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 May 2021. For more information, please see Climatological Rankings.


Illinois, Climate Division 8. Southwest

Average Temperature Rankings, August 1990

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1990
1-Month
74.2°F
(23.4°C)
76.0°F
(24.4°C)
-1.8°F
(-1.0°C)
24th Coolest Coolest since: 1986 1915
103rd Warmest Warmest since: 1989 1936
Jul–Aug 1990
2-Month
75.6°F
(24.2°C)
76.9°F
(24.9°C)
-1.3°F
(-0.7°C)
26th Coolest Coolest since: 1985 1967
101st Warmest Warmest since: 1989 1936
Ties: 1996
Jun–Aug 1990
3-Month
75.3°F
(24.1°C)
75.9°F
(24.4°C)
-0.6°F
(-0.3°C)
40th Coolest Coolest since: 1989 1915, 1927
87th Warmest Warmest since: 1988 1936
Ties: 1902, 1960, 1963, 1971, 1979
May–Aug 1990
4-Month
72.0°F
(22.2°C)
73.2°F
(22.9°C)
-1.2°F
(-0.7°C)
21st Coolest Coolest since: 1989 1967
106th Warmest Warmest since: 1988 1936
Ties: 1903, 1960, 1974, 1981, 1994
Apr–Aug 1990
5-Month
68.3°F
(20.2°C)
69.6°F
(20.9°C)
-1.3°F
(-0.7°C)
17th Coolest Coolest since: 1976 1907
110th Warmest Warmest since: 1989 2010
Ties: 1915
Mar–Aug 1990
6-Month
65.0°F
(18.3°C)
65.4°F
(18.6°C)
-0.4°F
(-0.3°C)
41st Coolest Coolest since: 1989 1904
86th Warmest Warmest since: 1988 2012
Ties: 1899, 1909, 1976, 1993
Feb–Aug 1990
7-Month
61.6°F
(16.4°C)
61.1°F
(16.2°C)
0.5°F
(0.2°C)
78th Coolest Coolest since: 1989 1904
49th Warmest Warmest since: 1988 2012
Ties: 1908, 1974, 2009
Jan–Aug 1990
8-Month
59.1°F
(15.1°C)
57.4°F
(14.1°C)
1.7°F
(1.0°C)
104th Coolest Coolest since: 1989 1912
23rd Warmest Warmest since: 1987 2012
Ties: 1911, 2011
Dec 1989–Aug 1990
9-Month
55.1°F
(12.8°C)
54.8°F
(12.7°C)
0.3°F
(0.1°C)
69th Coolest Coolest since: 1989 1904
57th Warmest Warmest since: 1988 2012
Ties: 1901, 1935
Nov 1989–Aug 1990
10-Month
54.1°F
(12.3°C)
53.8°F
(12.1°C)
0.3°F
(0.2°C)
68th Coolest Coolest since: 1989 1904
58th Warmest Warmest since: 1988 2012
Oct 1989–Aug 1990
11-Month
54.5°F
(12.5°C)
54.1°F
(12.3°C)
0.4°F
(0.2°C)
72nd Coolest Coolest since: 1989 1904
54th Warmest Warmest since: 1988 2012
Ties: 1916, 1931, 1988
Sep 1989–Aug 1990
12-Month
55.5°F
(13.1°C)
55.4°F
(13.0°C)
0.1°F
(0.1°C)
63rd Coolest Coolest since: 1989 1904
63rd Warmest Warmest since: 1988 2012
Ties: 1908, 1937
Mar 1989–Aug 1990
18-Month
58.5°F
(14.7°C)
58.7°F
(14.8°C)
-0.2°F
(-0.1°C)
50th Coolest Coolest since: 1985 1904
76th Warmest Warmest since: 1989 2012
Ties: 1913, 1925, 1936, 1945, 1966
Sep 1988–Aug 1990
24-Month
55.2°F
(12.9°C)
55.4°F
(13.0°C)
-0.2°F
(-0.1°C)
47th Coolest Coolest since: 1985 1979
78th Warmest Warmest since: 1989 2017
Ties: 1925, 1964, 1966
Sep 1987–Aug 1990
36-Month
55.4°F
(13.0°C)
55.4°F
(13.0°C)
0.0°F
(0.0°C)
55th Coolest Coolest since: 1986 1979
69th Warmest Warmest since: 1989 2018
Ties: 1910, 1925, 1931, 1945, 1946
Sep 1986–Aug 1990
48-Month
55.8°F
(13.2°C)
55.3°F
(12.9°C)
0.5°F
(0.3°C)
81st Coolest Coolest since: 1987 1980
42nd Warmest Warmest since: 1989 2019
Ties: 1938, 1943, 1974, 1975, 1999, 2004
Sep 1985–Aug 1990
60-Month
55.9°F
(13.3°C)
55.3°F
(12.9°C)
0.6°F
(0.4°C)
82nd Coolest Coolest since: 1989 1906
40th Warmest Warmest since: 1989 2020
Ties: 1941, 1945, 1954, 1989, 1995, 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published June 2021, retrieved on June 13, 2021 from https://www.ncdc.noaa.gov/cag/