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 September 2019. For more information, please see Climatological Rankings.


Illinois

Average Temperature Rankings, July 1991

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
July 1991
1-Month
76.3°F
(24.6°C)
75.6°F
(24.2°C)
0.7°F
(0.4°C)
87th Coolest Coolest since: 1990 2009, 2014
39th Warmest Warmest since: 1988 1936
Ties: 1923, 1938, 2005
Jun–Jul 1991
2-Month
75.7°F
(24.3°C)
73.5°F
(23.1°C)
2.2°F
(1.2°C)
108th Coolest Coolest since: 1990 1915
18th Warmest Warmest since: 1987 1934
May–Jul 1991
3-Month
73.3°F
(22.9°C)
69.7°F
(20.9°C)
3.6°F
(2.0°C)
120th Coolest Coolest since: 1990 1924
6th Warmest Warmest since: 1987 1934
Apr–Jul 1991
4-Month
69.0°F
(20.6°C)
65.1°F
(18.4°C)
3.9°F
(2.2°C)
123rd Coolest Coolest since: 1990 1907
3rd Warmest Warmest since: 1934 1934
Mar–Jul 1991
5-Month
64.0°F
(17.8°C)
60.1°F
(15.6°C)
3.9°F
(2.2°C)
122nd Coolest Coolest since: 1990 1960
4th Warmest Warmest since: 1977 2012
Feb–Jul 1991
6-Month
59.0°F
(15.0°C)
54.9°F
(12.7°C)
4.1°F
(2.3°C)
123rd Coolest Coolest since: 1990 1947
3rd Warmest Warmest since: 1921 2012
Jan–Jul 1991
7-Month
53.9°F
(12.2°C)
50.7°F
(10.4°C)
3.2°F
(1.8°C)
119th Coolest Coolest since: 1990 1912
7th Warmest Warmest since: 1987 2012
Dec 1990–Jul 1991
8-Month
51.0°F
(10.6°C)
48.1°F
(8.9°C)
2.9°F
(1.7°C)
118th Coolest Coolest since: 1990 1904
7th Warmest Warmest since: 1987 2012
Nov 1990–Jul 1991
9-Month
50.5°F
(10.3°C)
47.2°F
(8.4°C)
3.3°F
(1.9°C)
118th Coolest Coolest since: 1990 1904
7th Warmest Warmest since: 1932 2012
Oct 1990–Jul 1991
10-Month
50.7°F
(10.4°C)
48.0°F
(8.9°C)
2.7°F
(1.5°C)
118th Coolest Coolest since: 1990 1904
7th Warmest Warmest since: 1932 2012
Ties: 1999, 2000
Sep 1990–Jul 1991
11-Month
52.3°F
(11.3°C)
49.7°F
(9.8°C)
2.6°F
(1.5°C)
118th Coolest Coolest since: 1990 1904
7th Warmest Warmest since: 1932 2012
Ties: 2006
Aug 1990–Jul 1991
12-Month
54.0°F
(12.2°C)
51.7°F
(10.9°C)
2.3°F
(1.3°C)
116th Coolest Coolest since: 1990 1904
9th Warmest Warmest since: 1932 2012
Feb 1990–Jul 1991
18-Month
54.6°F
(12.6°C)
52.7°F
(11.5°C)
1.9°F
(1.1°C)
111th Coolest Coolest since: 1990 1918
14th Warmest Warmest since: 1987 2012
Ties: 1955, 2016
Aug 1989–Jul 1991
24-Month
52.9°F
(11.6°C)
51.6°F
(10.9°C)
1.3°F
(0.7°C)
106th Coolest Coolest since: 1990 1905
18th Warmest Warmest since: 1988 2017
Ties: 1934, 1987, 1988, 2016
Aug 1988–Jul 1991
36-Month
52.6°F
(11.4°C)
51.6°F
(10.9°C)
1.0°F
(0.5°C)
99th Coolest Coolest since: 1990 1979
24th Warmest Warmest since: 1989 2018
Ties: 1935, 1939, 1987, 1989
Aug 1987–Jul 1991
48-Month
52.5°F
(11.4°C)
51.6°F
(10.9°C)
0.9°F
(0.5°C)
97th Coolest Coolest since: 1990 1905, 1980
25th Warmest Warmest since: 1989 2019
Ties: 1924, 1988, 1989, 2004, 2014
Aug 1986–Jul 1991
60-Month
52.7°F
(11.5°C)
51.6°F
(10.9°C)
1.1°F
(0.6°C)
108th Coolest Coolest since: 1990 1906
13th Warmest Warmest since: 1957 2002
Ties: 1936, 1956, 2001, 2004, 2010, 2016, 2018

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 18, 2019 from https://www.ncdc.noaa.gov/cag/