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


Illinois

Average Temperature Rankings, October 1902

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
October 1902
1-Month
55.8°F
(13.2°C)
54.6°F
(12.6°C)
1.2°F
(0.6°C)
85th Coolest Coolest since: 1901 1925
41st Warmest Warmest since: 1900 1963
Ties: 1989
Sep–Oct 1902
2-Month
58.7°F
(14.8°C)
60.4°F
(15.8°C)
-1.7°F
(-1.0°C)
23rd Coolest Coolest since: 1896 1917
103rd Warmest Warmest since: 1901 1897, 2016
Ties: 2012
Aug–Oct 1902
3-Month
62.7°F
(17.1°C)
64.7°F
(18.2°C)
-2.0°F
(-1.1°C)
10th Coolest Coolest since: 1896 1917
116th Warmest Warmest since: 1901 1947
Ties: 1907
Jul–Oct 1902
4-Month
65.8°F
(18.8°C)
67.4°F
(19.7°C)
-1.6°F
(-0.9°C)
9th Coolest Coolest since: 1896 1917
117th Warmest Warmest since: 1901 1936
Ties: 1907, 1909, 1974, 2014
Jun–Oct 1902
5-Month
66.4°F
(19.1°C)
68.3°F
(20.2°C)
-1.9°F
(-1.1°C)
11th Coolest Coolest to Date 1917
115th Warmest Warmest since: 1901 1936
Ties: 1945
May–Oct 1902
6-Month
66.4°F
(19.1°C)
67.3°F
(19.6°C)
-0.9°F
(-0.5°C)
27th Coolest Coolest to Date 1917
99th Warmest Warmest since: 1901 1936
Ties: 1925, 1950, 1961, 1969, 1972, 1990, 1993, 1996
Apr–Oct 1902
7-Month
63.9°F
(17.7°C)
65.0°F
(18.3°C)
-1.1°F
(-0.6°C)
21st Coolest Coolest to Date 1917
105th Warmest Warmest since: 1901 2010
Ties: 1903, 1915, 1926, 1982
Mar–Oct 1902
8-Month
61.1°F
(16.2°C)
61.8°F
(16.6°C)
-0.7°F
(-0.4°C)
32nd Coolest Coolest to Date 1917
94th Warmest Warmest since: 1901 2012
Ties: 1906, 1937, 1943, 1974, 1989, 2013
Feb–Oct 1902
9-Month
56.5°F
(13.6°C)
58.2°F
(14.6°C)
-1.7°F
(-1.0°C)
13th Coolest Coolest to Date 1917
113th Warmest Warmest since: 1901 2012
Jan–Oct 1902
10-Month
53.4°F
(11.9°C)
54.9°F
(12.7°C)
-1.5°F
(-0.8°C)
12th Coolest Coolest since: 1895 1904
114th Warmest Warmest since: 1901 2012
Ties: 1929, 1940, 1966
Dec 1901–Oct 1902
11-Month
50.7°F
(10.4°C)
52.6°F
(11.4°C)
-1.9°F
(-1.0°C)
8th Coolest Coolest to Date 1904
117th Warmest Warmest since: 1901 2012
Ties: 1918
Nov 1901–Oct 1902
12-Month
49.6°F
(9.8°C)
51.7°F
(10.9°C)
-2.1°F
(-1.1°C)
8th Coolest Coolest to Date 1904
117th Warmest Warmest since: 1901 2012
May 1901–Oct 1902
18-Month
55.9°F
(13.3°C)
56.8°F
(13.8°C)
-0.9°F
(-0.5°C)
20th Coolest Coolest since: 1899 1904
105th Warmest Warmest since: 1901 2012
Ties: 1916, 1970, 1996
Nov 1900–Oct 1902
24-Month
50.6°F
(10.3°C)
51.7°F
(10.9°C)
-1.1°F
(-0.6°C)
15th Coolest Coolest to Date 1905
109th Warmest Warmest since: 1901 2017
Nov 1899–Oct 1902
36-Month
51.1°F
(10.6°C)
51.6°F
(10.9°C)
-0.5°F
(-0.3°C)
26th Coolest Coolest to Date 1904, 1979
97th Warmest Warmest since: 1901 2018
Ties: 1961, 1967, 1968, 1982
Nov 1898–Oct 1902
48-Month
50.8°F
(10.4°C)
51.6°F
(10.9°C)
-0.8°F
(-0.5°C)
11th Coolest Coolest to Date 1905
111th Warmest Warmest since: 1901 2019
Ties: 1970
Nov 1897–Oct 1902
60-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
15th Coolest Coolest to Date 1905, 1906
106th Warmest Warmest since: 1901 2002
Ties: 1927, 1962, 1964, 1969, 1971, 1978

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2020, retrieved on September 29, 2020 from https://www.ncdc.noaa.gov/cag/