Divisional Rankings

Divisional 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, Climate Division 3. West

Average Temperature Rankings, December 2016

View Period (Months):
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  • Record Coolest
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  • Bottom 1/3
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 2016
1-Month
27.6°F
(-2.4°C)
28.3°F
(-2.1°C)
-0.7°F
(-0.3°C)
54th Coolest
Coolest since:
1983
74th Warmest
Warmest since:
2015
Nov–Dec 2016
2-Month
37.9°F
(3.3°C)
34.2°F
(1.2°C)
3.7°F
(2.1°C)
107th Coolest
Coolest since:
2000
21st Warmest
Warmest since:
1931
Oct–Dec 2016
3-Month
45.0°F
(7.2°C)
41.0°F
(5.0°C)
4.0°F
(2.2°C)
121st Coolest
Coolest since:
1976
7th Warmest
Warmest since:
1931
Ties: 1941
Sep–Dec 2016
4-Month
51.4°F
(10.8°C)
47.2°F
(8.4°C)
4.2°F
(2.4°C)
124th Coolest
Coolest since:
1976
4th Warmest
Warmest since:
1931
Aug–Dec 2016
5-Month
56.1°F
(13.4°C)
52.5°F
(11.4°C)
3.6°F
(2.0°C)
124th Coolest
Coolest since:
1976
4th Warmest
Warmest since:
1931
Ties: 1998
Jul–Dec 2016
6-Month
59.2°F
(15.1°C)
56.4°F
(13.6°C)
2.8°F
(1.5°C)
120th Coolest
Coolest since:
1976
8th Warmest
Warmest since:
1931
Jun–Dec 2016
7-Month
61.5°F
(16.4°C)
58.6°F
(14.8°C)
2.9°F
(1.6°C)
123rd Coolest
Coolest since:
1976
5th Warmest
Warmest since:
1931
May–Dec 2016
8-Month
61.6°F
(16.4°C)
59.1°F
(15.1°C)
2.5°F
(1.3°C)
121st Coolest
Coolest since:
1917
7th Warmest
Warmest since:
1931
Ties: 2015
Apr–Dec 2016
9-Month
60.6°F
(15.9°C)
58.2°F
(14.6°C)
2.4°F
(1.3°C)
120th Coolest
Coolest since:
1917
8th Warmest
Warmest since:
1931
Mar–Dec 2016
10-Month
59.1°F
(15.1°C)
56.2°F
(13.4°C)
2.9°F
(1.7°C)
125th Coolest
Coolest since:
1917
3rd Warmest
Warmest since:
2012
Feb–Dec 2016
11-Month
56.8°F
(13.8°C)
53.8°F
(12.1°C)
3.0°F
(1.7°C)
125th Coolest
Coolest since:
1917
3rd Warmest
Warmest since:
2012
Ties: 1921, 1998
Jan–Dec 2016
12-Month
54.1°F
(12.3°C)
51.2°F
(10.7°C)
2.9°F
(1.6°C)
123rd Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2012
Ties: 1987
Jul 2015–Dec 2016
18-Month
55.9°F
(13.3°C)
53.0°F
(11.7°C)
2.9°F
(1.6°C)
125th Coolest
Coolest since:
1904
2nd Warmest
Warmest since:
2012
Ties: 1931
Jan 2015–Dec 2016
24-Month
53.2°F
(11.8°C)
51.2°F
(10.7°C)
2.0°F
(1.1°C)
117th Coolest
Coolest since:
1979
10th Warmest
Warmest since:
2017
Ties: 2007
Jan 2014–Dec 2016
36-Month
51.7°F
(10.9°C)
51.2°F
(10.7°C)
0.5°F
(0.2°C)
83rd Coolest
Coolest since:
1905
43rd Warmest
Warmest since:
2017
Ties: 1942, 1943
Jan 2013–Dec 2016
48-Month
51.3°F
(10.7°C)
51.2°F
(10.7°C)
0.1°F
(0.0°C)
65th Coolest
Coolest since:
1905
60th Warmest
Warmest since:
1934
Ties: 1913, 1930, 1986
Jan 2012–Dec 2016
60-Month
52.0°F
(11.1°C)
51.2°F
(10.7°C)
0.8°F
(0.4°C)
99th Coolest
Coolest since:
1905
25th Warmest
Warmest since:
1934
Ties: 1931, 1932, 1938, 1939, 1955, 2004, 2012, 2013

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