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 8. Southwest

Average Temperature Rankings, April 1945

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1945
1-Month
56.3°F
(13.5°C)
55.3°F
(12.9°C)
1.0°F
(0.6°C)
77th Coolest
Coolest since:
1907
52nd Warmest
Warmest since:
1896
Ties: 1919, 1959
Mar–Apr 1945
2-Month
54.8°F
(12.7°C)
50.0°F
(10.0°C)
4.8°F
(2.7°C)
123rd Coolest
Coolest since:
1926, 1960
6th Warmest
Warmest since:
2012
Ties: 1925
Feb–Apr 1945
3-Month
48.4°F
(9.1°C)
45.0°F
(7.2°C)
3.4°F
(1.9°C)
114th Coolest
Coolest since:
1899
15th Warmest
Warmest since:
2012
Jan–Apr 1945
4-Month
43.4°F
(6.3°C)
41.5°F
(5.3°C)
1.9°F
(1.0°C)
99th Coolest
Coolest since:
1978
30th Warmest
Warmest since:
2012
Ties: 1911, 1919, 1981, 1987
Dec 1944–Apr 1945
5-Month
40.4°F
(4.7°C)
40.1°F
(4.5°C)
0.3°F
(0.2°C)
66th Coolest
Coolest since:
1978
62nd Warmest
Warmest since:
2012
Ties: 1897
Nov 1944–Apr 1945
6-Month
41.3°F
(5.2°C)
40.9°F
(4.9°C)
0.4°F
(0.3°C)
72nd Coolest
Coolest since:
1912
56th Warmest
Warmest since:
2012
Ties: 1923, 1927, 1934, 2009, 2019
Oct 1944–Apr 1945
7-Month
43.7°F
(6.5°C)
43.2°F
(6.2°C)
0.5°F
(0.3°C)
76th Coolest
Coolest since:
1899, 1978
52nd Warmest
Warmest since:
2012
Ties: 1966, 2011, 2013
Sep 1944–Apr 1945
8-Month
46.9°F
(8.3°C)
46.5°F
(8.1°C)
0.4°F
(0.2°C)
74th Coolest
Coolest since:
1918
54th Warmest
Warmest since:
2017
Ties: 1916, 1948, 1950, 2011
Aug 1944–Apr 1945
9-Month
50.1°F
(10.1°C)
49.7°F
(9.8°C)
0.4°F
(0.3°C)
71st Coolest
Coolest since:
1918
57th Warmest
Warmest since:
2017
Ties: 1964, 1967
Jul 1944–Apr 1945
10-Month
52.9°F
(11.6°C)
52.6°F
(11.4°C)
0.3°F
(0.2°C)
72nd Coolest
Coolest since:
1918
56th Warmest
Warmest since:
2012
Ties: 1907, 1949, 1950
Jun 1944–Apr 1945
11-Month
55.1°F
(12.8°C)
54.5°F
(12.5°C)
0.6°F
(0.3°C)
82nd Coolest
Coolest since:
1918
46th Warmest
Warmest since:
2012, 2017
Ties: 1909, 1915, 1925, 1989
May 1944–Apr 1945
12-Month
56.3°F
(13.5°C)
55.4°F
(13.0°C)
0.9°F
(0.5°C)
90th Coolest
Coolest since:
1918
38th Warmest
Warmest since:
2012, 2017
Ties: 1931, 2007
Nov 1943–Apr 1945
18-Month
51.0°F
(10.6°C)
50.6°F
(10.3°C)
0.4°F
(0.3°C)
82nd Coolest
Coolest since:
1979
45th Warmest
Warmest since:
2017
Ties: 1898, 1910, 1914, 1946, 1957
May 1943–Apr 1945
24-Month
55.8°F
(13.2°C)
55.4°F
(13.0°C)
0.4°F
(0.2°C)
83rd Coolest
Coolest since:
1978
44th Warmest
Warmest since:
2017
Ties: 1910, 1940, 1972, 1974
May 1942–Apr 1945
36-Month
55.6°F
(13.1°C)
55.4°F
(13.0°C)
0.2°F
(0.1°C)
69th Coolest
Coolest since:
1979
57th Warmest
Warmest since:
2018
Ties: 1925, 1973, 2016
May 1941–Apr 1945
48-Month
56.1°F
(13.4°C)
55.4°F
(13.0°C)
0.7°F
(0.4°C)
95th Coolest
Coolest since:
1980
30th Warmest
Warmest since:
2019
Ties: 1923, 1932, 1937, 1938, 1989, 2011, 2015
May 1940–Apr 1945
60-Month
56.0°F
(13.3°C)
55.4°F
(13.0°C)
0.6°F
(0.3°C)
84th Coolest
Coolest since:
1980, 1981
40th Warmest
Warmest since:
2020
Ties: 1933, 1943, 1946

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