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 1930

View Period (Months):
Download: CSV JSON XML
  • Record Coolest
  • Bottom ⅒
  • Bottom ⅓
  • Normal
  • Top ⅓
  • Top ⅒
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
December 1930
1-Month
29.4°F
(-1.4°C)
28.3°F
(-2.1°C)
1.1°F
(0.7°C)
67th Coolest
Coolest since:
1983
62nd Warmest
Warmest since:
2015
Ties: 1900, 1905
Nov–Dec 1930
2-Month
35.6°F
(2.0°C)
34.3°F
(1.3°C)
1.3°F
(0.7°C)
82nd Coolest
Coolest since:
2000
47th Warmest
Warmest since:
1931
Ties: 1902, 1915, 1964
Oct–Dec 1930
3-Month
41.2°F
(5.1°C)
41.0°F
(5.0°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1976
62nd Warmest
Warmest since:
1931
Ties: 1962
Sep–Dec 1930
4-Month
48.3°F
(9.1°C)
47.3°F
(8.5°C)
1.0°F
(0.6°C)
82nd Coolest
Coolest since:
1976
47th Warmest
Warmest since:
1931
Ties: 1979, 2020
Aug–Dec 1930
5-Month
53.8°F
(12.1°C)
52.5°F
(11.4°C)
1.3°F
(0.7°C)
99th Coolest
Coolest since:
1976
30th Warmest
Warmest since:
1931
Ties: 1921, 1933, 1940, 1948
Jul–Dec 1930
6-Month
58.1°F
(14.5°C)
56.5°F
(13.6°C)
1.6°F
(0.9°C)
111th Coolest
Coolest since:
1976
18th Warmest
Warmest since:
1931
Ties: 1921, 2007
Jun–Dec 1930
7-Month
59.9°F
(15.5°C)
58.6°F
(14.8°C)
1.3°F
(0.7°C)
101st Coolest
Coolest since:
1976
28th Warmest
Warmest since:
1931
Ties: 1940, 1994
May–Dec 1930
8-Month
60.4°F
(15.8°C)
59.1°F
(15.1°C)
1.3°F
(0.7°C)
101st Coolest
Coolest since:
1917
28th Warmest
Warmest since:
1931
Ties: 1914, 1954, 1965, 1971, 2005
Apr–Dec 1930
9-Month
59.8°F
(15.4°C)
58.2°F
(14.6°C)
1.6°F
(0.8°C)
111th Coolest
Coolest since:
1917
18th Warmest
Warmest since:
1931
Ties: 1933, 1953, 2005, 2007
Mar–Dec 1930
10-Month
57.7°F
(14.3°C)
56.3°F
(13.5°C)
1.4°F
(0.8°C)
105th Coolest
Coolest since:
1917
24th Warmest
Warmest since:
2012
Ties: 2005, 2006
Feb–Dec 1930
11-Month
55.9°F
(13.3°C)
53.7°F
(12.1°C)
2.2°F
(1.2°C)
121st Coolest
Coolest since:
1917
8th Warmest
Warmest since:
2012
Ties: 2017
Jan–Dec 1930
12-Month
52.6°F
(11.4°C)
51.2°F
(10.7°C)
1.4°F
(0.7°C)
104th Coolest
Coolest since:
1917
25th Warmest
Warmest since:
2012
Ties: 1922
Jul 1929–Dec 1930
18-Month
53.4°F
(11.9°C)
53.0°F
(11.7°C)
0.4°F
(0.2°C)
82nd Coolest
Coolest since:
1904
46th Warmest
Warmest since:
2012
Ties: 1911, 1937, 1990
Jan 1929–Dec 1930
24-Month
51.0°F
(10.6°C)
51.2°F
(10.7°C)
-0.2°F
(-0.1°C)
54th Coolest
Coolest since:
1979
74th Warmest
Warmest since:
2017
Ties: 1937, 1973, 1986
Jan 1928–Dec 1930
36-Month
51.2°F
(10.7°C)
51.2°F
(10.7°C)
0.0°F
(0.0°C)
59th Coolest
Coolest since:
1905
68th Warmest
Warmest since:
2017
Ties: 1911, 1920, 1944, 1958, 1964, 1966, 1973, 2009, 2014
Jan 1927–Dec 1930
48-Month
51.3°F
(10.7°C)
51.2°F
(10.7°C)
0.1°F
(0.0°C)
65th Coolest
Coolest since:
1905
61st Warmest
Warmest since:
1934
Ties: 1913, 1986, 2016
Jan 1926–Dec 1930
60-Month
51.0°F
(10.6°C)
51.2°F
(10.7°C)
-0.2°F
(-0.1°C)
43rd Coolest
Coolest since:
1905
82nd Warmest
Warmest since:
1934
Ties: 1912, 1960, 1966, 1986

Citing This Page