Climate at a Glance

Divisional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of December 2019. For more information, please see Climatological Rankings.


Illinois, Climate Division 5. East

Average Temperature Rankings, August 1899

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
August 1899
1-Month
74.0°F
(23.3°C)
72.1°F
(22.3°C)
1.9°F
(1.0°C)
105th Coolest Coolest since: 1898 1915
21st Warmest Warmest to Date 1947
Ties: 1930, 1991, 1998, 2018
Jul–Aug 1899
2-Month
73.6°F
(23.1°C)
73.3°F
(22.9°C)
0.3°F
(0.2°C)
74th Coolest Coolest since: 1898 1915
52nd Warmest Warmest to Date 1936
Ties: 1928, 1948
Jun–Aug 1899
3-Month
72.8°F
(22.7°C)
72.3°F
(22.4°C)
0.5°F
(0.3°C)
80th Coolest Coolest since: 1898 1915
46th Warmest Warmest since: 1898 1936
Ties: 1898, 1938, 1957, 2019
May–Aug 1899
4-Month
70.1°F
(21.2°C)
69.5°F
(20.8°C)
0.6°F
(0.4°C)
77th Coolest Coolest since: 1898 1915
49th Warmest Warmest since: 1896 1934
Ties: 1986
Apr–Aug 1899
5-Month
66.4°F
(19.1°C)
65.5°F
(18.6°C)
0.9°F
(0.5°C)
82nd Coolest Coolest since: 1898 1907
44th Warmest Warmest since: 1896 1991
Ties: 1895, 1900
Mar–Aug 1899
6-Month
60.5°F
(15.8°C)
61.0°F
(16.1°C)
-0.5°F
(-0.3°C)
41st Coolest Coolest since: 1897 1904, 1907
85th Warmest Warmest since: 1898 2012
Ties: 1935
Feb–Aug 1899
7-Month
54.4°F
(12.4°C)
56.3°F
(13.5°C)
-1.9°F
(-1.1°C)
14th Coolest Coolest to Date 1904
112th Warmest Warmest since: 1898 2012
Jan–Aug 1899
8-Month
50.5°F
(10.3°C)
52.2°F
(11.2°C)
-1.7°F
(-0.9°C)
19th Coolest Coolest since: 1895 1904, 1912
107th Warmest Warmest since: 1898 2012
Dec 1898–Aug 1899
9-Month
47.5°F
(8.6°C)
49.5°F
(9.7°C)
-2.0°F
(-1.1°C)
12th Coolest Coolest to Date 1904
113th Warmest Warmest since: 1898 2012
Ties: 1905, 1951, 1984
Nov 1898–Aug 1899
10-Month
46.3°F
(7.9°C)
48.5°F
(9.2°C)
-2.2°F
(-1.3°C)
10th Coolest Coolest to Date 1904
115th Warmest Warmest since: 1898 2012
Ties: 1982
Oct 1898–Aug 1899
11-Month
46.7°F
(8.2°C)
49.0°F
(9.4°C)
-2.3°F
(-1.2°C)
9th Coolest Coolest to Date 1904
116th Warmest Warmest since: 1898 2012
Ties: 1920, 1982
Sep 1898–Aug 1899
12-Month
48.5°F
(9.2°C)
50.3°F
(10.2°C)
-1.8°F
(-1.0°C)
11th Coolest Coolest to Date 1904
114th Warmest Warmest since: 1898 2012
Mar 1898–Aug 1899
18-Month
52.8°F
(11.6°C)
53.9°F
(12.2°C)
-1.1°F
(-0.6°C)
20th Coolest Coolest to Date 1904
105th Warmest Warmest since: 1898 2012
Ties: 1920, 1929, 1968
Sep 1897–Aug 1899
24-Month
49.9°F
(9.9°C)
50.3°F
(10.2°C)
-0.4°F
(-0.3°C)
40th Coolest Coolest since: 1897 1905
84th Warmest Warmest since: 1898 2017
Ties: 1911, 1920, 1937, 1962, 1967
Sep 1896–Aug 1899
36-Month
49.5°F
(9.7°C)
50.3°F
(10.2°C)
-0.8°F
(-0.5°C)
17th Coolest Coolest to Date 1904
106th Warmest Warmest since: 1898 2018
Ties: 1927, 1928, 1960, 1963, 1969, 2015
Sep 1895–Aug 1899
48-Month
49.8°F
(9.9°C)
50.3°F
(10.2°C)
-0.5°F
(-0.3°C)
31st Coolest Coolest to Date 1905
91st Warmest Warmest to Date 2019
Ties: 1909, 1928, 1962, 1965

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published January 2020, retrieved on January 25, 2020 from https://www.ncdc.noaa.gov/cag/