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 1913

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2023)
Warmest/Coolest
Since
Record
April 1913
1-Month
54.3°F
(12.4°C)
55.3°F
(12.9°C)
-1.0°F
(-0.5°C)
43rd Coolest
Coolest since:
1907
87th Warmest
Warmest since:
1896
Ties: 1923
Mar–Apr 1913
2-Month
47.9°F
(8.8°C)
50.0°F
(10.0°C)
-2.1°F
(-1.2°C)
31st Coolest
Coolest since:
1960
99th Warmest
Warmest since:
2012
Ties: 1916
Feb–Apr 1913
3-Month
42.4°F
(5.8°C)
44.9°F
(7.2°C)
-2.5°F
(-1.4°C)
20th Coolest
Coolest since:
1899
110th Warmest
Warmest since:
2012
Jan–Apr 1913
4-Month
40.4°F
(4.7°C)
41.5°F
(5.3°C)
-1.1°F
(-0.6°C)
41st Coolest
Coolest since:
1978
89th Warmest
Warmest since:
2012
Dec 1912–Apr 1913
5-Month
39.5°F
(4.2°C)
40.1°F
(4.5°C)
-0.6°F
(-0.3°C)
43rd Coolest
Coolest since:
1978
86th Warmest
Warmest since:
2012
Nov 1912–Apr 1913
6-Month
40.3°F
(4.6°C)
40.9°F
(4.9°C)
-0.6°F
(-0.3°C)
39th Coolest
Coolest since:
1912
90th Warmest
Warmest since:
2012
Oct 1912–Apr 1913
7-Month
42.9°F
(6.1°C)
43.2°F
(6.2°C)
-0.3°F
(-0.1°C)
42nd Coolest
Coolest since:
1899, 1978
87th Warmest
Warmest since:
2012
Ties: 1896, 1900, 1973
Sep 1912–Apr 1913
8-Month
46.2°F
(7.9°C)
46.5°F
(8.1°C)
-0.3°F
(-0.2°C)
42nd Coolest
Coolest since:
1918
87th Warmest
Warmest since:
2017
Ties: 1956, 1959, 2003
Aug 1912–Apr 1913
9-Month
49.4°F
(9.7°C)
49.8°F
(9.9°C)
-0.4°F
(-0.2°C)
38th Coolest
Coolest since:
1918
91st Warmest
Warmest since:
2017
Ties: 1897, 1915, 1916, 1929, 1947
Jul 1912–Apr 1913
10-Month
52.2°F
(11.2°C)
52.6°F
(11.4°C)
-0.4°F
(-0.2°C)
36th Coolest
Coolest since:
1918
93rd Warmest
Warmest since:
2012
Ties: 1897, 1924, 1928, 1930, 1944, 1947, 1959, 1973, 1994
Jun 1912–Apr 1913
11-Month
53.7°F
(12.1°C)
54.5°F
(12.5°C)
-0.8°F
(-0.4°C)
28th Coolest
Coolest since:
1918
101st Warmest
Warmest since:
2012, 2017
Ties: 1916, 1929, 1997
May 1912–Apr 1913
12-Month
54.8°F
(12.7°C)
55.4°F
(13.0°C)
-0.6°F
(-0.3°C)
36th Coolest
Coolest since:
1918
93rd Warmest
Warmest since:
2012, 2017
Nov 1911–Apr 1913
18-Month
48.6°F
(9.2°C)
50.5°F
(10.3°C)
-1.9°F
(-1.1°C)
6th Coolest
Coolest since:
1905, 1979
122nd Warmest
Warmest since:
2017
May 1911–Apr 1913
24-Month
54.3°F
(12.4°C)
55.4°F
(13.0°C)
-1.1°F
(-0.6°C)
13th Coolest
Coolest since:
1978
115th Warmest
Warmest since:
2017
Ties: 1904, 1919
May 1910–Apr 1913
36-Month
54.4°F
(12.4°C)
55.4°F
(13.0°C)
-1.0°F
(-0.6°C)
10th Coolest
Coolest since:
1979
117th Warmest
Warmest since:
2018
Ties: 1969, 1971
May 1909–Apr 1913
48-Month
54.7°F
(12.6°C)
55.3°F
(12.9°C)
-0.6°F
(-0.3°C)
18th Coolest
Coolest since:
1980
108th Warmest
Warmest since:
2019
Ties: 1902, 1904, 1969
May 1908–Apr 1913
60-Month
55.0°F
(12.8°C)
55.3°F
(12.9°C)
-0.3°F
(-0.1°C)
31st Coolest
Coolest since:
1980, 1981
94th Warmest
Warmest since:
2020
Ties: 1900, 1914, 1921, 1929, 1961, 1977, 1986

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