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 1939

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
October 1939
1-Month
53.1°F
(11.7°C)
52.1°F
(11.2°C)
1.0°F
(0.5°C)
81st Coolest
Coolest since:
1925
48th Warmest
Warmest since:
1963
Ties: 2004
Sep–Oct 1939
2-Month
60.7°F
(15.9°C)
57.9°F
(14.4°C)
2.8°F
(1.5°C)
112th Coolest
Coolest since:
1917
17th Warmest
Warmest since:
1971, 2021
Ties: 1922
Aug–Oct 1939
3-Month
64.1°F
(17.8°C)
62.3°F
(16.8°C)
1.8°F
(1.0°C)
108th Coolest
Coolest since:
1917
21st Warmest
Warmest since:
1947
Ties: 2000
Jul–Oct 1939
4-Month
66.4°F
(19.1°C)
65.0°F
(18.3°C)
1.4°F
(0.8°C)
104th Coolest
Coolest since:
1917
25th Warmest
Warmest since:
1947
Ties: 1914, 1916, 1920, 1941
Jun–Oct 1939
5-Month
67.3°F
(19.6°C)
65.8°F
(18.8°C)
1.5°F
(0.8°C)
102nd Coolest
Coolest since:
1917
27th Warmest
Warmest since:
2021
May–Oct 1939
6-Month
66.5°F
(19.2°C)
64.6°F
(18.1°C)
1.9°F
(1.1°C)
114th Coolest
Coolest since:
1917
15th Warmest
Warmest since:
2007
Ties: 1955, 1988
Apr–Oct 1939
7-Month
63.4°F
(17.4°C)
62.3°F
(16.8°C)
1.1°F
(0.6°C)
101st Coolest
Coolest since:
1917
28th Warmest
Warmest since:
2010
Ties: 1901, 1914, 1970, 1986, 2001, 2015
Mar–Oct 1939
8-Month
60.1°F
(15.6°C)
59.0°F
(15.0°C)
1.1°F
(0.6°C)
101st Coolest
Coolest since:
1917
28th Warmest
Warmest since:
2012
Ties: 1910, 1931, 1959, 1995
Feb–Oct 1939
9-Month
56.0°F
(13.3°C)
55.1°F
(12.8°C)
0.9°F
(0.5°C)
92nd Coolest
Coolest since:
1917
37th Warmest
Warmest since:
2012
Ties: 1941, 1959, 2001, 2011, 2022
Jan–Oct 1939
10-Month
53.3°F
(11.8°C)
51.8°F
(11.0°C)
1.5°F
(0.8°C)
101st Coolest
Coolest since:
1917
28th Warmest
Warmest since:
2012
Ties: 1954
Dec 1938–Oct 1939
11-Month
50.9°F
(10.5°C)
49.5°F
(9.7°C)
1.4°F
(0.8°C)
100th Coolest
Coolest since:
1904, 1917
28th Warmest
Warmest since:
2012
Ties: 1922, 1933
Nov 1938–Oct 1939
12-Month
50.0°F
(10.0°C)
48.4°F
(9.1°C)
1.6°F
(0.9°C)
103rd Coolest
Coolest since:
1904
25th Warmest
Warmest since:
2012
Ties: 1914
May 1938–Oct 1939
18-Month
55.1°F
(12.8°C)
53.8°F
(12.1°C)
1.3°F
(0.7°C)
102nd Coolest
Coolest since:
1904
26th Warmest
Warmest since:
2012
Ties: 1942, 1995, 2010, 2013
Nov 1937–Oct 1939
24-Month
49.8°F
(9.9°C)
48.4°F
(9.1°C)
1.4°F
(0.8°C)
103rd Coolest
Coolest since:
1905
24th Warmest
Warmest since:
2017
Ties: 2001
Nov 1936–Oct 1939
36-Month
49.2°F
(9.6°C)
48.5°F
(9.2°C)
0.7°F
(0.4°C)
90th Coolest
Coolest since:
1904
36th Warmest
Warmest since:
2000
Ties: 1935, 1990
Nov 1935–Oct 1939
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 since:
2007
Ties: 1900, 1936, 1947, 1954, 1958, 1983, 1985
Nov 1934–Oct 1939
60-Month
48.6°F
(9.2°C)
48.4°F
(9.1°C)
0.2°F
(0.1°C)
62nd Coolest
Coolest since:
1905
62nd Warmest
Warmest since:
2002
Ties: 1901, 1937, 1938, 1945, 1946, 1949, 1950, 1959

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