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 5. East

Average Temperature Rankings, August 1920

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
August 1920
1-Month
70.3°F
(21.3°C)
72.1°F
(22.3°C)
-1.8°F
(-1.0°C)
29th Coolest
Coolest since:
1915
100th Warmest
Warmest since:
1947
Ties: 1971, 1977
Jul–Aug 1920
2-Month
71.5°F
(21.9°C)
73.2°F
(22.9°C)
-1.7°F
(-1.0°C)
23rd Coolest
Coolest since:
1915
106th Warmest
Warmest since:
1936
Ties: 1912, 1979
Jun–Aug 1920
3-Month
71.2°F
(21.8°C)
72.3°F
(22.4°C)
-1.1°F
(-0.6°C)
29th Coolest
Coolest since:
1915
100th Warmest
Warmest since:
1936
Ties: 1960, 1974, 2014
May–Aug 1920
4-Month
68.1°F
(20.1°C)
69.5°F
(20.8°C)
-1.4°F
(-0.7°C)
21st Coolest
Coolest since:
1915
108th Warmest
Warmest since:
1934
Ties: 1950, 1963
Apr–Aug 1920
5-Month
63.2°F
(17.3°C)
65.6°F
(18.7°C)
-2.4°F
(-1.4°C)
8th Coolest
Coolest since:
1907
121st Warmest
Warmest since:
1991
Ties: 1915, 1950, 1992
Mar–Aug 1920
6-Month
59.2°F
(15.1°C)
61.0°F
(16.1°C)
-1.8°F
(-1.0°C)
11th Coolest
Coolest since:
1904, 1907
118th Warmest
Warmest since:
2012
Ties: 1927
Feb–Aug 1920
7-Month
54.5°F
(12.5°C)
56.2°F
(13.4°C)
-1.7°F
(-0.9°C)
15th Coolest
Coolest since:
1904
114th Warmest
Warmest since:
2012
Ties: 1923, 1967, 1982
Jan–Aug 1920
8-Month
49.9°F
(9.9°C)
52.2°F
(11.2°C)
-2.3°F
(-1.3°C)
9th Coolest
Coolest since:
1904, 1912
120th Warmest
Warmest since:
2012
Ties: 1895
Dec 1919–Aug 1920
9-Month
46.7°F
(8.2°C)
49.5°F
(9.7°C)
-2.8°F
(-1.5°C)
5th Coolest
Coolest since:
1904
123rd Warmest
Warmest since:
2012
Ties: 1982, 2014
Nov 1919–Aug 1920
10-Month
45.7°F
(7.6°C)
48.5°F
(9.2°C)
-2.8°F
(-1.6°C)
4th Coolest
Coolest since:
1904
124th Warmest
Warmest since:
2012
Oct 1919–Aug 1920
11-Month
46.7°F
(8.2°C)
49.0°F
(9.4°C)
-2.3°F
(-1.2°C)
9th Coolest
Coolest since:
1904
119th Warmest
Warmest since:
2012
Ties: 1899, 1982
Sep 1919–Aug 1920
12-Month
48.4°F
(9.1°C)
50.3°F
(10.2°C)
-1.9°F
(-1.1°C)
10th Coolest
Coolest since:
1904
118th Warmest
Warmest since:
2012
Mar 1919–Aug 1920
18-Month
52.8°F
(11.6°C)
53.9°F
(12.2°C)
-1.1°F
(-0.6°C)
20th Coolest
Coolest since:
1904
108th Warmest
Warmest since:
2012
Ties: 1899, 1929, 1968
Sep 1918–Aug 1920
24-Month
49.9°F
(9.9°C)
50.3°F
(10.2°C)
-0.4°F
(-0.3°C)
40th Coolest
Coolest since:
1905
87th Warmest
Warmest since:
2017
Ties: 1899, 1911, 1937, 1962, 1967
Sep 1917–Aug 1920
36-Month
49.2°F
(9.6°C)
50.3°F
(10.2°C)
-1.1°F
(-0.6°C)
10th Coolest
Coolest since:
1904
116th Warmest
Warmest since:
2018
Ties: 1907, 1978
Sep 1916–Aug 1920
48-Month
49.0°F
(9.4°C)
50.3°F
(10.2°C)
-1.3°F
(-0.8°C)
7th Coolest
Coolest since:
1905
118th Warmest
Warmest since:
2019
Ties: 1979
Sep 1915–Aug 1920
60-Month
49.2°F
(9.6°C)
50.2°F
(10.1°C)
-1.0°F
(-0.5°C)
8th Coolest
Coolest since:
1906
116th Warmest
Warmest since:
2020
Ties: 1979, 1980

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