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 7. East Southeast

Average Temperature Rankings, October 1998

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 1998
1-Month
58.1°F
(14.5°C)
55.7°F
(13.2°C)
2.4°F
(1.3°C)
100th Coolest
Coolest since:
1925
29th Warmest
Warmest since:
1963
Ties: 1918, 1922
Sep–Oct 1998
2-Month
65.0°F
(18.3°C)
61.5°F
(16.4°C)
3.5°F
(1.9°C)
119th Coolest
Coolest since:
1917
10th Warmest
Warmest since:
1971, 2016
Ties: 1939
Aug–Oct 1998
3-Month
68.5°F
(20.3°C)
65.8°F
(18.8°C)
2.7°F
(1.5°C)
120th Coolest
Coolest since:
1976
9th Warmest
Warmest since:
1947, 2007
Jul–Oct 1998
4-Month
70.4°F
(21.3°C)
68.5°F
(20.3°C)
1.9°F
(1.0°C)
114th Coolest
Coolest since:
1967
15th Warmest
Warmest since:
1936
Jun–Oct 1998
5-Month
70.9°F
(21.6°C)
69.2°F
(20.7°C)
1.7°F
(0.9°C)
108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
1936
Ties: 1913, 1991, 2018
May–Oct 1998
6-Month
70.4°F
(21.3°C)
68.2°F
(20.1°C)
2.2°F
(1.2°C)
117th Coolest
Coolest since:
1917
12th Warmest
Warmest since:
1936
Apr–Oct 1998
7-Month
68.1°F
(20.1°C)
66.0°F
(18.9°C)
2.1°F
(1.2°C)
119th Coolest
Coolest since:
1907
10th Warmest
Warmest since:
2010
Ties: 1914
Mar–Oct 1998
8-Month
64.8°F
(18.2°C)
62.9°F
(17.2°C)
1.9°F
(1.0°C)
118th Coolest
Coolest since:
1917
11th Warmest
Warmest since:
2012
Ties: 1938, 1986
Feb–Oct 1998
9-Month
62.2°F
(16.8°C)
59.5°F
(15.3°C)
2.7°F
(1.5°C)
124th Coolest
Coolest since:
1917
5th Warmest
Warmest since:
2012
Ties: 1954, 2017
Jan–Oct 1998
10-Month
59.4°F
(15.2°C)
56.2°F
(13.4°C)
3.2°F
(1.8°C)
126th Coolest
Coolest since:
1979
3rd Warmest
Warmest since:
2012
Ties: 2017
Dec 1997–Oct 1998
11-Month
57.1°F
(13.9°C)
54.1°F
(12.3°C)
3.0°F
(1.6°C)
124th Coolest
Coolest since:
1904
4th Warmest
Warmest since:
2012
Nov 1997–Oct 1998
12-Month
55.6°F
(13.1°C)
53.0°F
(11.7°C)
2.6°F
(1.4°C)
120th Coolest
Coolest since:
1904
8th Warmest
Warmest since:
2012
Ties: 1932, 1954
May 1997–Oct 1998
18-Month
59.3°F
(15.2°C)
58.1°F
(14.5°C)
1.2°F
(0.7°C)
102nd Coolest
Coolest since:
1904
26th Warmest
Warmest since:
2012
Ties: 1987, 2011
Nov 1996–Oct 1998
24-Month
53.9°F
(12.2°C)
53.1°F
(11.7°C)
0.8°F
(0.5°C)
93rd Coolest
Coolest since:
1979
34th Warmest
Warmest since:
2017
Ties: 1950
Nov 1995–Oct 1998
36-Month
53.1°F
(11.7°C)
53.1°F
(11.7°C)
0.0°F
(0.0°C)
59th Coolest
Coolest since:
1979
67th Warmest
Warmest since:
2018
Ties: 1898, 1945, 1976
Nov 1994–Oct 1998
48-Month
53.5°F
(11.9°C)
53.0°F
(11.7°C)
0.5°F
(0.2°C)
80th Coolest
Coolest since:
1905, 1980
45th Warmest
Warmest since:
2019
Ties: 1950, 1986, 1999, 2011, 2015
Nov 1993–Oct 1998
60-Month
53.3°F
(11.8°C)
53.0°F
(11.7°C)
0.3°F
(0.1°C)
65th Coolest
Coolest since:
1982
59th Warmest
Warmest since:
2020
Ties: 1924, 1940, 1947, 1975, 1976

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