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 April 2021. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, October 2003

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
October 2003
1-Month
54.5°F
(12.5°C)
54.6°F
(12.6°C)
-0.1°F
(-0.1°C)
59th Coolest Coolest since: 2002 1925
68th Warmest Warmest since: 2000 1963
Ties: 1968, 1999, 2013
Sep–Oct 2003
2-Month
59.3°F
(15.2°C)
60.4°F
(15.8°C)
-1.1°F
(-0.6°C)
38th Coolest Coolest since: 2001 1917
89th Warmest Warmest since: 2002 1897, 2016
Aug–Oct 2003
3-Month
64.6°F
(18.1°C)
64.7°F
(18.2°C)
-0.1°F
(-0.1°C)
60th Coolest Coolest since: 2001 1917
67th Warmest Warmest since: 2002 1947
Ties: 1912, 1962, 1968
Jul–Oct 2003
4-Month
67.2°F
(19.6°C)
67.5°F
(19.7°C)
-0.3°F
(-0.1°C)
55th Coolest Coolest since: 2001 1917
72nd Warmest Warmest since: 2002 1936
Ties: 1943, 1948, 1977, 2001, 2013
Jun–Oct 2003
5-Month
67.3°F
(19.6°C)
68.2°F
(20.1°C)
-0.9°F
(-0.5°C)
29th Coolest Coolest since: 1996 1917
98th Warmest Warmest since: 2002 1936
Ties: 1927, 1981, 1996
May–Oct 2003
6-Month
66.3°F
(19.1°C)
67.2°F
(19.6°C)
-0.9°F
(-0.5°C)
23rd Coolest Coolest since: 1997 1917
104th Warmest Warmest since: 2002 1936
Ties: 1923, 1935, 1958
Apr–Oct 2003
7-Month
64.5°F
(18.1°C)
65.0°F
(18.3°C)
-0.5°F
(-0.2°C)
37th Coolest Coolest since: 1997 1917
90th Warmest Warmest since: 2002 2010
Ties: 1898, 1969, 2008, 2020
Mar–Oct 2003
8-Month
61.6°F
(16.4°C)
61.8°F
(16.6°C)
-0.2°F
(-0.2°C)
52nd Coolest Coolest since: 1997 1917
75th Warmest Warmest since: 2002 2012
Ties: 1952, 1981
Feb–Oct 2003
9-Month
57.7°F
(14.3°C)
58.2°F
(14.6°C)
-0.5°F
(-0.3°C)
41st Coolest Coolest since: 1997 1917
86th Warmest Warmest since: 2002 2012
Ties: 1920, 1997
Jan–Oct 2003
10-Month
54.2°F
(12.3°C)
54.9°F
(12.7°C)
-0.7°F
(-0.4°C)
32nd Coolest Coolest since: 1997 1904
95th Warmest Warmest since: 2002 2012
Ties: 1909, 1950, 1965, 1970, 1994
Dec 2002–Oct 2003
11-Month
52.2°F
(11.2°C)
52.6°F
(11.4°C)
-0.4°F
(-0.2°C)
46th Coolest Coolest since: 2001 1904
80th Warmest Warmest since: 2002 2012
Ties: 1974, 1977
Nov 2002–Oct 2003
12-Month
51.2°F
(10.7°C)
51.7°F
(10.9°C)
-0.5°F
(-0.2°C)
40th Coolest Coolest since: 2001 1904
86th Warmest Warmest since: 2002 2012
Ties: 1928, 1936, 1937, 1965, 1966
May 2002–Oct 2003
18-Month
56.7°F
(13.7°C)
56.8°F
(13.8°C)
-0.1°F
(-0.1°C)
54th Coolest Coolest since: 2001 1904
72nd Warmest Warmest since: 2002 2012
Ties: 1940, 1963, 1965
Nov 2001–Oct 2003
24-Month
52.8°F
(11.6°C)
51.6°F
(10.9°C)
1.2°F
(0.7°C)
104th Coolest Coolest since: 2002 1905
21st Warmest Warmest since: 2000 2017
Ties: 1931, 2008, 2011
Nov 2000–Oct 2003
36-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
87th Coolest Coolest since: 1998 1904, 1979
37th Warmest Warmest since: 2002 2018
Ties: 1936, 1957
Nov 1999–Oct 2003
48-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
104th Coolest Coolest since: 1999 1905
19th Warmest Warmest since: 2002 2019
Ties: 2017
Nov 1998–Oct 2003
60-Month
52.8°F
(11.6°C)
51.5°F
(10.8°C)
1.3°F
(0.8°C)
110th Coolest Coolest since: 2001 1905, 1906
12th Warmest Warmest since: 2002 2002, 2020
Ties: 1956, 1991

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published May 2021, retrieved on May 15, 2021 from https://www.ncdc.noaa.gov/cag/