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, August 2019

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
August 2019
1-Month
70.8°F
(21.6°C)
71.1°F
(21.7°C)
-0.3°F
(-0.1°C)
49th Coolest
Coolest since:
1915
80th Warmest
Warmest since:
1947
Ties: 1898, 1957
Jul–Aug 2019
2-Month
73.4°F
(23.0°C)
72.1°F
(22.3°C)
1.3°F
(0.7°C)
95th Coolest
Coolest since:
1915
34th Warmest
Warmest since:
1936
Ties: 1899, 1938, 2018
Jun–Aug 2019
3-Month
71.6°F
(22.0°C)
70.9°F
(21.6°C)
0.7°F
(0.4°C)
76th Coolest
Coolest since:
1915
53rd Warmest
Warmest since:
1988
Ties: 1925, 1940, 1941
May–Aug 2019
4-Month
68.1°F
(20.1°C)
67.9°F
(19.9°C)
0.2°F
(0.2°C)
62nd Coolest
Coolest since:
1915
67th Warmest
Warmest since:
1934
Ties: 1906, 1938, 1942
Apr–Aug 2019
5-Month
64.3°F
(17.9°C)
64.0°F
(17.8°C)
0.3°F
(0.1°C)
70th Coolest
Coolest since:
1907
59th Warmest
Warmest since:
1991
Mar–Aug 2019
6-Month
59.2°F
(15.1°C)
59.3°F
(15.2°C)
-0.1°F
(-0.1°C)
54th Coolest
Coolest since:
1926, 1950
75th Warmest
Warmest since:
2012
Ties: 1905, 1957, 1962, 1980, 2015
Feb–Aug 2019
7-Month
54.2°F
(12.3°C)
54.4°F
(12.4°C)
-0.2°F
(-0.1°C)
62nd Coolest
Coolest since:
1904
67th Warmest
Warmest since:
2012
Ties: 1961, 2009
Jan–Aug 2019
8-Month
50.0°F
(10.0°C)
50.2°F
(10.1°C)
-0.2°F
(-0.1°C)
53rd Coolest
Coolest since:
1912
76th Warmest
Warmest since:
2012
Ties: 1909, 1916, 1935, 1961, 1984, 1985, 2013
Dec 2018–Aug 2019
9-Month
47.9°F
(8.8°C)
47.5°F
(8.6°C)
0.4°F
(0.2°C)
73rd Coolest
Coolest since:
1904
55th Warmest
Warmest since:
2012
Ties: 1957, 1985, 1993
Nov 2018–Aug 2019
10-Month
46.4°F
(8.0°C)
46.5°F
(8.1°C)
-0.1°F
(-0.1°C)
50th Coolest
Coolest since:
1904
78th Warmest
Warmest since:
2012
Ties: 1897, 1928, 1959, 2003
Oct 2018–Aug 2019
11-Month
46.8°F
(8.2°C)
47.0°F
(8.3°C)
-0.2°F
(-0.1°C)
46th Coolest
Coolest since:
1904
82nd Warmest
Warmest since:
2012
Ties: 1923, 1948
Sep 2018–Aug 2019
12-Month
48.6°F
(9.2°C)
48.5°F
(9.2°C)
0.1°F
(0.0°C)
64th Coolest
Coolest since:
1904
64th Warmest
Warmest since:
2012
Ties: 1906, 1944, 1946, 1961, 1975, 1980
Mar 2018–Aug 2019
18-Month
52.4°F
(11.3°C)
52.1°F
(11.2°C)
0.3°F
(0.1°C)
75th Coolest
Coolest since:
1904
53rd Warmest
Warmest since:
2012
Ties: 1901, 1947, 1957
Sep 2017–Aug 2019
24-Month
49.1°F
(9.5°C)
48.5°F
(9.2°C)
0.6°F
(0.3°C)
90th Coolest
Coolest since:
1905
37th Warmest
Warmest since:
2017
Ties: 1949, 1974, 1976, 1989, 2010
Sep 2016–Aug 2019
36-Month
50.0°F
(10.0°C)
48.5°F
(9.2°C)
1.5°F
(0.8°C)
109th Coolest
Coolest since:
1905, 1979
17th Warmest
Warmest since:
2000
Ties: 1988
Sep 2015–Aug 2019
48-Month
50.6°F
(10.3°C)
48.5°F
(9.2°C)
2.1°F
(1.1°C)
123rd Coolest
Coolest since:
1905
2nd Warmest
Warmest since:
2001
Ties: 2002
Sep 2014–Aug 2019
60-Month
49.9°F
(9.9°C)
48.4°F
(9.1°C)
1.5°F
(0.8°C)
114th Coolest
Coolest since:
1906
10th Warmest
Warmest since:
2002
Ties: 2012, 2013, 2022

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