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


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, May 1956

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1956
1-Month
67.1°F
(19.5°C)
65.1°F
(18.4°C)
2.0°F
(1.1°C)
96th Coolest Coolest since: 1955 1917, 1924
31st Warmest Warmest since: 1944 2018
Ties: 1912, 1939
Apr–May 1956
2-Month
60.4°F
(15.8°C)
60.2°F
(15.7°C)
0.2°F
(0.1°C)
57th Coolest Coolest since: 1953 1907
70th Warmest Warmest since: 1955 1896
Ties: 1946, 1958, 1978
Mar–May 1956
3-Month
55.2°F
(12.9°C)
55.0°F
(12.8°C)
0.2°F
(0.1°C)
61st Coolest Coolest since: 1954 1960
66th Warmest Warmest since: 1955 2012
Ties: 1934, 1962
Feb–May 1956
4-Month
50.9°F
(10.5°C)
49.9°F
(9.9°C)
1.0°F
(0.6°C)
80th Coolest Coolest since: 1952 1978
47th Warmest Warmest since: 1955 2012
Ties: 1962, 1967
Jan–May 1956
5-Month
46.6°F
(8.1°C)
46.2°F
(7.9°C)
0.4°F
(0.2°C)
69th Coolest Coolest since: 1951 1978
58th Warmest Warmest since: 1955 2012
Ties: 1942
Dec 1955–May 1956
6-Month
44.2°F
(6.8°C)
44.2°F
(6.8°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1951 1978
69th Warmest Warmest since: 1955 2012
Ties: 2015
Nov 1955–May 1956
7-Month
43.9°F
(6.6°C)
44.3°F
(6.8°C)
-0.4°F
(-0.2°C)
43rd Coolest Coolest since: 1951 1978
83rd Warmest Warmest since: 1955 2012
Ties: 1913, 1947, 1962, 1973
Oct 1955–May 1956
8-Month
45.6°F
(7.6°C)
46.0°F
(7.8°C)
-0.4°F
(-0.2°C)
41st Coolest Coolest since: 1951 1978
85th Warmest Warmest since: 1955 2012
Ties: 1901, 1907, 1929
Sep 1955–May 1956
9-Month
48.5°F
(9.2°C)
48.5°F
(9.2°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1952 1978
75th Warmest Warmest since: 1955 2012
Ties: 1907, 1937, 1943, 1962, 1965, 1966, 1988
Aug 1955–May 1956
10-Month
51.5°F
(10.8°C)
51.3°F
(10.7°C)
0.2°F
(0.1°C)
67th Coolest Coolest since: 1952 1978
59th Warmest Warmest since: 1955 2012
Ties: 1903, 1908, 1933, 1959
Jul 1955–May 1956
11-Month
54.1°F
(12.3°C)
53.7°F
(12.1°C)
0.4°F
(0.2°C)
76th Coolest Coolest since: 1952 1918
50th Warmest Warmest since: 1955 2012
Ties: 1901, 1925, 1933, 1948, 1950, 1964
Jun 1955–May 1956
12-Month
55.4°F
(13.0°C)
55.3°F
(12.9°C)
0.1°F
(0.1°C)
57th Coolest Coolest since: 1952 1904, 1918
69th Warmest Warmest since: 1955 2012
Ties: 1965, 1990
Dec 1954–May 1956
18-Month
52.4°F
(11.3°C)
51.7°F
(10.9°C)
0.7°F
(0.4°C)
92nd Coolest Coolest since: 1952 1979
33rd Warmest Warmest since: 1955 2017
Ties: 1909, 1931, 1950, 1957, 1976, 2002
Jun 1954–May 1956
24-Month
56.6°F
(13.7°C)
55.4°F
(13.0°C)
1.2°F
(0.7°C)
107th Coolest Coolest since: 1953 1905, 1978
18th Warmest Warmest since: 1955 2017
Ties: 1942, 2008
Jun 1953–May 1956
36-Month
56.9°F
(13.8°C)
55.4°F
(13.0°C)
1.5°F
(0.8°C)
112th Coolest Coolest since: 1954 1979
12th Warmest Warmest since: 1955 2018
Ties: 2006
Jun 1952–May 1956
48-Month
56.8°F
(13.8°C)
55.3°F
(12.9°C)
1.5°F
(0.9°C)
115th Coolest Coolest since: 1955 1980
8th Warmest Warmest since: 1935 2019
Ties: 1957, 2002, 2008, 2012
Jun 1951–May 1956
60-Month
56.5°F
(13.6°C)
55.4°F
(13.0°C)
1.1°F
(0.6°C)
106th Coolest Coolest since: 1955 1979, 1980, 1981
16th Warmest Warmest since: 1936 2020
Ties: 2017, 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published April 2021, retrieved on April 21, 2021 from https://www.ncdc.noaa.gov/cag/