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 1933

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1933
1-Month
72.2°F
(22.3°C)
66.2°F
(19.0°C)
6.0°F
(3.3°C)
126th Coolest Coolest since: 1932 1918
1st Warmest Warmest since: 1925 1925, 1933
Ties: 1925
Aug–Sep 1933
2-Month
72.4°F
(22.4°C)
69.8°F
(21.0°C)
2.6°F
(1.4°C)
112th Coolest Coolest since: 1932 1967
15th Warmest Warmest since: 1931 1936
Ties: 1955, 1959
Jul–Sep 1933
3-Month
74.0°F
(23.3°C)
71.7°F
(22.1°C)
2.3°F
(1.2°C)
115th Coolest Coolest since: 1932 1967
12th Warmest Warmest since: 1931 1936
Ties: 2016
Jun–Sep 1933
4-Month
74.9°F
(23.8°C)
71.7°F
(22.1°C)
3.2°F
(1.7°C)
125th Coolest Coolest since: 1932 1915, 1924
2nd Warmest Warmest to Date 1936
May–Sep 1933
5-Month
72.6°F
(22.6°C)
69.8°F
(21.0°C)
2.8°F
(1.6°C)
123rd Coolest Coolest since: 1932 1924
4th Warmest Warmest to Date 1936
Apr–Sep 1933
6-Month
69.0°F
(20.6°C)
66.7°F
(19.3°C)
2.3°F
(1.3°C)
118th Coolest Coolest since: 1932 1907
9th Warmest Warmest since: 1921 2010
Ties: 1977, 1987, 2005
Mar–Sep 1933
7-Month
64.7°F
(18.2°C)
62.8°F
(17.1°C)
1.9°F
(1.1°C)
113th Coolest Coolest since: 1932 1924
14th Warmest Warmest since: 1925 2012
Ties: 1934, 1938, 1986, 2005
Feb–Sep 1933
8-Month
60.1°F
(15.6°C)
58.7°F
(14.8°C)
1.4°F
(0.8°C)
102nd Coolest Coolest since: 1932 1904
25th Warmest Warmest since: 1931 2012
Ties: 1922
Jan–Sep 1933
9-Month
57.5°F
(14.2°C)
54.9°F
(12.7°C)
2.6°F
(1.5°C)
118th Coolest Coolest since: 1932 1904, 1912
9th Warmest Warmest since: 1921 2012
Dec 1932–Sep 1933
10-Month
54.6°F
(12.6°C)
52.4°F
(11.3°C)
2.2°F
(1.3°C)
114th Coolest Coolest since: 1932 1904
12th Warmest Warmest since: 1932 2012
Ties: 1932
Nov 1932–Sep 1933
11-Month
52.9°F
(11.6°C)
51.4°F
(10.8°C)
1.5°F
(0.8°C)
101st Coolest Coolest since: 1930 1904
25th Warmest Warmest since: 1932 2012
Ties: 1939, 1995
Oct 1932–Sep 1933
12-Month
52.9°F
(11.6°C)
51.6°F
(10.9°C)
1.3°F
(0.7°C)
100th Coolest Coolest since: 1930 1904
26th Warmest Warmest since: 1932 2012
Ties: 1914, 1934, 2018
Apr 1932–Sep 1933
18-Month
57.7°F
(14.3°C)
56.7°F
(13.7°C)
1.0°F
(0.6°C)
96th Coolest Coolest since: 1930 1904, 1918
30th Warmest Warmest since: 1932 2012
Ties: 1998
Oct 1931–Sep 1933
24-Month
53.7°F
(12.1°C)
51.7°F
(10.9°C)
2.0°F
(1.2°C)
116th Coolest Coolest since: 1932 1979
9th Warmest Warmest since: 1932 2017
Ties: 1932, 1955
Oct 1930–Sep 1933
36-Month
53.5°F
(11.9°C)
51.6°F
(10.9°C)
1.9°F
(1.0°C)
118th Coolest Coolest since: 1932 1979
6th Warmest Warmest to Date 2018
Ties: 2006, 2013
Oct 1929–Sep 1933
48-Month
53.1°F
(11.7°C)
51.6°F
(10.9°C)
1.5°F
(0.8°C)
113th Coolest Coolest since: 1932 1905
10th Warmest Warmest to Date 2019
Ties: 1935, 1955, 2000, 2005, 2012
Oct 1928–Sep 1933
60-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
106th Coolest Coolest since: 1932 1906
16th Warmest Warmest to Date 2020
Ties: 1936, 1956, 2001, 2004, 2005, 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2020, retrieved on October 25, 2020 from https://www.ncdc.noaa.gov/cag/