Climate at a Glance

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


Illinois

Average Temperature Rankings, September 1912

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1912
1-Month
67.0°F
(19.4°C)
66.2°F
(19.0°C)
0.8°F
(0.4°C)
73rd Coolest Coolest since: 1910 1918
55th Warmest Warmest since: 1911 1925, 1933
Ties: 1983
Aug–Sep 1912
2-Month
69.4°F
(20.8°C)
69.9°F
(21.1°C)
-0.5°F
(-0.3°C)
53rd Coolest Coolest since: 1910 1967
75th Warmest Warmest since: 1911 1936
Ties: 1986, 2008
Jul–Sep 1912
3-Month
71.3°F
(21.8°C)
71.7°F
(22.1°C)
-0.4°F
(-0.3°C)
48th Coolest Coolest since: 1910 1967
80th Warmest Warmest since: 1911 1936
Ties: 1905, 1920
Jun–Sep 1912
4-Month
70.4°F
(21.3°C)
71.6°F
(22.0°C)
-1.2°F
(-0.7°C)
23rd Coolest Coolest since: 1907 1915, 1924
105th Warmest Warmest since: 1911 1936
Ties: 1918, 1962, 1996, 2014
May–Sep 1912
5-Month
69.2°F
(20.7°C)
69.7°F
(20.9°C)
-0.5°F
(-0.2°C)
43rd Coolest Coolest since: 1910 1924
85th Warmest Warmest since: 1911 1936
Ties: 1942, 1984
Apr–Sep 1912
6-Month
66.5°F
(19.2°C)
66.8°F
(19.3°C)
-0.3°F
(-0.1°C)
46th Coolest Coolest since: 1910 1907
82nd Warmest Warmest since: 1911 2010
Ties: 1897, 1947, 1969, 2004
Mar–Sep 1912
7-Month
61.2°F
(16.2°C)
62.8°F
(17.1°C)
-1.6°F
(-0.9°C)
12th Coolest Coolest since: 1907 1924
116th Warmest Warmest since: 1911 2012
Feb–Sep 1912
8-Month
56.3°F
(13.5°C)
58.6°F
(14.8°C)
-2.3°F
(-1.3°C)
4th Coolest Coolest since: 1904 1904
124th Warmest Warmest since: 1911 2012
Ties: 1950
Jan–Sep 1912
9-Month
51.5°F
(10.8°C)
55.0°F
(12.8°C)
-3.5°F
(-2.0°C)
1st Coolest Coolest since: 1904 1904, 1912
127th Warmest Warmest since: 1911 2012
Ties: 1904
Dec 1911–Sep 1912
10-Month
49.7°F
(9.8°C)
52.4°F
(11.3°C)
-2.7°F
(-1.5°C)
4th Coolest Coolest since: 1904 1904
123rd Warmest Warmest since: 1911 2012
Ties: 2014
Nov 1911–Sep 1912
11-Month
48.3°F
(9.1°C)
51.3°F
(10.7°C)
-3.0°F
(-1.6°C)
2nd Coolest Coolest since: 1904 1904
125th Warmest Warmest since: 1911 2012
Oct 1911–Sep 1912
12-Month
48.7°F
(9.3°C)
51.6°F
(10.9°C)
-2.9°F
(-1.6°C)
2nd Coolest Coolest since: 1904 1904
125th Warmest Warmest since: 1911 2012
Apr 1911–Sep 1912
18-Month
55.2°F
(12.9°C)
56.7°F
(13.7°C)
-1.5°F
(-0.8°C)
7th Coolest Coolest since: 1905 1904, 1918
120th Warmest Warmest since: 1911 2012
Ties: 1899
Oct 1910–Sep 1912
24-Month
50.6°F
(10.3°C)
51.6°F
(10.9°C)
-1.0°F
(-0.6°C)
13th Coolest Coolest since: 1905 1979
113th Warmest Warmest since: 1911 2017
Ties: 1917, 2014
Oct 1909–Sep 1912
36-Month
50.7°F
(10.4°C)
51.6°F
(10.9°C)
-0.9°F
(-0.5°C)
8th Coolest Coolest since: 1907 1979
117th Warmest Warmest since: 1911 2018
Ties: 1907, 1919, 1928, 1962, 1978
Oct 1908–Sep 1912
48-Month
50.9°F
(10.5°C)
51.6°F
(10.9°C)
-0.7°F
(-0.4°C)
15th Coolest Coolest since: 1907 1905
109th Warmest Warmest since: 1911 2019
Ties: 1919, 1927, 1961, 1971, 1978
Oct 1907–Sep 1912
60-Month
51.1°F
(10.6°C)
51.6°F
(10.9°C)
-0.5°F
(-0.3°C)
23rd Coolest Coolest since: 1909 1906
100th Warmest Warmest since: 1911 2020
Ties: 1909, 1964, 1978, 1983, 1997

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, Average Temperature, published September 2022, retrieved on October 2, 2022 from https://www.ncdc.noaa.gov/cag/