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 August 2020. For more information, please see Climatological Rankings.


Illinois, Climate Division 3. West

Average Temperature Rankings, August 1991

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1991
1-Month
74.0°F
(23.3°C)
73.6°F
(23.1°C)
0.4°F
(0.2°C)
72nd Coolest Coolest since: 1990 1915
55th Warmest Warmest since: 1988 1947
Ties: 1944, 1945, 1958
Jul–Aug 1991
2-Month
74.9°F
(23.8°C)
74.8°F
(23.8°C)
0.1°F
(0.0°C)
75th Coolest Coolest since: 1990 1915
52nd Warmest Warmest since: 1989 1936
Ties: 1896, 1933, 2016, 2020
Jun–Aug 1991
3-Month
75.0°F
(23.9°C)
73.7°F
(23.2°C)
1.3°F
(0.7°C)
95th Coolest Coolest since: 1990 1915
32nd Warmest Warmest since: 1988 1936
Ties: 1941
May–Aug 1991
4-Month
73.2°F
(22.9°C)
70.8°F
(21.6°C)
2.4°F
(1.3°C)
116th Coolest Coolest since: 1990 1915
11th Warmest Warmest since: 1988 1934
Ties: 1901
Apr–Aug 1991
5-Month
69.7°F
(20.9°C)
66.9°F
(19.4°C)
2.8°F
(1.5°C)
121st Coolest Coolest since: 1990 1907
6th Warmest Warmest since: 1987 1934
Ties: 1955, 2012
Mar–Aug 1991
6-Month
65.5°F
(18.6°C)
62.4°F
(16.9°C)
3.1°F
(1.7°C)
121st Coolest Coolest since: 1990 1950
6th Warmest Warmest since: 1987 2012
Ties: 2010
Feb–Aug 1991
7-Month
60.9°F
(16.1°C)
57.5°F
(14.2°C)
3.4°F
(1.9°C)
123rd Coolest Coolest since: 1990 1904
4th Warmest Warmest since: 1987 2012
Jan–Aug 1991
8-Month
55.9°F
(13.3°C)
53.2°F
(11.8°C)
2.7°F
(1.5°C)
118th Coolest Coolest since: 1990 1904
9th Warmest Warmest since: 1987 2012
Dec 1990–Aug 1991
9-Month
52.8°F
(11.6°C)
50.5°F
(10.3°C)
2.3°F
(1.3°C)
115th Coolest Coolest since: 1990 1904
11th Warmest Warmest since: 1987 2012
Ties: 1954, 1983, 2000
Nov 1990–Aug 1991
10-Month
52.1°F
(11.2°C)
49.4°F
(9.7°C)
2.7°F
(1.5°C)
116th Coolest Coolest since: 1990 1904
10th Warmest Warmest since: 1987 2012
Oct 1990–Aug 1991
11-Month
52.2°F
(11.2°C)
49.9°F
(9.9°C)
2.3°F
(1.3°C)
114th Coolest Coolest since: 1990 1904
12th Warmest Warmest since: 1987 2012
Ties: 2005
Sep 1990–Aug 1991
12-Month
53.5°F
(11.9°C)
51.2°F
(10.7°C)
2.3°F
(1.2°C)
115th Coolest Coolest since: 1990 1904
11th Warmest Warmest since: 1987 2012
Ties: 2002, 2005
Mar 1990–Aug 1991
18-Month
56.3°F
(13.5°C)
54.9°F
(12.7°C)
1.4°F
(0.8°C)
105th Coolest Coolest since: 1990 1904
21st Warmest Warmest since: 1988 2012
Ties: 1919, 1935, 1937, 2007, 2011, 2013
Sep 1989–Aug 1991
24-Month
52.5°F
(11.4°C)
51.3°F
(10.7°C)
1.2°F
(0.7°C)
104th Coolest Coolest since: 1990 1979
21st Warmest Warmest since: 1988 2017
Ties: 1992, 2005
Sep 1988–Aug 1991
36-Month
52.0°F
(11.1°C)
51.2°F
(10.7°C)
0.8°F
(0.4°C)
91st Coolest Coolest since: 1990 1979
33rd Warmest Warmest since: 1989 2018
Ties: 1940
Sep 1987–Aug 1991
48-Month
52.0°F
(11.1°C)
51.2°F
(10.7°C)
0.8°F
(0.4°C)
93rd Coolest Coolest since: 1987 1905
30th Warmest Warmest since: 1990 1934
Sep 1986–Aug 1991
60-Month
52.4°F
(11.3°C)
51.2°F
(10.7°C)
1.2°F
(0.6°C)
112th Coolest Coolest since: 1990 1906
10th Warmest Warmest since: 1957 1934, 1935
Ties: 2003, 2007

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published September 2020, retrieved on September 22, 2020 from https://www.ncdc.noaa.gov/cag/