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 1978

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
December 1978
1-Month
27.1°F
(-2.7°C)
28.3°F
(-2.1°C)
-1.2°F
(-0.6°C)
49th Coolest Coolest since: 1977 1983
79th Warmest Warmest since: 1975 2015
Nov–Dec 1978
2-Month
34.4°F
(1.3°C)
34.2°F
(1.2°C)
0.2°F
(0.1°C)
61st Coolest Coolest since: 1977 2000
67th Warmest Warmest since: 1975 1931
Ties: 2005
Oct–Dec 1978
3-Month
40.4°F
(4.7°C)
41.0°F
(5.0°C)
-0.6°F
(-0.3°C)
42nd Coolest Coolest since: 1977 1976
86th Warmest Warmest since: 1975 1931
Ties: 1916, 1942, 1961, 1992
Sep–Dec 1978
4-Month
47.8°F
(8.8°C)
47.2°F
(8.4°C)
0.6°F
(0.4°C)
71st Coolest Coolest since: 1977 1976
57th Warmest Warmest since: 1975 1931
Ties: 1970, 1986
Aug–Dec 1978
5-Month
52.8°F
(11.6°C)
52.5°F
(11.4°C)
0.3°F
(0.2°C)
61st Coolest Coolest since: 1977 1976
67th Warmest Warmest since: 1975 1931
Ties: 1927, 1963, 2002
Jul–Dec 1978
6-Month
56.5°F
(13.6°C)
56.4°F
(13.6°C)
0.1°F
(0.0°C)
60th Coolest Coolest since: 1977 1976
68th Warmest Warmest since: 1975 1931
Ties: 1959
Jun–Dec 1978
7-Month
58.7°F
(14.8°C)
58.6°F
(14.8°C)
0.1°F
(0.0°C)
59th Coolest Coolest since: 1977 1976
69th Warmest Warmest since: 1975 1931
Ties: 1944, 1964, 1986
May–Dec 1978
8-Month
59.0°F
(15.0°C)
59.1°F
(15.1°C)
-0.1°F
(-0.1°C)
50th Coolest Coolest since: 1976 1917
78th Warmest Warmest since: 1977 1931
Ties: 1906, 1916, 1983, 1990, 2004
Apr–Dec 1978
9-Month
58.2°F
(14.6°C)
58.2°F
(14.6°C)
0.0°F
(0.0°C)
55th Coolest Coolest since: 1976 1917
73rd Warmest Warmest since: 1977 1931
Ties: 1901
Mar–Dec 1978
10-Month
55.6°F
(13.1°C)
56.3°F
(13.5°C)
-0.7°F
(-0.4°C)
33rd Coolest Coolest since: 1976 1917
95th Warmest Warmest since: 1977 2012
Ties: 1906, 1929, 1995, 2009
Feb–Dec 1978
11-Month
52.0°F
(11.1°C)
53.7°F
(12.1°C)
-1.7°F
(-1.0°C)
11th Coolest Coolest since: 1967 1917
117th Warmest Warmest since: 1977 2012
Jan–Dec 1978
12-Month
48.8°F
(9.3°C)
51.2°F
(10.7°C)
-2.4°F
(-1.4°C)
4th Coolest Coolest since: 1917 1917
124th Warmest Warmest since: 1977 2012
Jul 1977–Dec 1978
18-Month
51.0°F
(10.6°C)
52.9°F
(11.6°C)
-1.9°F
(-1.0°C)
4th Coolest Coolest since: 1951 1904
123rd Warmest Warmest since: 1977 2012
Jan 1977–Dec 1978
24-Month
50.0°F
(10.0°C)
51.3°F
(10.7°C)
-1.3°F
(-0.7°C)
10th Coolest Coolest since: 1967 1979
117th Warmest Warmest since: 1977 2017
Ties: 1903, 1925, 1967, 1980
Jan 1976–Dec 1978
36-Month
50.0°F
(10.0°C)
51.2°F
(10.7°C)
-1.2°F
(-0.7°C)
7th Coolest Coolest since: 1918 1905
119th Warmest Warmest since: 1977 2017
Ties: 1918
Jan 1975–Dec 1978
48-Month
50.4°F
(10.2°C)
51.2°F
(10.7°C)
-0.8°F
(-0.5°C)
14th Coolest Coolest since: 1972 1905
111th Warmest Warmest since: 1977 1934
Ties: 1919, 1920, 1926, 1927, 1963, 1972, 1982
Jan 1974–Dec 1978
60-Month
50.5°F
(10.3°C)
51.2°F
(10.7°C)
-0.7°F
(-0.4°C)
16th Coolest Coolest since: 1972 1905
108th Warmest Warmest since: 1977 1934
Ties: 1918, 1971, 1972, 1996

Citing This Page

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