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 October 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, October 1990

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
October 1990
1-Month
52.8°F
(11.6°C)
54.6°F
(12.6°C)
-1.8°F
(-1.0°C)
33rd Coolest Coolest since: 1988 1925
93rd Warmest Warmest since: 1989 1963
Ties: 1906, 1969
Sep–Oct 1990
2-Month
60.4°F
(15.8°C)
60.5°F
(15.8°C)
-0.1°F
(0.0°C)
63rd Coolest Coolest since: 1989 1917
63rd Warmest Warmest since: 1986 1897, 2016
Ties: 1959, 1962
Aug–Oct 1990
3-Month
64.4°F
(18.0°C)
64.8°F
(18.2°C)
-0.4°F
(-0.2°C)
51st Coolest Coolest since: 1989 1917
75th Warmest Warmest since: 1988 1947
Ties: 1898, 2008
Jul–Oct 1990
4-Month
66.8°F
(19.3°C)
67.4°F
(19.7°C)
-0.6°F
(-0.4°C)
42nd Coolest Coolest since: 1989 1917
84th Warmest Warmest since: 1989 1936
Ties: 1942, 1969, 1989, 1997
Jun–Oct 1990
5-Month
67.8°F
(19.9°C)
68.2°F
(20.1°C)
-0.4°F
(-0.2°C)
47th Coolest Coolest since: 1989 1917
79th Warmest Warmest since: 1988 1936
Ties: 1942, 1964, 1975
May–Oct 1990
6-Month
66.4°F
(19.1°C)
67.3°F
(19.6°C)
-0.9°F
(-0.5°C)
27th Coolest Coolest since: 1989 1917
99th Warmest Warmest since: 1988 1936
Ties: 1902, 1925, 1950, 1961, 1969, 1972, 1993, 1996
Apr–Oct 1990
7-Month
64.1°F
(17.8°C)
64.9°F
(18.3°C)
-0.8°F
(-0.5°C)
28th Coolest Coolest since: 1989 1917
98th Warmest Warmest since: 1989 2010
Ties: 1910, 1927, 1972, 1979, 1989
Mar–Oct 1990
8-Month
61.7°F
(16.5°C)
61.8°F
(16.6°C)
-0.1°F
(-0.1°C)
55th Coolest Coolest since: 1989 1917
71st Warmest Warmest since: 1988 2012
Feb–Oct 1990
9-Month
58.8°F
(14.9°C)
58.2°F
(14.6°C)
0.6°F
(0.3°C)
84th Coolest Coolest since: 1989 1917
42nd Warmest Warmest since: 1987 2012
Ties: 1995, 2001
Jan–Oct 1990
10-Month
56.6°F
(13.7°C)
55.0°F
(12.8°C)
1.6°F
(0.9°C)
105th Coolest Coolest since: 1989 1904
21st Warmest Warmest since: 1987 2012
Dec 1989–Oct 1990
11-Month
53.0°F
(11.7°C)
52.6°F
(11.4°C)
0.4°F
(0.3°C)
75th Coolest Coolest since: 1989 1904
50th Warmest Warmest since: 1988 2012
Nov 1989–Oct 1990
12-Month
52.0°F
(11.1°C)
51.6°F
(10.9°C)
0.4°F
(0.2°C)
79th Coolest Coolest since: 1989 1904
46th Warmest Warmest since: 1988 2012
Ties: 1908, 1930, 1935, 2011, 2019
May 1989–Oct 1990
18-Month
56.8°F
(13.8°C)
56.9°F
(13.8°C)
-0.1°F
(0.0°C)
58th Coolest Coolest since: 1984 1904
67th Warmest Warmest since: 1989 2012
Ties: 1896, 1911, 1948
Nov 1988–Oct 1990
24-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
71st Coolest Coolest since: 1985 1905
53rd Warmest Warmest since: 1989 2017
Ties: 1898, 1911, 1915, 1920, 1941, 1957, 1976
Nov 1987–Oct 1990
36-Month
52.1°F
(11.2°C)
51.6°F
(10.9°C)
0.5°F
(0.3°C)
84th Coolest Coolest since: 1986 1904, 1979
39th Warmest Warmest since: 1989 2018
Ties: 1931, 2009, 2011
Nov 1986–Oct 1990
48-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
96th Coolest Coolest since: 1989 1905
26th Warmest Warmest since: 1989 2019
Ties: 1989, 1992, 2009, 2014
Nov 1985–Oct 1990
60-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
92nd Coolest Coolest since: 1989 1905, 1906
29th Warmest Warmest since: 1957 2002
Ties: 1955, 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on November 20, 2019 from https://www.ncdc.noaa.gov/cag/