Divisional Rankings

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois, Climate Division 3. West

Average Temperature Rankings, December 1980

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1980
1-Month
29.6°F
(-1.3°C)
28.3°F
(-2.1°C)
1.3°F
(0.8°C)
68th Coolest
Coolest since:
1983
61st Warmest
Warmest since:
2015
Nov–Dec 1980
2-Month
35.4°F
(1.9°C)
34.2°F
(1.2°C)
1.2°F
(0.7°C)
78th Coolest
Coolest since:
2000
51st Warmest
Warmest since:
1931
Ties: 2019
Oct–Dec 1980
3-Month
40.6°F
(4.8°C)
41.0°F
(5.0°C)
-0.4°F
(-0.2°C)
49th Coolest
Coolest since:
1976
80th Warmest
Warmest since:
1931
Ties: 1896, 1924, 1991
Sep–Dec 1980
4-Month
47.2°F
(8.4°C)
47.2°F
(8.4°C)
0.0°F
(0.0°C)
57th Coolest
Coolest since:
1976
72nd Warmest
Warmest since:
1931
Ties: 1904
Aug–Dec 1980
5-Month
53.2°F
(11.8°C)
52.5°F
(11.4°C)
0.7°F
(0.4°C)
79th Coolest
Coolest since:
1976
50th Warmest
Warmest since:
1931
Ties: 1897, 2010, 2019, 2020
Jul–Dec 1980
6-Month
57.6°F
(14.2°C)
56.5°F
(13.6°C)
1.1°F
(0.6°C)
100th Coolest
Coolest since:
1976
29th Warmest
Warmest since:
1931
Ties: 1899, 1918, 1946, 1949, 1987, 1994
Jun–Dec 1980
7-Month
59.5°F
(15.3°C)
58.6°F
(14.8°C)
0.9°F
(0.5°C)
89th Coolest
Coolest since:
1976
40th Warmest
Warmest since:
1931
Ties: 1975, 2006, 2020
May–Dec 1980
8-Month
60.0°F
(15.6°C)
59.1°F
(15.1°C)
0.9°F
(0.5°C)
89th Coolest
Coolest since:
1917
40th Warmest
Warmest since:
1931
Apr–Dec 1980
9-Month
58.9°F
(14.9°C)
58.2°F
(14.6°C)
0.7°F
(0.3°C)
86th Coolest
Coolest since:
1917
43rd Warmest
Warmest since:
1931
Ties: 1911, 1912, 1918, 1946, 1959, 1963, 1977, 2018
Mar–Dec 1980
10-Month
56.6°F
(13.7°C)
56.3°F
(13.5°C)
0.3°F
(0.2°C)
76th Coolest
Coolest since:
1917
53rd Warmest
Warmest since:
2012
Ties: 1905, 2003, 2022
Feb–Dec 1980
11-Month
53.4°F
(11.9°C)
53.7°F
(12.1°C)
-0.3°F
(-0.2°C)
49th Coolest
Coolest since:
1917
80th Warmest
Warmest since:
2012
Ties: 1915, 1997, 2009
Jan–Dec 1980
12-Month
51.1°F
(10.6°C)
51.3°F
(10.7°C)
-0.2°F
(-0.1°C)
56th Coolest
Coolest since:
1917
73rd Warmest
Warmest since:
2012
Ties: 1947, 1977
Jul 1979–Dec 1980
18-Month
52.9°F
(11.6°C)
52.9°F
(11.6°C)
0.0°F
(0.0°C)
57th Coolest
Coolest since:
1904
71st Warmest
Warmest since:
2012
Ties: 1940, 1944, 1992, 2010
Jan 1979–Dec 1980
24-Month
50.0°F
(10.0°C)
51.2°F
(10.7°C)
-1.2°F
(-0.7°C)
10th Coolest
Coolest since:
1979
118th Warmest
Warmest since:
2017
Ties: 1903, 1925, 1967, 1978
Jan 1978–Dec 1980
36-Month
49.6°F
(9.8°C)
51.2°F
(10.7°C)
-1.6°F
(-0.9°C)
3rd Coolest
Coolest since:
1905
124th Warmest
Warmest since:
2017
Jan 1977–Dec 1980
48-Month
50.0°F
(10.0°C)
51.2°F
(10.7°C)
-1.2°F
(-0.7°C)
5th Coolest
Coolest since:
1905
121st Warmest
Warmest since:
1934
Ties: 1907
Jan 1976–Dec 1980
60-Month
50.0°F
(10.0°C)
51.2°F
(10.7°C)
-1.2°F
(-0.7°C)
4th Coolest
Coolest since:
1905
121st Warmest
Warmest since:
1934

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