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 1987

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
July 1987
1-Month
77.3°F
(25.2°C)
75.6°F
(24.2°C)
1.7°F
(1.0°C)
99th Coolest Coolest since: 1985 2009, 2014
27th Warmest Warmest since: 1986 1936
Ties: 1952
Jun–Jul 1987
2-Month
75.9°F
(24.4°C)
73.4°F
(23.0°C)
2.5°F
(1.4°C)
110th Coolest Coolest since: 1986 1915
16th Warmest Warmest since: 1954 1934
Ties: 1949
May–Jul 1987
3-Month
73.4°F
(23.0°C)
69.7°F
(20.9°C)
3.7°F
(2.1°C)
121st Coolest Coolest since: 1986 1924
5th Warmest Warmest since: 1936 1934
Apr–Jul 1987
4-Month
68.3°F
(20.2°C)
65.1°F
(18.4°C)
3.2°F
(1.8°C)
119th Coolest Coolest since: 1986 1907
7th Warmest Warmest since: 1977 1934
Ties: 1896
Mar–Jul 1987
5-Month
63.5°F
(17.5°C)
60.0°F
(15.6°C)
3.5°F
(1.9°C)
120th Coolest Coolest since: 1986 1960
6th Warmest Warmest since: 1977 2012
Feb–Jul 1987
6-Month
58.9°F
(14.9°C)
55.0°F
(12.8°C)
3.9°F
(2.1°C)
122nd Coolest Coolest since: 1986 1947
4th Warmest Warmest since: 1921 2012
Jan–Jul 1987
7-Month
54.3°F
(12.4°C)
50.7°F
(10.4°C)
3.6°F
(2.0°C)
122nd Coolest Coolest since: 1986 1912
4th Warmest Warmest since: 1921 2012
Dec 1986–Jul 1987
8-Month
51.5°F
(10.8°C)
48.1°F
(8.9°C)
3.4°F
(1.9°C)
120th Coolest Coolest since: 1986 1904
5th Warmest Warmest since: 1921 2012
Nov 1986–Jul 1987
9-Month
49.9°F
(9.9°C)
47.2°F
(8.4°C)
2.7°F
(1.5°C)
114th Coolest Coolest since: 1986 1904
11th Warmest Warmest since: 1932 2012
Ties: 2006
Oct 1986–Jul 1987
10-Month
50.5°F
(10.3°C)
48.0°F
(8.9°C)
2.5°F
(1.4°C)
115th Coolest Coolest since: 1986 1904
10th Warmest Warmest since: 1954 2012
Ties: 1954, 1998, 2006
Sep 1986–Jul 1987
11-Month
52.2°F
(11.2°C)
49.7°F
(9.8°C)
2.5°F
(1.4°C)
116th Coolest Coolest since: 1986 1904
9th Warmest Warmest since: 1932 2012
Ties: 2002
Aug 1986–Jul 1987
12-Month
53.6°F
(12.0°C)
51.6°F
(10.9°C)
2.0°F
(1.1°C)
114th Coolest Coolest since: 1986 1904
11th Warmest Warmest since: 1954 2012
Ties: 2000
Feb 1986–Jul 1987
18-Month
54.8°F
(12.7°C)
52.7°F
(11.5°C)
2.1°F
(1.2°C)
116th Coolest Coolest since: 1986 1918
9th Warmest Warmest since: 1954 2012
Ties: 1939, 1954, 1992
Aug 1985–Jul 1987
24-Month
52.9°F
(11.6°C)
51.6°F
(10.9°C)
1.3°F
(0.7°C)
106th Coolest Coolest since: 1986 1905
18th Warmest Warmest since: 1955 2017
Ties: 1934, 1988, 1991, 2016
Aug 1984–Jul 1987
36-Month
52.6°F
(11.4°C)
51.6°F
(10.9°C)
1.0°F
(0.5°C)
99th Coolest Coolest since: 1986 1979
24th Warmest Warmest since: 1956 2018
Ties: 1935, 1939, 1989, 1991
Aug 1983–Jul 1987
48-Month
52.2°F
(11.2°C)
51.6°F
(10.9°C)
0.6°F
(0.3°C)
85th Coolest Coolest since: 1986 1905, 1980
37th Warmest Warmest since: 1957 2019
Ties: 1940, 1999, 2011
Aug 1982–Jul 1987
60-Month
52.3°F
(11.3°C)
51.6°F
(10.9°C)
0.7°F
(0.4°C)
89th Coolest Coolest since: 1986 1906
32nd Warmest Warmest since: 1958 2002
Ties: 1932, 1941, 1943, 1958, 1999, 2011

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 20, 2019 from https://www.ncdc.noaa.gov/cag/