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 2020. For more information, please see Climatological Rankings.


Illinois, Climate Division 3. West

Average Temperature Rankings, September 1989

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1989
1-Month
62.8°F
(17.1°C)
66.1°F
(18.9°C)
-3.3°F
(-1.8°C)
14th Coolest Coolest since: 1975 1918
112th Warmest Warmest since: 1988 1931, 1933
Aug–Sep 1989
2-Month
68.1°F
(20.1°C)
69.9°F
(21.1°C)
-1.8°F
(-1.0°C)
21st Coolest Coolest since: 1982 1967
105th Warmest Warmest since: 1988 1936
Ties: 1928
Jul–Sep 1989
3-Month
70.9°F
(21.6°C)
71.9°F
(22.2°C)
-1.0°F
(-0.6°C)
37th Coolest Coolest since: 1985 1967
89th Warmest Warmest since: 1988 1936
Ties: 1927, 1949
Jun–Sep 1989
4-Month
70.7°F
(21.5°C)
71.8°F
(22.1°C)
-1.1°F
(-0.6°C)
28th Coolest Coolest since: 1985 1992
98th Warmest Warmest since: 1988 1936
Ties: 1896, 1946, 1966, 1969
May–Sep 1989
5-Month
68.5°F
(20.3°C)
69.9°F
(21.1°C)
-1.4°F
(-0.8°C)
25th Coolest Coolest since: 1981 1924, 1967
101st Warmest Warmest since: 1988 1936
Ties: 1958, 1961
Apr–Sep 1989
6-Month
65.6°F
(18.7°C)
66.8°F
(19.3°C)
-1.2°F
(-0.6°C)
26th Coolest Coolest since: 1982 1907
100th Warmest Warmest since: 1988 1936
Ties: 1926, 1958
Mar–Sep 1989
7-Month
61.9°F
(16.6°C)
62.8°F
(17.1°C)
-0.9°F
(-0.5°C)
32nd Coolest Coolest since: 1984 1924
94th Warmest Warmest since: 1988 1936
Ties: 1920, 1947
Feb–Sep 1989
8-Month
56.6°F
(13.7°C)
58.5°F
(14.7°C)
-1.9°F
(-1.0°C)
16th Coolest Coolest since: 1982 1904
110th Warmest Warmest since: 1988 2012
Ties: 1982
Jan–Sep 1989
9-Month
54.1°F
(12.3°C)
54.6°F
(12.6°C)
-0.5°F
(-0.3°C)
45th Coolest Coolest since: 1985 1904
81st Warmest Warmest since: 1988 2012
Ties: 1926
Dec 1988–Sep 1989
10-Month
51.7°F
(10.9°C)
52.0°F
(11.1°C)
-0.3°F
(-0.2°C)
49th Coolest Coolest since: 1984 1904
76th Warmest Warmest since: 1988 2012
Ties: 2011
Nov 1988–Sep 1989
11-Month
50.8°F
(10.4°C)
51.0°F
(10.6°C)
-0.2°F
(-0.2°C)
52nd Coolest Coolest since: 1984 1904
73rd Warmest Warmest since: 1988 2012
Ties: 1898, 1910, 1916, 1936, 1948, 1966, 2019
Oct 1988–Sep 1989
12-Month
50.6°F
(10.3°C)
51.2°F
(10.7°C)
-0.6°F
(-0.4°C)
36th Coolest Coolest since: 1984 1904
89th Warmest Warmest since: 1988 2012
Ties: 1927, 1961, 1963, 2015
Apr 1988–Sep 1989
18-Month
56.8°F
(13.8°C)
56.4°F
(13.6°C)
0.4°F
(0.2°C)
76th Coolest Coolest since: 1986 1904
49th Warmest Warmest since: 1988 2012
Ties: 1898, 1911, 2019
Oct 1987–Sep 1989
24-Month
51.5°F
(10.8°C)
51.2°F
(10.7°C)
0.3°F
(0.1°C)
74th Coolest Coolest since: 1986 1979
50th Warmest Warmest since: 1988 2017
Ties: 1909, 1964, 1981
Oct 1986–Sep 1989
36-Month
52.2°F
(11.2°C)
51.2°F
(10.7°C)
1.0°F
(0.5°C)
99th Coolest Coolest since: 1987 1979
24th Warmest Warmest since: 1988 2018
Ties: 1941, 1992, 1999
Oct 1985–Sep 1989
48-Month
52.0°F
(11.1°C)
51.2°F
(10.7°C)
0.8°F
(0.4°C)
95th Coolest Coolest since: 1987 1905
27th Warmest Warmest since: 1988 1934
Ties: 1924, 1939, 1991
Oct 1984–Sep 1989
60-Month
51.9°F
(11.1°C)
51.2°F
(10.7°C)
0.7°F
(0.4°C)
91st Coolest Coolest since: 1988 1906, 1982
30th Warmest Warmest since: 1987 1934
Ties: 1937, 1938, 1939, 1958, 1987, 1992, 2000

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published August 2020, retrieved on August 6, 2020 from https://www.ncdc.noaa.gov/cag/