Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 2. Northeast

Average Temperature Rankings, September 1959

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
September 1959
1-Month
66.2°F
(19.0°C)
63.7°F
(17.6°C)
2.5°F
(1.4°C)
98th Coolest
Coolest since:
1918
31st Warmest
Warmest since:
1897
Aug–Sep 1959
2-Month
70.9°F
(21.6°C)
67.4°F
(19.7°C)
3.5°F
(1.9°C)
122nd Coolest
Coolest since:
1902
7th Warmest
Warmest since:
1947
Jul–Sep 1959
3-Month
71.3°F
(21.8°C)
69.4°F
(20.8°C)
1.9°F
(1.0°C)
109th Coolest
Coolest since:
1924
20th Warmest
Warmest since:
1936
Ties: 1897, 1901
Jun–Sep 1959
4-Month
71.1°F
(21.7°C)
69.2°F
(20.7°C)
1.9°F
(1.0°C)
110th Coolest
Coolest since:
1915
19th Warmest
Warmest since:
2005
May–Sep 1959
5-Month
69.7°F
(20.9°C)
67.1°F
(19.5°C)
2.6°F
(1.4°C)
121st Coolest
Coolest since:
1924
8th Warmest
Warmest since:
1921, 1988
Ties: 1933, 1998, 2005
Apr–Sep 1959
6-Month
66.1°F
(18.9°C)
63.9°F
(17.7°C)
2.2°F
(1.2°C)
116th Coolest
Coolest since:
1907
13th Warmest
Warmest since:
1921
Ties: 1977, 2016
Mar–Sep 1959
7-Month
61.7°F
(16.5°C)
59.9°F
(15.5°C)
1.8°F
(1.0°C)
114th Coolest
Coolest since:
1924
15th Warmest
Warmest since:
2012
Feb–Sep 1959
8-Month
56.8°F
(13.8°C)
55.5°F
(13.1°C)
1.3°F
(0.7°C)
100th Coolest
Coolest since:
1904, 1917
29th Warmest
Warmest since:
2012
Ties: 1976, 1986
Jan–Sep 1959
9-Month
52.2°F
(11.2°C)
51.7°F
(10.9°C)
0.5°F
(0.3°C)
77th Coolest
Coolest since:
1904, 1912
52nd Warmest
Warmest since:
2012
Ties: 1906, 1942, 1981, 2011
Dec 1958–Sep 1959
10-Month
48.9°F
(9.4°C)
49.1°F
(9.5°C)
-0.2°F
(-0.1°C)
48th Coolest
Coolest since:
1904
80th Warmest
Warmest since:
2012
Ties: 1927, 1948, 1961, 1966, 1977, 2008
Nov 1958–Sep 1959
11-Month
48.2°F
(9.0°C)
48.2°F
(9.0°C)
0.0°F
(0.0°C)
64th Coolest
Coolest since:
1904
64th Warmest
Warmest since:
2012
Ties: 1957, 1975, 1989, 1992
Oct 1958–Sep 1959
12-Month
48.7°F
(9.3°C)
48.5°F
(9.2°C)
0.2°F
(0.1°C)
73rd Coolest
Coolest since:
1904
55th Warmest
Warmest since:
2012
Ties: 1901, 1908, 1946, 1974, 1981
Apr 1958–Sep 1959
18-Month
53.4°F
(11.9°C)
53.6°F
(12.0°C)
-0.2°F
(-0.1°C)
47th Coolest
Coolest since:
1904
81st Warmest
Warmest since:
2012
Ties: 1940, 1948, 1965, 1969
Oct 1957–Sep 1959
24-Month
48.1°F
(8.9°C)
48.5°F
(9.2°C)
-0.4°F
(-0.3°C)
41st Coolest
Coolest since:
1918
86th Warmest
Warmest since:
2017
Ties: 1900, 1910
Oct 1956–Sep 1959
36-Month
48.4°F
(9.1°C)
48.5°F
(9.2°C)
-0.1°F
(-0.1°C)
55th Coolest
Coolest since:
1979
71st Warmest
Warmest since:
2000
Ties: 1911, 1936, 1984, 1996
Oct 1955–Sep 1959
48-Month
48.3°F
(9.1°C)
48.4°F
(9.1°C)
-0.1°F
(0.0°C)
43rd Coolest
Coolest since:
1905, 1918
82nd Warmest
Warmest since:
2001, 2002, 2019
Ties: 1899, 1903, 1937, 1946, 1948, 1966, 1967, 1996
Oct 1954–Sep 1959
60-Month
48.7°F
(9.3°C)
48.4°F
(9.1°C)
0.3°F
(0.2°C)
73rd Coolest
Coolest since:
1905, 1906
51st Warmest
Warmest since:
2002
Ties: 1944, 1945, 1977

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