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 2. Northeast

Average Temperature Rankings, October 1900

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 1900
1-Month
59.2°F
(15.1°C)
52.1°F
(11.2°C)
7.1°F
(3.9°C)
125th Coolest
Coolest since:
1925
4th Warmest
Warmest to Date
1963
Sep–Oct 1900
2-Month
62.4°F
(16.9°C)
57.9°F
(14.4°C)
4.5°F
(2.5°C)
120th Coolest
Coolest since:
1917
9th Warmest
Warmest since:
1971, 2021
Ties: 1931
Aug–Oct 1900
3-Month
67.2°F
(19.6°C)
62.3°F
(16.8°C)
4.9°F
(2.8°C)
127th Coolest
Coolest since:
1917
2nd Warmest
Warmest to Date
1947
Jul–Oct 1900
4-Month
68.5°F
(20.3°C)
65.0°F
(18.3°C)
3.5°F
(2.0°C)
126th Coolest
Coolest since:
1917
3rd Warmest
Warmest to Date
1947
Ties: 2016
Jun–Oct 1900
5-Month
68.4°F
(20.2°C)
65.8°F
(18.8°C)
2.6°F
(1.4°C)
123rd Coolest
Coolest since:
1917
6th Warmest
Warmest to Date
2021
Ties: 2007
May–Oct 1900
6-Month
67.3°F
(19.6°C)
64.6°F
(18.1°C)
2.7°F
(1.5°C)
123rd Coolest
Coolest since:
1917
6th Warmest
Warmest to Date
2007, 2021
Apr–Oct 1900
7-Month
64.7°F
(18.2°C)
62.2°F
(16.8°C)
2.5°F
(1.4°C)
122nd Coolest
Coolest since:
1917
7th Warmest
Warmest to Date
2010
Ties: 1934, 1998, 2007, 2016
Mar–Oct 1900
8-Month
60.2°F
(15.7°C)
58.9°F
(14.9°C)
1.3°F
(0.8°C)
104th Coolest
Coolest since:
1917
25th Warmest
Warmest to Date
2012
Ties: 1919, 1941
Feb–Oct 1900
9-Month
55.5°F
(13.1°C)
55.1°F
(12.8°C)
0.4°F
(0.3°C)
69th Coolest
Coolest since:
1917
60th Warmest
Warmest since:
2012
Ties: 1942
Jan–Oct 1900
10-Month
52.7°F
(11.5°C)
51.8°F
(11.0°C)
0.9°F
(0.5°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2012
Ties: 1898, 1949, 2001
Dec 1899–Oct 1900
11-Month
50.2°F
(10.1°C)
49.4°F
(9.7°C)
0.8°F
(0.4°C)
86th Coolest
Coolest since:
1904, 1917
42nd Warmest
Warmest since:
2012
Ties: 1896, 1990, 2013, 2018
Nov 1899–Oct 1900
12-Month
49.5°F
(9.7°C)
48.5°F
(9.2°C)
1.0°F
(0.5°C)
93rd Coolest
Coolest since:
1904
35th Warmest
Warmest to Date
2012
Ties: 1933, 1941, 1942
May 1899–Oct 1900
18-Month
55.0°F
(12.8°C)
53.9°F
(12.2°C)
1.1°F
(0.6°C)
97th Coolest
Coolest since:
1904
31st Warmest
Warmest to Date
2012
Ties: 1953
Nov 1898–Oct 1900
24-Month
48.5°F
(9.2°C)
48.5°F
(9.2°C)
0.0°F
(0.0°C)
58th Coolest
Coolest since:
1905
69th Warmest
Warmest since:
2017
Ties: 1915, 1943, 1946, 1975, 1981
Nov 1897–Oct 1900
36-Month
48.6°F
(9.2°C)
48.4°F
(9.1°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1904
59th Warmest
Warmest since:
2000
Ties: 1915, 1947, 1974, 1986
Nov 1896–Oct 1900
48-Month
48.7°F
(9.3°C)
48.4°F
(9.1°C)
0.3°F
(0.2°C)
72nd Coolest
Coolest since:
1905
53rd Warmest
Warmest to Date
2007
Ties: 1936, 1939, 1947, 1954, 1958, 1983, 1985
Nov 1895–Oct 1900
60-Month
48.7°F
(9.3°C)
48.4°F
(9.1°C)
0.3°F
(0.2°C)
73rd Coolest
Coolest to Date
1905
51st Warmest
Warmest to Date
2002
Ties: 1924, 1944, 1975, 1977, 1985, 1986

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