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 July 2022. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, May 1927

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1927
1-Month
64.3°F
(17.9°C)
65.1°F
(18.4°C)
-0.8°F
(-0.5°C)
48th Coolest Coolest since: 1925 1917, 1924
81st Warmest Warmest since: 1926 2018
Ties: 1895
Apr–May 1927
2-Month
60.8°F
(16.0°C)
60.2°F
(15.7°C)
0.6°F
(0.3°C)
70th Coolest Coolest since: 1926 1907
59th Warmest Warmest since: 1925 1896
Ties: 1895, 1967, 1972, 1975, 2003
Mar–May 1927
3-Month
55.8°F
(13.2°C)
55.0°F
(12.8°C)
0.8°F
(0.4°C)
82nd Coolest Coolest since: 1926 1960
47th Warmest Warmest since: 1925 2012
Ties: 1948, 1982, 1995
Feb–May 1927
4-Month
52.6°F
(11.4°C)
50.0°F
(10.0°C)
2.6°F
(1.4°C)
113th Coolest Coolest since: 1926 1978
16th Warmest Warmest since: 1925 2012
Ties: 1986
Jan–May 1927
5-Month
48.2°F
(9.0°C)
46.2°F
(7.9°C)
2.0°F
(1.1°C)
102nd Coolest Coolest since: 1926 1978
27th Warmest Warmest since: 1925 2012
Ties: 1933, 1976
Dec 1926–May 1927
6-Month
45.5°F
(7.5°C)
44.2°F
(6.8°C)
1.3°F
(0.7°C)
89th Coolest Coolest since: 1926 1978
39th Warmest Warmest since: 1925 2012
Ties: 1922, 1949, 1950
Nov 1926–May 1927
7-Month
44.6°F
(7.0°C)
44.3°F
(6.8°C)
0.3°F
(0.2°C)
68th Coolest Coolest since: 1926 1978
60th Warmest Warmest since: 1925 2012
Ties: 1959, 1966, 1975, 1985
Oct 1926–May 1927
8-Month
46.2°F
(7.9°C)
46.0°F
(7.8°C)
0.2°F
(0.1°C)
64th Coolest Coolest since: 1926 1978
64th Warmest Warmest since: 1925 2012
Ties: 1933, 1959
Sep 1926–May 1927
9-Month
49.0°F
(9.4°C)
48.6°F
(9.2°C)
0.4°F
(0.2°C)
78th Coolest Coolest since: 1926 1978
50th Warmest Warmest since: 1925 2012
Ties: 1914, 1928, 1950
Aug 1926–May 1927
10-Month
51.8°F
(11.0°C)
51.3°F
(10.7°C)
0.5°F
(0.3°C)
77th Coolest Coolest since: 1926 1978
51st Warmest Warmest since: 1925 2012
Ties: 1901, 1949
Jul 1926–May 1927
11-Month
54.3°F
(12.4°C)
53.7°F
(12.1°C)
0.6°F
(0.3°C)
81st Coolest Coolest since: 1926 1918
47th Warmest Warmest since: 1922 2012
Ties: 2021
Jun 1926–May 1927
12-Month
55.7°F
(13.2°C)
55.4°F
(13.0°C)
0.3°F
(0.2°C)
71st Coolest Coolest since: 1926 1904, 1918
57th Warmest Warmest since: 1925 2012
Ties: 1925, 1948, 1985, 1989, 2003
Dec 1925–May 1927
18-Month
51.6°F
(10.9°C)
51.7°F
(10.9°C)
-0.1°F
(0.0°C)
51st Coolest Coolest since: 1925 1979
76th Warmest Warmest since: 1926 2017
Ties: 1937, 1965, 1967, 1975
Jun 1925–May 1927
24-Month
55.3°F
(12.9°C)
55.4°F
(13.0°C)
-0.1°F
(-0.1°C)
45th Coolest Coolest since: 1926 1905, 1978
82nd Warmest Warmest since: 1926 2017
Ties: 1911, 1916, 1924, 1926, 1948, 1958, 1966, 1981
Jun 1924–May 1927
36-Month
55.4°F
(13.0°C)
55.3°F
(12.9°C)
0.1°F
(0.1°C)
54th Coolest Coolest since: 1926 1979
72nd Warmest Warmest since: 1925 2018
Ties: 1909, 1925, 1967, 1973, 1975, 1986
Jun 1923–May 1927
48-Month
55.2°F
(12.9°C)
55.3°F
(12.9°C)
-0.1°F
(0.0°C)
43rd Coolest Coolest since: 1921 1980
82nd Warmest Warmest since: 1926 2019
Ties: 1909, 1915, 1951, 1953, 1966, 1977
Jun 1922–May 1927
60-Month
55.4°F
(13.0°C)
55.4°F
(13.0°C)
0.0°F
(0.0°C)
56th Coolest Coolest since: 1921 1979, 1980, 1981
68th Warmest Warmest since: 1926 2020
Ties: 1953, 1974

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published August 2022, retrieved on August 16, 2022 from https://www.ncei.noaa.gov/cag/