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 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, October 1948

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
October 1948
1-Month
51.9°F
(11.1°C)
54.6°F
(12.6°C)
-2.7°F
(-1.5°C)
22nd Coolest Coolest since: 1937 1925
105th Warmest Warmest since: 1947 1963
Sep–Oct 1948
2-Month
59.9°F
(15.5°C)
60.4°F
(15.8°C)
-0.5°F
(-0.3°C)
54th Coolest Coolest since: 1945 1917
73rd Warmest Warmest since: 1947 1897, 2016
Ties: 1904, 1965, 1982
Aug–Oct 1948
3-Month
64.5°F
(18.1°C)
64.7°F
(18.2°C)
-0.2°F
(-0.1°C)
55th Coolest Coolest since: 1946 1917
72nd Warmest Warmest since: 1947 1947
Ties: 1918, 1946, 1985, 2011
Jul–Oct 1948
4-Month
67.2°F
(19.6°C)
67.5°F
(19.7°C)
-0.3°F
(-0.1°C)
55th Coolest Coolest since: 1945 1917
72nd Warmest Warmest since: 1947 1936
Ties: 1943, 1977, 2001, 2003, 2013
Jun–Oct 1948
5-Month
68.0°F
(20.0°C)
68.3°F
(20.2°C)
-0.3°F
(-0.2°C)
54th Coolest Coolest since: 1945 1917
73rd Warmest Warmest since: 1947 1936
Ties: 1937, 1994
May–Oct 1948
6-Month
66.6°F
(19.2°C)
67.2°F
(19.6°C)
-0.6°F
(-0.4°C)
36th Coolest Coolest since: 1946 1917
91st Warmest Warmest since: 1947 1936
Ties: 1946, 1957, 1968, 1979, 2008, 2014
Apr–Oct 1948
7-Month
65.1°F
(18.4°C)
65.0°F
(18.3°C)
0.1°F
(0.1°C)
61st Coolest Coolest since: 1946 1917
66th Warmest Warmest since: 1947 2010
Ties: 1925
Mar–Oct 1948
8-Month
61.9°F
(16.6°C)
61.9°F
(16.6°C)
0.0°F
(0.0°C)
63rd Coolest Coolest since: 1947 1917
64th Warmest Warmest since: 1946 2012
Ties: 1968
Feb–Oct 1948
9-Month
58.2°F
(14.6°C)
58.2°F
(14.6°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1947 1917
70th Warmest Warmest since: 1946 2012
Ties: 1898, 1910, 1962
Jan–Oct 1948
10-Month
54.4°F
(12.4°C)
54.9°F
(12.7°C)
-0.5°F
(-0.3°C)
42nd Coolest Coolest since: 1945 1904
85th Warmest Warmest since: 1947 2012
Ties: 1945, 1962, 1968, 1980
Dec 1947–Oct 1948
11-Month
52.4°F
(11.3°C)
52.6°F
(11.4°C)
-0.2°F
(-0.1°C)
52nd Coolest Coolest since: 1945 1904
74th Warmest Warmest since: 1947 2012
Ties: 1906, 1937, 1950, 1972
Nov 1947–Oct 1948
12-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
33rd Coolest Coolest since: 1945 1904
93rd Warmest Warmest since: 1947 2012
Ties: 1962
May 1947–Oct 1948
18-Month
56.8°F
(13.8°C)
56.8°F
(13.8°C)
0.0°F
(0.0°C)
58th Coolest Coolest since: 1946 1904
68th Warmest Warmest since: 1947 2012
Ties: 1896, 1911, 1990
Nov 1946–Oct 1948
24-Month
51.6°F
(10.9°C)
51.7°F
(10.9°C)
-0.1°F
(0.0°C)
54th Coolest Coolest since: 1945 1905
71st Warmest Warmest since: 1947 2017
Ties: 1936, 1972, 1981, 1996
Nov 1945–Oct 1948
36-Month
51.9°F
(11.1°C)
51.6°F
(10.9°C)
0.3°F
(0.2°C)
76th Coolest Coolest since: 1947 1904, 1979
48th Warmest Warmest since: 1947 2018
Ties: 1915, 1938, 1946, 1947, 1949, 1973, 2010
Nov 1944–Oct 1948
48-Month
51.6°F
(10.9°C)
51.6°F
(10.9°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1930 1905
72nd Warmest Warmest since: 1947 2019
Ties: 1914, 1925, 1953, 1973
Nov 1943–Oct 1948
60-Month
51.7°F
(10.9°C)
51.5°F
(10.8°C)
0.2°F
(0.1°C)
57th Coolest Coolest since: 1931 1905, 1906
65th Warmest Warmest since: 1947 2002, 2020
Ties: 1931, 1975

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2020, retrieved on December 4, 2020 from https://www.ncdc.noaa.gov/cag/