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 2020. For more information, please see Climatological Rankings.


Illinois, Climate Division 3. West

Average Temperature Rankings, September 1911

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1911
1-Month
68.5°F
(20.3°C)
66.1°F
(18.9°C)
2.4°F
(1.4°C)
93rd Coolest Coolest since: 1910 1918
33rd Warmest Warmest since: 1908 1931, 1933
Ties: 1898, 1948
Aug–Sep 1911
2-Month
70.6°F
(21.4°C)
69.9°F
(21.1°C)
0.7°F
(0.3°C)
81st Coolest Coolest since: 1910 1967
45th Warmest Warmest since: 1909 1936
Ties: 1898, 1935
Jul–Sep 1911
3-Month
72.6°F
(22.6°C)
71.9°F
(22.2°C)
0.7°F
(0.4°C)
85th Coolest Coolest since: 1910 1967
41st Warmest Warmest since: 1906 1936
Ties: 1978
Jun–Sep 1911
4-Month
73.8°F
(23.2°C)
71.9°F
(22.2°C)
1.9°F
(1.0°C)
108th Coolest Coolest since: 1910 1992
18th Warmest Warmest since: 1901 1936
May–Sep 1911
5-Month
72.6°F
(22.6°C)
69.9°F
(21.1°C)
2.7°F
(1.5°C)
119th Coolest Coolest since: 1910 1924, 1967
7th Warmest Warmest to Date 1936
Apr–Sep 1911
6-Month
68.6°F
(20.3°C)
66.8°F
(19.3°C)
1.8°F
(1.0°C)
108th Coolest Coolest since: 1910 1907
18th Warmest Warmest to Date 1936
Ties: 1998
Mar–Sep 1911
7-Month
64.7°F
(18.2°C)
62.9°F
(17.2°C)
1.8°F
(1.0°C)
108th Coolest Coolest since: 1910 1924
18th Warmest Warmest to Date 1936
Feb–Sep 1911
8-Month
60.6°F
(15.9°C)
58.5°F
(14.7°C)
2.1°F
(1.2°C)
112th Coolest Coolest since: 1910 1904
14th Warmest Warmest to Date 2012
Jan–Sep 1911
9-Month
56.8°F
(13.8°C)
54.6°F
(12.6°C)
2.2°F
(1.2°C)
111th Coolest Coolest since: 1910 1904
15th Warmest Warmest to Date 2012
Dec 1910–Sep 1911
10-Month
53.7°F
(12.1°C)
52.0°F
(11.1°C)
1.7°F
(1.0°C)
100th Coolest Coolest since: 1910 1904
25th Warmest Warmest to Date 2012
Ties: 1939
Nov 1910–Sep 1911
11-Month
52.0°F
(11.1°C)
51.0°F
(10.6°C)
1.0°F
(0.5°C)
93rd Coolest Coolest since: 1910 1904
32nd Warmest Warmest to Date 2012
Ties: 1913, 1925
Oct 1910–Sep 1911
12-Month
52.4°F
(11.3°C)
51.2°F
(10.7°C)
1.2°F
(0.6°C)
95th Coolest Coolest since: 1910 1904
30th Warmest Warmest to Date 2012
Ties: 1922, 1964, 1988
Apr 1910–Sep 1911
18-Month
56.8°F
(13.8°C)
56.4°F
(13.6°C)
0.4°F
(0.2°C)
76th Coolest Coolest since: 1910 1904
49th Warmest Warmest since: 1901 2012
Ties: 1898, 1989, 2019
Oct 1909–Sep 1911
24-Month
51.6°F
(10.9°C)
51.3°F
(10.7°C)
0.3°F
(0.2°C)
82nd Coolest Coolest since: 1910 1979
42nd Warmest Warmest since: 1901 2017
Ties: 1915, 1941, 1947, 1948, 1957, 1984, 2019
Oct 1908–Sep 1911
36-Month
51.5°F
(10.8°C)
51.3°F
(10.7°C)
0.2°F
(0.1°C)
79th Coolest Coolest since: 1910 1979
44th Warmest Warmest to Date 2018
Ties: 1916, 1938, 1976, 1985, 1993, 2003
Oct 1907–Sep 1911
48-Month
51.5°F
(10.8°C)
51.2°F
(10.7°C)
0.3°F
(0.1°C)
74th Coolest Coolest since: 1910 1905
48th Warmest Warmest to Date 1934
Ties: 1914, 1925, 1958, 1986, 1999, 2010
Oct 1906–Sep 1911
60-Month
51.3°F
(10.7°C)
51.2°F
(10.7°C)
0.1°F
(0.0°C)
59th Coolest Coolest since: 1910 1906, 1982
62nd Warmest Warmest to Date 1934
Ties: 1914, 1994

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2020, retrieved on September 30, 2020 from https://www.ncdc.noaa.gov/cag/