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


Illinois, Climate Division 3. West

Average Temperature Rankings, December 1998

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1998
1-Month
34.1°F
(1.2°C)
28.3°F
(-2.1°C)
5.8°F
(3.3°C)
112th Coolest Coolest since: 1997 1983
16th Warmest Warmest since: 1994 2015
Ties: 2011
Nov–Dec 1998
2-Month
39.6°F
(4.2°C)
34.3°F
(1.3°C)
5.3°F
(2.9°C)
121st Coolest Coolest since: 1997 2000
7th Warmest Warmest since: 1994 1931
Ties: 1994, 1999
Oct–Dec 1998
3-Month
44.9°F
(7.2°C)
41.0°F
(5.0°C)
3.9°F
(2.2°C)
119th Coolest Coolest since: 1997 1976
9th Warmest Warmest since: 1994 1931
Sep–Dec 1998
4-Month
51.3°F
(10.7°C)
47.2°F
(8.4°C)
4.1°F
(2.3°C)
123rd Coolest Coolest since: 1997 1976
5th Warmest Warmest since: 1931 1931
Aug–Dec 1998
5-Month
56.1°F
(13.4°C)
52.5°F
(11.4°C)
3.6°F
(2.0°C)
124th Coolest Coolest since: 1997 1976
4th Warmest Warmest since: 1931 1931
Ties: 2016
Jul–Dec 1998
6-Month
59.4°F
(15.2°C)
56.5°F
(13.6°C)
2.9°F
(1.6°C)
122nd Coolest Coolest since: 1997 1976
6th Warmest Warmest since: 1941 1931
Ties: 1941
Jun–Dec 1998
7-Month
61.0°F
(16.1°C)
58.6°F
(14.8°C)
2.4°F
(1.3°C)
118th Coolest Coolest since: 1997 1976
10th Warmest Warmest since: 1953 1931
May–Dec 1998
8-Month
61.8°F
(16.6°C)
59.1°F
(15.1°C)
2.7°F
(1.5°C)
123rd Coolest Coolest since: 1997 1917
5th Warmest Warmest since: 1941 1931
Ties: 1913
Apr–Dec 1998
9-Month
60.7°F
(15.9°C)
58.2°F
(14.6°C)
2.5°F
(1.3°C)
122nd Coolest Coolest since: 1997 1917
6th Warmest Warmest since: 1941 1931
Ties: 1913
Mar–Dec 1998
10-Month
58.5°F
(14.7°C)
56.2°F
(13.4°C)
2.3°F
(1.3°C)
115th Coolest Coolest since: 1997 1917
13th Warmest Warmest since: 1987 2012
Feb–Dec 1998
11-Month
56.8°F
(13.8°C)
53.7°F
(12.1°C)
3.1°F
(1.7°C)
125th Coolest Coolest since: 1997 1917
3rd Warmest Warmest since: 1931 2012
Ties: 1921, 2016
Jan–Dec 1998
12-Month
54.5°F
(12.5°C)
51.2°F
(10.7°C)
3.3°F
(1.8°C)
124th Coolest Coolest since: 1997 1917
4th Warmest Warmest since: 1931 2012
Jul 1997–Dec 1998
18-Month
55.1°F
(12.8°C)
53.0°F
(11.7°C)
2.1°F
(1.1°C)
121st Coolest Coolest since: 1997 1904
6th Warmest Warmest since: 1954 2012
Ties: 1939, 1954, 1999
Jan 1997–Dec 1998
24-Month
52.5°F
(11.4°C)
51.2°F
(10.7°C)
1.3°F
(0.7°C)
103rd Coolest Coolest since: 1997 1979
24th Warmest Warmest since: 1991 2017
Ties: 1933
Jan 1996–Dec 1998
36-Month
51.4°F
(10.8°C)
51.2°F
(10.7°C)
0.2°F
(0.1°C)
74th Coolest Coolest since: 1997 1905
52nd Warmest Warmest since: 1993 2017
Ties: 1913, 1965, 1993
Jan 1995–Dec 1998
48-Month
51.2°F
(10.7°C)
51.2°F
(10.7°C)
0.0°F
(0.0°C)
56th Coolest Coolest since: 1997 1905
69th Warmest Warmest since: 1994 1934
Ties: 1959, 1965, 1974, 1976, 2011
Jan 1994–Dec 1998
60-Month
51.3°F
(10.7°C)
51.2°F
(10.7°C)
0.1°F
(0.0°C)
59th Coolest Coolest since: 1997 1905
65th Warmest Warmest since: 1994 1934
Ties: 1947, 1953

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published June 2022, retrieved on June 25, 2022 from https://www.ncdc.noaa.gov/cag/