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 September 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, September 1920

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1920
1-Month
68.5°F
(20.3°C)
66.2°F
(19.0°C)
2.3°F
(1.3°C)
95th Coolest Coolest since: 1918 1918
32nd Warmest Warmest since: 1919 1925, 1933
Ties: 1930
Aug–Sep 1920
2-Month
70.0°F
(21.1°C)
69.8°F
(21.0°C)
0.2°F
(0.1°C)
68th Coolest Coolest since: 1918 1967
59th Warmest Warmest since: 1919 1936
Ties: 1899
Jul–Sep 1920
3-Month
71.3°F
(21.8°C)
71.8°F
(22.1°C)
-0.5°F
(-0.3°C)
48th Coolest Coolest since: 1918 1967
79th Warmest Warmest since: 1919 1936
Ties: 1905, 1912
Jun–Sep 1920
4-Month
71.3°F
(21.8°C)
71.7°F
(22.1°C)
-0.4°F
(-0.3°C)
49th Coolest Coolest since: 1918 1915, 1924
78th Warmest Warmest since: 1919 1936
Ties: 1961
May–Sep 1920
5-Month
69.1°F
(20.6°C)
69.8°F
(21.0°C)
-0.7°F
(-0.4°C)
35th Coolest Coolest since: 1917 1924
92nd Warmest Warmest since: 1919 1936
Ties: 1963, 1969, 1979, 1982, 1990, 2008, 2014
Apr–Sep 1920
6-Month
65.2°F
(18.4°C)
66.7°F
(19.3°C)
-1.5°F
(-0.9°C)
14th Coolest Coolest since: 1917 1907
113th Warmest Warmest since: 1919 2010
Ties: 1915, 1927
Mar–Sep 1920
7-Month
61.7°F
(16.5°C)
62.8°F
(17.1°C)
-1.1°F
(-0.6°C)
19th Coolest Coolest since: 1917 1924
108th Warmest Warmest since: 1919 2012
Ties: 1947, 1961, 1975, 1982
Feb–Sep 1920
8-Month
57.5°F
(14.2°C)
58.6°F
(14.8°C)
-1.1°F
(-0.6°C)
22nd Coolest Coolest since: 1917 1904
105th Warmest Warmest since: 1919 2012
Ties: 1975, 1993
Jan–Sep 1920
9-Month
53.4°F
(11.9°C)
54.9°F
(12.7°C)
-1.5°F
(-0.8°C)
13th Coolest Coolest since: 1918 1904, 1912
114th Warmest Warmest since: 1919 2012
Ties: 1895, 1905, 1918, 1929, 1960
Dec 1919–Sep 1920
10-Month
50.3°F
(10.2°C)
52.4°F
(11.3°C)
-2.1°F
(-1.1°C)
10th Coolest Coolest since: 1918 1904
116th Warmest Warmest since: 1919 2012
Ties: 1951
Nov 1919–Sep 1920
11-Month
49.2°F
(9.6°C)
51.3°F
(10.7°C)
-2.1°F
(-1.1°C)
8th Coolest Coolest since: 1917 1904
118th Warmest Warmest since: 1919 2012
Ties: 1899, 1917
Oct 1919–Sep 1920
12-Month
49.9°F
(9.9°C)
51.7°F
(10.9°C)
-1.8°F
(-1.0°C)
14th Coolest Coolest since: 1918 1904
112th Warmest Warmest since: 1919 2012
Apr 1919–Sep 1920
18-Month
55.7°F
(13.2°C)
56.6°F
(13.7°C)
-0.9°F
(-0.5°C)
22nd Coolest Coolest since: 1918 1904, 1918
104th Warmest Warmest since: 1919 2012
Oct 1918–Sep 1920
24-Month
51.7°F
(10.9°C)
51.6°F
(10.9°C)
0.1°F
(0.0°C)
59th Coolest Coolest since: 1919 1979
66th Warmest Warmest since: 1915 2017
Ties: 1909, 1911, 1915, 1936, 1944, 1981
Oct 1917–Sep 1920
36-Month
50.8°F
(10.4°C)
51.6°F
(10.9°C)
-0.8°F
(-0.5°C)
14th Coolest Coolest since: 1919 1979
110th Warmest Warmest since: 1916 2018
Ties: 1960, 1963, 1970, 1971, 1981, 2015
Oct 1916–Sep 1920
48-Month
50.5°F
(10.3°C)
51.6°F
(10.9°C)
-1.1°F
(-0.6°C)
9th Coolest Coolest since: 1918 1905
114th Warmest Warmest since: 1919 2019
Oct 1915–Sep 1920
60-Month
50.7°F
(10.4°C)
51.6°F
(10.9°C)
-0.9°F
(-0.5°C)
10th Coolest Coolest since: 1918 1906
112th Warmest Warmest since: 1919 2020
Ties: 1918

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2020, retrieved on October 23, 2020 from https://www.ncdc.noaa.gov/cag/