Climate at a Glance

Divisional 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 2022. For more information, please see Climatological Rankings.


Illinois, Climate Division 3. West

Average Temperature Rankings, December 1997

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1997
1-Month
30.8°F
(-0.7°C)
28.3°F
(-2.1°C)
2.5°F
(1.4°C)
77th Coolest Coolest since: 1996 1983
51st Warmest Warmest since: 1994 2015
Nov–Dec 1997
2-Month
34.5°F
(1.4°C)
34.2°F
(1.2°C)
0.3°F
(0.2°C)
63rd Coolest Coolest since: 1996 2000
65th Warmest Warmest since: 1994 1931
Ties: 2007
Oct–Dec 1997
3-Month
41.3°F
(5.2°C)
41.0°F
(5.0°C)
0.3°F
(0.2°C)
69th Coolest Coolest since: 1996 1976
59th Warmest Warmest since: 1994 1931
Ties: 1958, 2005
Sep–Dec 1997
4-Month
47.6°F
(8.7°C)
47.2°F
(8.4°C)
0.4°F
(0.3°C)
66th Coolest Coolest since: 1996 1976
62nd Warmest Warmest since: 1994 1931
Ties: 1906
Aug–Dec 1997
5-Month
52.4°F
(11.3°C)
52.6°F
(11.4°C)
-0.2°F
(-0.1°C)
56th Coolest Coolest since: 1996 1976
72nd Warmest Warmest since: 1994 1931
Ties: 1964
Jul–Dec 1997
6-Month
56.2°F
(13.4°C)
56.5°F
(13.6°C)
-0.3°F
(-0.2°C)
51st Coolest Coolest since: 1996 1976
77th Warmest Warmest since: 1994 1931
Ties: 1991, 2004
Jun–Dec 1997
7-Month
58.3°F
(14.6°C)
58.6°F
(14.8°C)
-0.3°F
(-0.2°C)
50th Coolest Coolest since: 1996 1976
78th Warmest Warmest since: 1994 1931
May–Dec 1997
8-Month
58.2°F
(14.6°C)
59.1°F
(15.1°C)
-0.9°F
(-0.5°C)
38th Coolest Coolest since: 1996 1917
90th Warmest Warmest since: 1994 1931
Ties: 1927
Apr–Dec 1997
9-Month
57.0°F
(13.9°C)
58.2°F
(14.6°C)
-1.2°F
(-0.7°C)
25th Coolest Coolest since: 1996 1917
103rd Warmest Warmest since: 1995 1931
Ties: 1966, 1985
Mar–Dec 1997
10-Month
55.5°F
(13.1°C)
56.3°F
(13.5°C)
-0.8°F
(-0.4°C)
31st Coolest Coolest since: 1996 1917
97th Warmest Warmest since: 1995 2012
Ties: 1966
Feb–Dec 1997
11-Month
53.4°F
(11.9°C)
53.8°F
(12.1°C)
-0.4°F
(-0.2°C)
49th Coolest Coolest since: 1996 1917
79th Warmest Warmest since: 1994 2012
Ties: 1915, 1980, 2009
Jan–Dec 1997
12-Month
50.5°F
(10.3°C)
51.2°F
(10.7°C)
-0.7°F
(-0.4°C)
35th Coolest Coolest since: 1996 1917
93rd Warmest Warmest since: 1995 2012
Ties: 1907, 1909, 1961
Jul 1996–Dec 1997
18-Month
51.8°F
(11.0°C)
53.0°F
(11.7°C)
-1.2°F
(-0.7°C)
16th Coolest Coolest since: 1996 1904
111th Warmest Warmest since: 1995 2012
Ties: 1899, 1903, 1924, 1982
Jan 1996–Dec 1997
24-Month
49.9°F
(9.9°C)
51.3°F
(10.7°C)
-1.4°F
(-0.8°C)
8th Coolest Coolest since: 1996 1979
119th Warmest Warmest since: 1996 2017
Ties: 1996
Jan 1995–Dec 1997
36-Month
50.1°F
(10.1°C)
51.2°F
(10.7°C)
-1.1°F
(-0.6°C)
9th Coolest Coolest since: 1980 1905
117th Warmest Warmest since: 1996 2017
Ties: 1926, 1969
Jan 1994–Dec 1997
48-Month
50.5°F
(10.3°C)
51.2°F
(10.7°C)
-0.7°F
(-0.4°C)
22nd Coolest Coolest since: 1996 1905
103rd Warmest Warmest since: 1995 1934
Ties: 1962, 1968
Jan 1993–Dec 1997
60-Month
50.3°F
(10.2°C)
51.2°F
(10.7°C)
-0.9°F
(-0.5°C)
8th Coolest Coolest since: 1982 1905
116th Warmest Warmest since: 1996 1934
Ties: 1970, 1981

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, Average Temperature, published September 2022, retrieved on September 28, 2022 from https://www.ncdc.noaa.gov/cag/