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


Illinois, Climate Division 5. East

Average Temperature Rankings, September 1988

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1988
1-Month
66.8°F
(19.3°C)
65.1°F
(18.4°C)
1.7°F
(0.9°C)
87th Coolest Coolest since: 1987 1918
39th Warmest Warmest since: 1986 1925
Ties: 1980, 2010
Aug–Sep 1988
2-Month
72.2°F
(22.3°C)
68.6°F
(20.3°C)
3.6°F
(2.0°C)
120th Coolest Coolest since: 1987 1902, 1967
6th Warmest Warmest since: 1947 1936
Jul–Sep 1988
3-Month
73.8°F
(23.2°C)
70.5°F
(21.4°C)
3.3°F
(1.8°C)
124th Coolest Coolest since: 1987 1967
2nd Warmest Warmest since: 1983 1936
Ties: 1931, 1983
Jun–Sep 1988
4-Month
73.7°F
(23.2°C)
70.5°F
(21.4°C)
3.2°F
(1.8°C)
123rd Coolest Coolest since: 1987 1915
3rd Warmest Warmest since: 1936 1936
May–Sep 1988
5-Month
71.8°F
(22.1°C)
68.6°F
(20.3°C)
3.2°F
(1.8°C)
122nd Coolest Coolest since: 1987 1924
4th Warmest Warmest since: 1936 1936
Ties: 1933, 1934
Apr–Sep 1988
6-Month
68.2°F
(20.1°C)
65.4°F
(18.6°C)
2.8°F
(1.5°C)
122nd Coolest Coolest since: 1987 1907
4th Warmest Warmest since: 1934 1991
Ties: 1934
Mar–Sep 1988
7-Month
64.1°F
(17.8°C)
61.5°F
(16.4°C)
2.6°F
(1.4°C)
116th Coolest Coolest since: 1986 1924
10th Warmest Warmest since: 1987 2012
Feb–Sep 1988
8-Month
59.2°F
(15.1°C)
57.3°F
(14.1°C)
1.9°F
(1.0°C)
109th Coolest Coolest since: 1986 1904
17th Warmest Warmest since: 1987 2012
Ties: 1999
Jan–Sep 1988
9-Month
55.1°F
(12.8°C)
53.6°F
(12.0°C)
1.5°F
(0.8°C)
98th Coolest Coolest since: 1985 1904
28th Warmest Warmest since: 1987 2012
Ties: 1930, 1934, 1946, 1952
Dec 1987–Sep 1988
10-Month
52.9°F
(11.6°C)
51.1°F
(10.6°C)
1.8°F
(1.0°C)
103rd Coolest Coolest since: 1986 1904
22nd Warmest Warmest since: 1987 2012
Ties: 1938, 1995, 2010
Nov 1987–Sep 1988
11-Month
52.1°F
(11.2°C)
50.0°F
(10.0°C)
2.1°F
(1.2°C)
107th Coolest Coolest since: 1986 1904
18th Warmest Warmest since: 1987 2012
Ties: 1953, 2006
Oct 1987–Sep 1988
12-Month
51.7°F
(10.9°C)
50.3°F
(10.2°C)
1.4°F
(0.7°C)
100th Coolest Coolest since: 1986 1904
25th Warmest Warmest since: 1987 2012
Ties: 1933
Apr 1987–Sep 1988
18-Month
57.2°F
(14.0°C)
55.4°F
(13.0°C)
1.8°F
(1.0°C)
114th Coolest Coolest since: 1986 1904
11th Warmest Warmest since: 1987 2012
Ties: 1921, 1955, 1991, 2005
Oct 1986–Sep 1988
24-Month
52.2°F
(11.2°C)
50.3°F
(10.2°C)
1.9°F
(1.0°C)
109th Coolest Coolest since: 1987 1905
15th Warmest Warmest since: 1955 2017
Ties: 1991
Oct 1985–Sep 1988
36-Month
51.9°F
(11.1°C)
50.3°F
(10.2°C)
1.6°F
(0.9°C)
110th Coolest Coolest since: 1987 1904
13th Warmest Warmest since: 1955 2018
Ties: 1932, 1954
Oct 1984–Sep 1988
48-Month
51.7°F
(10.9°C)
50.3°F
(10.2°C)
1.4°F
(0.7°C)
107th Coolest Coolest since: 1987 1905
15th Warmest Warmest since: 1956 2019
Ties: 1956, 2006
Oct 1983–Sep 1988
60-Month
51.2°F
(10.7°C)
50.3°F
(10.2°C)
0.9°F
(0.5°C)
90th Coolest Coolest since: 1986 1905, 1906
31st Warmest Warmest since: 1987 2002
Ties: 1923, 1955, 1995

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Time Series, published March 2020, retrieved on March 28, 2020 from https://www.ncdc.noaa.gov/cag/