Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois

Average Temperature Rankings, November 2017

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
November 2017
1-Month 		41.9°F
(5.5°C)		 40.8°F
(4.9°C)		 1.1°F
(0.6°C)		 75th Coolest
Coolest since:
 1976
54th Warmest
Warmest since:
 2001
Oct–Nov 2017
2-Month 		50.0°F
(10.0°C)		 47.7°F
(8.7°C)		 2.3°F
(1.3°C)		 100th Coolest
Coolest since:
 1976
29th Warmest
Warmest since:
 1963, 2016
Ties: 1900
Sep–Nov 2017
3-Month 		56.3°F
(13.5°C)		 53.9°F
(12.2°C)		 2.4°F
(1.3°C)		 114th Coolest
Coolest since:
 1976
15th Warmest
Warmest since:
 1931
Ties: 1941
Aug–Nov 2017
4-Month 		59.8°F
(15.4°C)		 58.7°F
(14.8°C)		 1.1°F
(0.6°C)		 97th Coolest
Coolest since:
 1976
32nd Warmest
Warmest since:
 2016
Ties: 1909, 1927, 2011
Jul–Nov 2017
5-Month 		63.1°F
(17.3°C)		 62.1°F
(16.7°C)		 1.0°F
(0.6°C)		 95th Coolest
Coolest since:
 1976
34th Warmest
Warmest since:
 1931
Ties: 1939
Jun–Nov 2017
6-Month 		64.7°F
(18.2°C)		 63.7°F
(17.6°C)		 1.0°F
(0.6°C)		 98th Coolest
Coolest since:
 1976
31st Warmest
Warmest since:
 1931
Ties: 1939, 2001, 2002, 2020
May–Nov 2017
7-Month 		64.3°F
(17.9°C)		 63.5°F
(17.5°C)		 0.8°F
(0.4°C)		 91st Coolest
Coolest since:
 1917, 1976
38th Warmest
Warmest since:
 1934, 2016
Ties: 1930, 1949, 1964, 1975, 1977, 1980
Apr–Nov 2017
8-Month 		63.3°F
(17.4°C)		 61.9°F
(16.6°C)		 1.4°F
(0.8°C)		 101st Coolest
Coolest since:
 1907
28th Warmest
Warmest since:
 2010, 2016
Ties: 1899, 1955
Mar–Nov 2017
9-Month 		61.1°F
(16.2°C)		 59.5°F
(15.3°C)		 1.6°F
(0.9°C)		 112th Coolest
Coolest since:
 1917
17th Warmest
Warmest since:
 2016
Ties: 1922, 1941
Feb–Nov 2017
10-Month 		59.1°F
(15.1°C)		 56.5°F
(13.6°C)		 2.6°F
(1.5°C)		 123rd Coolest
Coolest since:
 1917
6th Warmest
Warmest since:
 2012, 2016
Jan–Nov 2017
11-Month 		56.6°F
(13.7°C)		 53.6°F
(12.0°C)		 3.0°F
(1.7°C)		 124th Coolest
Coolest since:
 1904, 1979
5th Warmest
Warmest since:
 2012
Dec 2016–Nov 2017
12-Month 		54.3°F
(12.4°C)		 51.6°F
(10.9°C)		 2.7°F
(1.5°C)		 123rd Coolest
Coolest since:
 1904
5th Warmest
Warmest since:
 2016
Jun 2016–Nov 2017
18-Month 		58.7°F
(14.8°C)		 55.6°F
(13.1°C)		 3.1°F
(1.7°C)		 125th Coolest
Coolest since:
 1904
3rd Warmest
Warmest since:
 2012, 2016
Dec 2015–Nov 2017
24-Month 		55.0°F
(12.8°C)		 51.6°F
(10.9°C)		 3.4°F
(1.9°C)		 126th Coolest
Coolest since:
 1979
1st Warmest
Warmest to Date
 2017
Dec 2014–Nov 2017
36-Month 		54.1°F
(12.3°C)		 51.6°F
(10.9°C)		 2.5°F
(1.4°C)		 125th Coolest
Coolest since:
 1905
1st Warmest
Warmest to Date
 2017, 2018
Ties: 2018
Dec 2013–Nov 2017
48-Month 		52.8°F
(11.6°C)		 51.6°F
(10.9°C)		 1.2°F
(0.7°C)		 106th Coolest
Coolest since:
 1905
19th Warmest
Warmest since:
 2007, 2018
Ties: 1935
Dec 2012–Nov 2017
60-Month 		52.6°F
(11.4°C)		 51.6°F
(10.9°C)		 1.0°F
(0.5°C)		 102nd Coolest
Coolest since:
 1907
22nd Warmest
Warmest since:
 2002, 2020
Ties: 1933, 1942, 2000, 2004, 2010

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