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, October 1917

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
October 1917
1-Month
45.5°F
(7.5°C)
54.6°F
(12.6°C)
-9.1°F
(-5.1°C)
2nd Coolest Coolest to Date 1925
125th Warmest Warmest since: 1916 1963
Sep–Oct 1917
2-Month
54.8°F
(12.7°C)
60.4°F
(15.8°C)
-5.6°F
(-3.1°C)
1st Coolest Coolest to Date 1917
126th Warmest Warmest since: 1916 1897, 2016
Aug–Oct 1917
3-Month
60.2°F
(15.7°C)
64.7°F
(18.2°C)
-4.5°F
(-2.5°C)
1st Coolest Coolest to Date 1917
126th Warmest Warmest since: 1916 1947
Jul–Oct 1917
4-Month
63.8°F
(17.7°C)
67.4°F
(19.7°C)
-3.6°F
(-2.0°C)
1st Coolest Coolest to Date 1917
126th Warmest Warmest since: 1916 1936
Jun–Oct 1917
5-Month
64.6°F
(18.1°C)
68.2°F
(20.1°C)
-3.6°F
(-2.0°C)
1st Coolest Coolest to Date 1917
126th Warmest Warmest since: 1916 1936
May–Oct 1917
6-Month
63.2°F
(17.3°C)
67.3°F
(19.6°C)
-4.1°F
(-2.3°C)
1st Coolest Coolest to Date 1917
126th Warmest Warmest since: 1916 1936
Apr–Oct 1917
7-Month
61.1°F
(16.2°C)
65.0°F
(18.3°C)
-3.9°F
(-2.1°C)
1st Coolest Coolest to Date 1917
126th Warmest Warmest since: 1916 2010
Mar–Oct 1917
8-Month
58.6°F
(14.8°C)
61.9°F
(16.6°C)
-3.3°F
(-1.8°C)
1st Coolest Coolest to Date 1917
126th Warmest Warmest since: 1916 2012
Feb–Oct 1917
9-Month
54.6°F
(12.6°C)
58.2°F
(14.6°C)
-3.6°F
(-2.0°C)
1st Coolest Coolest to Date 1917
126th Warmest Warmest since: 1916 2012
Jan–Oct 1917
10-Month
51.8°F
(11.0°C)
54.9°F
(12.7°C)
-3.1°F
(-1.7°C)
2nd Coolest Coolest since: 1912 1904
125th Warmest Warmest since: 1916 2012
Ties: 1912, 1979
Dec 1916–Oct 1917
11-Month
49.5°F
(9.7°C)
52.6°F
(11.4°C)
-3.1°F
(-1.7°C)
2nd Coolest Coolest since: 1904 1904
124th Warmest Warmest since: 1916 2012
Nov 1916–Oct 1917
12-Month
48.9°F
(9.4°C)
51.6°F
(10.9°C)
-2.7°F
(-1.5°C)
2nd Coolest Coolest since: 1912 1904
124th Warmest Warmest since: 1916 2012
Ties: 1912
May 1916–Oct 1917
18-Month
55.0°F
(12.8°C)
56.8°F
(13.8°C)
-1.8°F
(-1.0°C)
3rd Coolest Coolest since: 1904 1904
123rd Warmest Warmest since: 1916 2012
Nov 1915–Oct 1917
24-Month
50.2°F
(10.1°C)
51.7°F
(10.9°C)
-1.5°F
(-0.8°C)
6th Coolest Coolest since: 1905 1905
119th Warmest Warmest since: 1916 2017
Ties: 2015
Nov 1914–Oct 1917
36-Month
50.2°F
(10.1°C)
51.6°F
(10.9°C)
-1.4°F
(-0.8°C)
7th Coolest Coolest since: 1906 1904, 1979
117th Warmest Warmest since: 1916 2018
Nov 1913–Oct 1917
48-Month
51.0°F
(10.6°C)
51.6°F
(10.9°C)
-0.6°F
(-0.3°C)
17th Coolest Coolest since: 1912 1905
106th Warmest Warmest since: 1916 2019
Ties: 1908, 1912, 1926, 1927, 1961, 1969, 1971
Nov 1912–Oct 1917
60-Month
51.2°F
(10.7°C)
51.6°F
(10.9°C)
-0.4°F
(-0.2°C)
30th Coolest Coolest since: 1916 1905, 1906
92nd Warmest Warmest since: 1916 2002, 2020
Ties: 1912, 1913, 1916, 1952, 1965, 1966, 1967, 1968, 1983

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 26, 2021 from https://www.ncdc.noaa.gov/cag/