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 1909

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Period Value 1901-2000
Mean
Amomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
May 1909
1-Month
60.8°F
(16.0°C)
63.5°F
(17.5°C)
-2.7°F
(-1.5°C)
33rd Coolest Coolest since: 1907 1924
93rd Warmest Warmest since: 1908 2018
Ties: 1960
Apr–May 1909
2-Month
56.2°F
(13.4°C)
58.2°F
(14.6°C)
-2.0°F
(-1.2°C)
18th Coolest Coolest since: 1907 1907
108th Warmest Warmest since: 1908 1896
Ties: 1901, 1973, 1995
Mar–May 1909
3-Month
50.9°F
(10.5°C)
52.7°F
(11.5°C)
-1.8°F
(-1.0°C)
28th Coolest Coolest since: 1907 1960
98th Warmest Warmest since: 1908 2012
Ties: 1899
Feb–May 1909
4-Month
46.8°F
(8.2°C)
47.3°F
(8.5°C)
-0.5°F
(-0.3°C)
49th Coolest Coolest since: 1907 1978
77th Warmest Warmest since: 1908 2012
Ties: 1931, 1961
Jan–May 1909
5-Month
43.3°F
(6.3°C)
43.3°F
(6.3°C)
0.0°F
(0.0°C)
59th Coolest Coolest since: 1907 1978
67th Warmest Warmest since: 1908 2012
Ties: 1972, 1983, 1985
Dec 1908–May 1909
6-Month
41.8°F
(5.4°C)
41.3°F
(5.2°C)
0.5°F
(0.2°C)
71st Coolest Coolest since: 1907 1978
54th Warmest Warmest since: 1908 2012
Ties: 1973
Nov 1908–May 1909
7-Month
42.1°F
(5.6°C)
41.5°F
(5.3°C)
0.6°F
(0.3°C)
76th Coolest Coolest since: 1907 1904
49th Warmest Warmest since: 1908 2012
Ties: 1925, 1931, 1935
Oct 1908–May 1909
8-Month
43.6°F
(6.4°C)
43.2°F
(6.2°C)
0.4°F
(0.2°C)
74th Coolest Coolest since: 1907 1978
51st Warmest Warmest since: 1908 2012
Ties: 1931, 1934, 1959, 2010, 2013
Sep 1908–May 1909
9-Month
46.5°F
(8.1°C)
45.9°F
(7.7°C)
0.6°F
(0.4°C)
81st Coolest Coolest since: 1908 1904
44th Warmest Warmest since: 1898 2012
Ties: 1931
Aug 1908–May 1909
10-Month
49.3°F
(9.6°C)
48.8°F
(9.3°C)
0.5°F
(0.3°C)
79th Coolest Coolest since: 1908 1904
46th Warmest Warmest since: 1901 2012
Ties: 1901, 1923, 1983
Jul 1908–May 1909
11-Month
51.7°F
(10.9°C)
51.4°F
(10.8°C)
0.3°F
(0.1°C)
74th Coolest Coolest since: 1908 1904
51st Warmest Warmest since: 1901 2012
Ties: 1901, 1923, 1988
Jun 1908–May 1909
12-Month
53.2°F
(11.8°C)
53.1°F
(11.7°C)
0.1°F
(0.1°C)
65th Coolest Coolest since: 1908 1904
60th Warmest Warmest since: 1901 2012
Ties: 1933, 1967, 1983
Dec 1907–May 1909
18-Month
49.7°F
(9.8°C)
49.1°F
(9.5°C)
0.6°F
(0.3°C)
83rd Coolest Coolest since: 1908 1979
41st Warmest Warmest to Date 2017
Ties: 1915, 1947, 2019
Jun 1907–May 1909
24-Month
53.1°F
(11.7°C)
53.2°F
(11.8°C)
-0.1°F
(-0.1°C)
53rd Coolest Coolest since: 1908 1905
71st Warmest Warmest since: 1902 2017
Ties: 1902, 1941, 1947, 1964, 1967, 1982, 1995
Jun 1906–May 1909
36-Month
52.9°F
(11.6°C)
53.1°F
(11.7°C)
-0.2°F
(-0.1°C)
44th Coolest Coolest since: 1908 1979
79th Warmest Warmest since: 1903 2018
Ties: 1910, 1911, 1925, 1951, 1972, 1994
Jun 1905–May 1909
48-Month
52.8°F
(11.6°C)
53.0°F
(11.7°C)
-0.2°F
(-0.1°C)
34th Coolest Coolest since: 1908 1980
88th Warmest Warmest since: 1903 2019
Ties: 1901, 1910, 1914, 1921, 1931, 1952, 1973
Jun 1904–May 1909
60-Month
52.5°F
(11.4°C)
53.1°F
(11.7°C)
-0.6°F
(-0.3°C)
15th Coolest Coolest since: 1908 1906, 1907, 1908
106th Warmest Warmest since: 1903 1957
Ties: 1912, 1913, 1918, 1930, 1972, 1983

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2019, retrieved on September 19, 2019 from https://www.ncdc.noaa.gov/cag/