Warmest since: 1939 2012
Ties: 1926, 1994, 1997
Aug 1939–May 1940
10-Month
47.4°F
(8.6°C)
48.8°F
(9.3°C)
-1.4°F
(-0.7°C)
16th Coolest Coolest since: 1936 1904
109th Warmest Warmest since: 1939 2012
Ties: 1902, 1993
Jul 1939–May 1940
11-Month
50.1°F
(10.1°C)
51.3°F
(10.7°C)
-1.2°F
(-0.6°C)
18th Coolest Coolest since: 1936 1904
107th Warmest Warmest since: 1939 2012
Ties: 1926, 2015
Jun 1939–May 1940
12-Month
52.1°F
(11.2°C)
53.2°F
(11.8°C)
-1.1°F
(-0.6°C)
18th Coolest Coolest since: 1936 1904
107th Warmest Warmest since: 1939 2012
Ties: 1916, 1917, 1929, 1996, 2015
Dec 1938–May 1940
18-Month
49.0°F
(9.4°C)
49.1°F
(9.5°C)
-0.1°F
(-0.1°C)
51st Coolest Coolest since: 1937 1979
73rd Warmest Warmest since: 1939 2017
Ties: 1910, 1937, 1975, 2010
Jun 1938–May 1940
24-Month
53.5°F
(11.9°C)
53.1°F
(11.7°C)
0.4°F
(0.2°C)
81st Coolest Coolest since: 1937 1905
43rd Warmest Warmest since: 1939 2017
Ties: 1946, 1953, 1972, 1973, 1986
Jun 1937–May 1940
36-Month
53.7°F
(12.1°C)
53.1°F
(11.7°C)
0.6°F
(0.4°C)
86th Coolest Coolest since: 1938 1979
37th Warmest Warmest since: 1939 2018
Ties: 1921, 1941, 1942, 1950
Jun 1936–May 1940
48-Month
53.9°F
(12.2°C)
53.1°F
(11.7°C)
0.8°F
(0.5°C)
97th Coolest Coolest since: 1939 1980
25th Warmest Warmest since: 1935 2019
Ties: 1922, 1924, 1988, 1991
Jun 1935–May 1940
60-Month
53.3°F
(11.8°C)
53.0°F
(11.7°C)
0.3°F
(0.1°C)
64th Coolest Coolest since: 1931 1906, 1907, 1908
57th Warmest Warmest since: 1939 1957
Ties: 1948, 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 22, 2019 from https://www.ncdc.noaa.gov/cag/