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


Illinois

Average Temperature Rankings, September 1958

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
September 1958
1-Month
65.8°F
(18.8°C)
66.2°F
(19.0°C)
-0.4°F
(-0.2°C)
55th Coolest Coolest since: 1957 1918
72nd Warmest Warmest since: 1955 1925, 1933
Aug–Sep 1958
2-Month
69.7°F
(20.9°C)
69.8°F
(21.0°C)
-0.1°F
(-0.1°C)
62nd Coolest Coolest since: 1957 1967
65th Warmest Warmest since: 1956 1936
Ties: 2003
Jul–Sep 1958
3-Month
70.8°F
(21.6°C)
71.7°F
(22.1°C)
-0.9°F
(-0.5°C)
36th Coolest Coolest since: 1951 1967
91st Warmest Warmest since: 1957 1936
Ties: 1984, 1997
Jun–Sep 1958
4-Month
69.9°F
(21.1°C)
71.6°F
(22.0°C)
-1.7°F
(-0.9°C)
16th Coolest Coolest since: 1951 1915, 1924
111th Warmest Warmest since: 1957 1936
Ties: 1907, 1945, 2009
May–Sep 1958
5-Month
68.4°F
(20.2°C)
69.7°F
(20.9°C)
-1.3°F
(-0.7°C)
22nd Coolest Coolest since: 1951 1924
105th Warmest Warmest since: 1957 1936
Apr–Sep 1958
6-Month
65.7°F
(18.7°C)
66.7°F
(19.3°C)
-1.0°F
(-0.6°C)
29th Coolest Coolest since: 1951 1907
98th Warmest Warmest since: 1957 2010
Ties: 1918, 1979, 2009
Mar–Sep 1958
7-Month
61.4°F
(16.3°C)
62.8°F
(17.1°C)
-1.4°F
(-0.8°C)
15th Coolest Coolest since: 1951 1924
112th Warmest Warmest since: 1957 2012
Ties: 1992
Feb–Sep 1958
8-Month
56.4°F
(13.6°C)
58.7°F
(14.8°C)
-2.3°F
(-1.2°C)
6th Coolest Coolest since: 1950 1904
121st Warmest Warmest since: 1957 2012
Ties: 1979
Jan–Sep 1958
9-Month
53.0°F
(11.7°C)
54.9°F
(12.7°C)
-1.9°F
(-1.0°C)
10th Coolest Coolest since: 1940 1904, 1912
117th Warmest Warmest since: 1957 2012
Dec 1957–Sep 1958
10-Month
51.3°F
(10.7°C)
52.5°F
(11.4°C)
-1.2°F
(-0.7°C)
21st Coolest Coolest since: 1951 1904
105th Warmest Warmest since: 1957 2012
Ties: 1929, 1962
Nov 1957–Sep 1958
11-Month
50.2°F
(10.1°C)
51.3°F
(10.7°C)
-1.1°F
(-0.6°C)
22nd Coolest Coolest since: 1951 1904
104th Warmest Warmest since: 1957 2012
Ties: 1926
Oct 1957–Sep 1958
12-Month
50.3°F
(10.2°C)
51.6°F
(10.9°C)
-1.3°F
(-0.7°C)
16th Coolest Coolest since: 1951 1904
110th Warmest Warmest since: 1957 2012
Ties: 1905, 1960, 1977, 1984
Apr 1957–Sep 1958
18-Month
55.8°F
(13.2°C)
56.7°F
(13.7°C)
-0.9°F
(-0.5°C)
23rd Coolest Coolest since: 1951 1904, 1918
103rd Warmest Warmest since: 1957 2012
Ties: 1910, 1927, 1970, 1978, 1994
Oct 1956–Sep 1958
24-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
44th Coolest Coolest since: 1952 1979
81st Warmest Warmest since: 1957 2017
Ties: 1897, 1925, 1926, 2009
Oct 1955–Sep 1958
36-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
46th Coolest Coolest since: 1952 1979
78th Warmest Warmest since: 1957 2018
Ties: 1924, 1930, 1965
Oct 1954–Sep 1958
48-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
66th Coolest Coolest since: 1953 1905
57th Warmest Warmest since: 1957 2019
Ties: 1916, 1925, 1931, 1945, 1950, 1974
Oct 1953–Sep 1958
60-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 1954 1906
35th Warmest Warmest since: 1957 2020
Ties: 1989, 1999, 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 24, 2021 from https://www.ncdc.noaa.gov/cag/