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 August 2020. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, December 1897

View Period (Months):All123456789101112182436
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
December 1897
1-Month
25.9°F
(-3.4°C)
29.4°F
(-1.4°C)
-3.5°F
(-2.0°C)
23rd Coolest Coolest to Date 1983
103rd Warmest Warmest since: 1896 2015
Ties: 1960, 1977
Nov–Dec 1897
2-Month
32.7°F
(0.4°C)
35.1°F
(1.7°C)
-2.4°F
(-1.3°C)
28th Coolest Coolest to Date 1950
98th Warmest Warmest since: 1896 2015
Ties: 1996
Oct–Dec 1897
3-Month
41.7°F
(5.4°C)
41.7°F
(5.4°C)
0.0°F
(0.0°C)
66th Coolest Coolest since: 1896 1976
60th Warmest Warmest to Date 1931
Ties: 1966
Sep–Dec 1897
4-Month
49.1°F
(9.5°C)
47.8°F
(8.8°C)
1.3°F
(0.7°C)
89th Coolest Coolest since: 1896 1976
37th Warmest Warmest to Date 1931
Ties: 1923, 1940
Aug–Dec 1897
5-Month
53.6°F
(12.0°C)
52.9°F
(11.6°C)
0.7°F
(0.4°C)
78th Coolest Coolest since: 1896 1976
48th Warmest Warmest to Date 1931
Ties: 1906, 1978, 1980, 2002, 2010
Jul–Dec 1897
6-Month
57.4°F
(14.1°C)
56.7°F
(13.7°C)
0.7°F
(0.4°C)
80th Coolest Coolest since: 1896 1976
46th Warmest Warmest to Date 1931
Ties: 1908, 1918, 1948, 1975, 1990, 2018
Jun–Dec 1897
7-Month
59.3°F
(15.2°C)
58.8°F
(14.9°C)
0.5°F
(0.3°C)
74th Coolest Coolest since: 1896 1917
52nd Warmest Warmest to Date 1931
Ties: 1978, 2003
May–Dec 1897
8-Month
59.2°F
(15.1°C)
59.2°F
(15.1°C)
0.0°F
(0.0°C)
54th Coolest Coolest since: 1895 1917
72nd Warmest Warmest since: 1896 1931
Ties: 1979
Apr–Dec 1897
9-Month
58.2°F
(14.6°C)
58.3°F
(14.6°C)
-0.1°F
(0.0°C)
52nd Coolest Coolest since: 1895 1917
74th Warmest Warmest since: 1896 1931
Ties: 1960, 1981
Mar–Dec 1897
10-Month
56.3°F
(13.5°C)
56.5°F
(13.6°C)
-0.2°F
(-0.1°C)
50th Coolest Coolest since: 1895 1917
76th Warmest Warmest since: 1896 2012
Ties: 1902, 1927
Feb–Dec 1897
11-Month
53.9°F
(12.2°C)
54.0°F
(12.2°C)
-0.1°F
(0.0°C)
56th Coolest Coolest since: 1895 1917
70th Warmest Warmest since: 1896 2012
Ties: 1940, 1974, 1995
Jan–Dec 1897
12-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
53rd Coolest Coolest since: 1895 1917
73rd Warmest Warmest since: 1896 2012
Ties: 1906, 1928, 2009
Jul 1896–Dec 1897
18-Month
52.9°F
(11.6°C)
53.3°F
(11.8°C)
-0.4°F
(-0.2°C)
39th Coolest Coolest to Date 1904
86th Warmest Warmest since: 1896 2012
Ties: 1915, 2009
Jan 1896–Dec 1897
24-Month
51.8°F
(11.0°C)
51.6°F
(10.9°C)
0.2°F
(0.1°C)
75th Coolest Coolest since: 1896 1904, 1979
50th Warmest Warmest to Date 2017
Ties: 1911, 1975, 1995
Jan 1895–Dec 1897
36-Month
51.1°F
(10.6°C)
51.6°F
(10.9°C)
-0.5°F
(-0.3°C)
26th Coolest Coolest to Date 1905
98th Warmest Warmest to Date 2017
Ties: 1929, 1961, 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2020, retrieved on September 27, 2020 from https://www.ncdc.noaa.gov/cag/