Climate at a Glance

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


Illinois

Average Temperature Rankings, August 1989

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
August 1989
1-Month
72.8°F
(22.7°C)
73.4°F
(23.0°C)
-0.6°F
(-0.3°C)
46th Coolest Coolest since: 1986 1915
81st Warmest Warmest since: 1988 1947
Ties: 1961, 2013, 2019, 2020
Jul–Aug 1989
2-Month
74.2°F
(23.4°C)
74.5°F
(23.6°C)
-0.3°F
(-0.2°C)
58th Coolest Coolest since: 1986 1915
69th Warmest Warmest since: 1988 1936
Ties: 1911, 1970, 1974
Jun–Aug 1989
3-Month
72.9°F
(22.7°C)
73.4°F
(23.0°C)
-0.5°F
(-0.3°C)
47th Coolest Coolest since: 1985 1915
80th Warmest Warmest since: 1988 1936
Ties: 1905, 1963
May–Aug 1989
4-Month
69.6°F
(20.9°C)
70.7°F
(21.5°C)
-1.1°F
(-0.6°C)
28th Coolest Coolest since: 1985 1915
99th Warmest Warmest since: 1988 1934, 1936
Ties: 1928, 1951, 1966, 1971, 1985, 2008
Apr–Aug 1989
5-Month
65.9°F
(18.8°C)
66.8°F
(19.3°C)
-0.9°F
(-0.5°C)
30th Coolest Coolest since: 1982 1907
97th Warmest Warmest since: 1988 1934
Ties: 1976
Mar–Aug 1989
6-Month
61.7°F
(16.5°C)
62.4°F
(16.9°C)
-0.7°F
(-0.4°C)
39th Coolest Coolest since: 1984 1904, 1950, 1960
88th Warmest Warmest since: 1988 2012
Feb–Aug 1989
7-Month
56.0°F
(13.3°C)
57.5°F
(14.2°C)
-1.5°F
(-0.9°C)
16th Coolest Coolest since: 1982 1904
111th Warmest Warmest since: 1988 2012
Ties: 1920, 1923, 1951, 1982
Jan–Aug 1989
8-Month
53.4°F
(11.9°C)
53.6°F
(12.0°C)
-0.2°F
(-0.1°C)
60th Coolest Coolest since: 1985 1904, 1912
67th Warmest Warmest since: 1988 2012
Ties: 1901, 1936
Dec 1988–Aug 1989
9-Month
50.9°F
(10.5°C)
50.9°F
(10.5°C)
0.0°F
(0.0°C)
63rd Coolest Coolest since: 1985 1904
63rd Warmest Warmest since: 1988 2012
Ties: 1901, 1935, 1980, 1985
Nov 1988–Aug 1989
10-Month
50.0°F
(10.0°C)
49.8°F
(9.9°C)
0.2°F
(0.1°C)
68th Coolest Coolest since: 1985 1904
58th Warmest Warmest since: 1988 2012
Ties: 1959, 1966, 1975
Oct 1988–Aug 1989
11-Month
49.9°F
(9.9°C)
50.3°F
(10.2°C)
-0.4°F
(-0.3°C)
45th Coolest Coolest since: 1984 1904
81st Warmest Warmest since: 1988 2012
Sep 1988–Aug 1989
12-Month
51.4°F
(10.8°C)
51.6°F
(10.9°C)
-0.2°F
(-0.1°C)
48th Coolest Coolest since: 1984 1904
78th Warmest Warmest since: 1988 2012
Ties: 1908, 2001, 2003
Mar 1988–Aug 1989
18-Month
55.7°F
(13.2°C)
55.2°F
(12.9°C)
0.5°F
(0.3°C)
82nd Coolest Coolest since: 1985 1904
44th Warmest Warmest since: 1988 2012
Ties: 1911, 2004, 2019
Sep 1987–Aug 1989
24-Month
52.0°F
(11.1°C)
51.7°F
(10.9°C)
0.3°F
(0.2°C)
80th Coolest Coolest since: 1986 1905
45th Warmest Warmest since: 1988 2017
Ties: 1901, 1940, 1976
Sep 1986–Aug 1989
36-Month
52.7°F
(11.5°C)
51.7°F
(10.9°C)
1.0°F
(0.6°C)
103rd Coolest Coolest since: 1987 1979
21st Warmest Warmest since: 1988 2018
Ties: 1992, 2020
Sep 1985–Aug 1989
48-Month
52.5°F
(11.4°C)
51.6°F
(10.9°C)
0.9°F
(0.5°C)
98th Coolest Coolest since: 1987 1905
25th Warmest Warmest since: 1988 2019
Ties: 1924, 1942, 1990, 1991, 2014
Sep 1984–Aug 1989
60-Month
52.4°F
(11.3°C)
51.6°F
(10.9°C)
0.8°F
(0.4°C)
94th Coolest Coolest since: 1988 1906
28th Warmest Warmest since: 1987 2020
Ties: 1925, 1932, 1955, 1987, 1990, 1992, 2000

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published January 2021, retrieved on January 15, 2021 from https://www.ncdc.noaa.gov/cag/