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 December 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 3. West

Average Temperature Rankings, December 1899

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1899
1-Month
26.9°F
(-2.8°C)
28.3°F
(-2.1°C)
-1.4°F
(-0.7°C)
47th Coolest Coolest since: 1898 1983
81st Warmest Warmest since: 1896 2015
Nov–Dec 1899
2-Month
36.4°F
(2.4°C)
34.2°F
(1.2°C)
2.2°F
(1.2°C)
93rd Coolest Coolest since: 1898 2000
35th Warmest Warmest to Date 1931
Ties: 1979
Oct–Dec 1899
3-Month
43.9°F
(6.6°C)
41.0°F
(5.0°C)
2.9°F
(1.6°C)
107th Coolest Coolest since: 1898 1976
21st Warmest Warmest to Date 1931
Ties: 1938
Sep–Dec 1899
4-Month
49.0°F
(9.4°C)
47.3°F
(8.5°C)
1.7°F
(0.9°C)
102nd Coolest Coolest since: 1898 1976
26th Warmest Warmest to Date 1931
Ties: 1900, 1954
Aug–Dec 1899
5-Month
54.2°F
(12.3°C)
52.5°F
(11.4°C)
1.7°F
(0.9°C)
105th Coolest Coolest since: 1898 1976
23rd Warmest Warmest to Date 1931
Jul–Dec 1899
6-Month
57.6°F
(14.2°C)
56.4°F
(13.6°C)
1.2°F
(0.6°C)
99th Coolest Coolest since: 1898 1976
29th Warmest Warmest to Date 1931
Ties: 1918, 1946, 1949, 1980, 1987, 1994
Jun–Dec 1899
7-Month
59.8°F
(15.4°C)
58.6°F
(14.8°C)
1.2°F
(0.6°C)
97th Coolest Coolest since: 1898 1976
31st Warmest Warmest to Date 1931
Ties: 1914, 1988, 2012
May–Dec 1899
8-Month
60.1°F
(15.6°C)
59.1°F
(15.1°C)
1.0°F
(0.5°C)
92nd Coolest Coolest since: 1898 1917
36th Warmest Warmest to Date 1931
Ties: 1991, 1994, 2010
Apr–Dec 1899
9-Month
59.2°F
(15.1°C)
58.2°F
(14.6°C)
1.0°F
(0.5°C)
92nd Coolest Coolest since: 1898 1917
36th Warmest Warmest since: 1896 1931
Ties: 1896, 1948
Mar–Dec 1899
10-Month
56.4°F
(13.6°C)
56.3°F
(13.5°C)
0.1°F
(0.1°C)
69th Coolest Coolest since: 1898 1917
59th Warmest Warmest since: 1896 2012
Ties: 1940, 1952, 1965, 1970
Feb–Dec 1899
11-Month
52.8°F
(11.6°C)
53.7°F
(12.1°C)
-0.9°F
(-0.5°C)
31st Coolest Coolest since: 1898 1917
97th Warmest Warmest since: 1897 2012
Ties: 1901, 1943, 1945
Jan–Dec 1899
12-Month
50.4°F
(10.2°C)
51.2°F
(10.7°C)
-0.8°F
(-0.5°C)
33rd Coolest Coolest since: 1895 1917
95th Warmest Warmest since: 1898 2012
Ties: 1943
Jul 1898–Dec 1899
18-Month
51.8°F
(11.0°C)
53.0°F
(11.7°C)
-1.2°F
(-0.7°C)
16th Coolest Coolest to Date 1904
111th Warmest Warmest since: 1898 2012
Ties: 1903, 1924, 1982, 1997
Jan 1898–Dec 1899
24-Month
50.5°F
(10.3°C)
51.2°F
(10.7°C)
-0.7°F
(-0.4°C)
22nd Coolest Coolest to Date 1979
105th Warmest Warmest since: 1898 2017
Ties: 1906, 1929, 1959, 1960, 1962, 2015
Jan 1897–Dec 1899
36-Month
50.7°F
(10.4°C)
51.2°F
(10.7°C)
-0.5°F
(-0.3°C)
29th Coolest Coolest to Date 1905
97th Warmest Warmest since: 1898 2017
Ties: 1945, 1971, 1995
Jan 1896–Dec 1899
48-Month
51.1°F
(10.6°C)
51.3°F
(10.7°C)
-0.2°F
(-0.1°C)
48th Coolest Coolest since: 1898 1905
77th Warmest Warmest to Date 1934
Ties: 1915, 1928, 1966, 1973, 1975, 1983, 1984
Jan 1895–Dec 1899
60-Month
50.8°F
(10.4°C)
51.2°F
(10.7°C)
-0.4°F
(-0.3°C)
29th Coolest Coolest to Date 1905
95th Warmest Warmest to Date 1934
Ties: 1909, 1917, 1929, 1964, 1968, 1973

Citing This Page

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