Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 3. West

Average Temperature Rankings, April 1991

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1991
1-Month
55.8°F
(13.2°C)
51.3°F
(10.7°C)
4.5°F
(2.5°C)
115th Coolest
Coolest since:
2018
14th Warmest
Warmest since:
2010
Mar–Apr 1991
2-Month
49.9°F
(9.9°C)
45.2°F
(7.3°C)
4.7°F
(2.6°C)
118th Coolest
Coolest since:
1960
11th Warmest
Warmest since:
2012
Feb–Apr 1991
3-Month
44.4°F
(6.9°C)
39.5°F
(4.2°C)
4.9°F
(2.7°C)
120th Coolest
Coolest since:
1899
9th Warmest
Warmest since:
2012
Jan–Apr 1991
4-Month
38.6°F
(3.7°C)
35.6°F
(2.0°C)
3.0°F
(1.7°C)
110th Coolest
Coolest since:
1912
19th Warmest
Warmest since:
2012
Ties: 1981
Dec 1990–Apr 1991
5-Month
36.4°F
(2.4°C)
34.2°F
(1.2°C)
2.2°F
(1.2°C)
103rd Coolest
Coolest since:
1978
25th Warmest
Warmest since:
2012
Nov 1990–Apr 1991
6-Month
38.1°F
(3.4°C)
35.2°F
(1.8°C)
2.9°F
(1.6°C)
115th Coolest
Coolest since:
1904, 1912, 1978
13th Warmest
Warmest since:
2012
Ties: 1919, 1998
Oct 1990–Apr 1991
7-Month
40.2°F
(4.6°C)
37.9°F
(3.3°C)
2.3°F
(1.3°C)
111th Coolest
Coolest since:
1912
17th Warmest
Warmest since:
2012
Ties: 1939, 1992
Sep 1990–Apr 1991
8-Month
43.6°F
(6.4°C)
41.5°F
(5.3°C)
2.1°F
(1.1°C)
111th Coolest
Coolest since:
1904, 1978
17th Warmest
Warmest since:
2017
Aug 1990–Apr 1991
9-Month
46.9°F
(8.3°C)
45.0°F
(7.2°C)
1.9°F
(1.1°C)
112th Coolest
Coolest since:
1978
16th Warmest
Warmest since:
2017
Ties: 1998, 2005
Jul 1990–Apr 1991
10-Month
49.7°F
(9.8°C)
48.1°F
(8.9°C)
1.6°F
(0.9°C)
108th Coolest
Coolest since:
1904
20th Warmest
Warmest since:
2012
Ties: 1919, 1992, 1998
Jun 1990–Apr 1991
11-Month
51.7°F
(10.9°C)
50.3°F
(10.2°C)
1.4°F
(0.7°C)
104th Coolest
Coolest since:
1904
24th Warmest
Warmest since:
2017
May 1990–Apr 1991
12-Month
52.2°F
(11.2°C)
51.3°F
(10.7°C)
0.9°F
(0.5°C)
96th Coolest
Coolest since:
1918
32nd Warmest
Warmest since:
2017
Ties: 1988, 2008, 2022
Nov 1989–Apr 1991
18-Month
47.1°F
(8.4°C)
45.9°F
(7.7°C)
1.2°F
(0.7°C)
102nd Coolest
Coolest since:
1979
25th Warmest
Warmest since:
2017
Ties: 2022
May 1989–Apr 1991
24-Month
51.9°F
(11.1°C)
51.2°F
(10.7°C)
0.7°F
(0.4°C)
89th Coolest
Coolest since:
1905
38th Warmest
Warmest since:
2017
Ties: 1957
May 1988–Apr 1991
36-Month
52.1°F
(11.2°C)
51.2°F
(10.7°C)
0.9°F
(0.5°C)
96th Coolest
Coolest since:
1979
30th Warmest
Warmest since:
2018
Ties: 1943, 1990, 2022
May 1987–Apr 1991
48-Month
52.1°F
(11.2°C)
51.2°F
(10.7°C)
0.9°F
(0.5°C)
97th Coolest
Coolest since:
1980
28th Warmest
Warmest since:
1935
Ties: 1941, 2022
May 1986–Apr 1991
60-Month
52.3°F
(11.3°C)
51.2°F
(10.7°C)
1.1°F
(0.6°C)
111th Coolest
Coolest since:
1906, 1979
13th Warmest
Warmest since:
1935
Ties: 1923, 1941, 2007

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