Statewide Rankings

Statewide Data Info
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Illinois

Average Temperature Rankings, July 1987

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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
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)
102nd Coolest
Coolest since:
2009, 2014
27th Warmest
Warmest since:
1936
Ties: 1952, 2020
Jun–Jul 1987
2-Month
75.9°F
(24.4°C)
73.4°F
(23.0°C)
2.5°F
(1.4°C)
113th Coolest
Coolest since:
1915
16th Warmest
Warmest since:
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)
124th Coolest
Coolest since:
1924
5th Warmest
Warmest since:
1934
Apr–Jul 1987
4-Month
68.3°F
(20.2°C)
65.1°F
(18.4°C)
3.2°F
(1.8°C)
122nd Coolest
Coolest since:
1907
7th Warmest
Warmest since:
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)
123rd Coolest
Coolest since:
1960
6th Warmest
Warmest since:
2012
Feb–Jul 1987
6-Month
58.9°F
(14.9°C)
55.0°F
(12.8°C)
3.9°F
(2.1°C)
125th Coolest
Coolest since:
1947
4th Warmest
Warmest since:
2012
Jan–Jul 1987
7-Month
54.3°F
(12.4°C)
50.7°F
(10.4°C)
3.6°F
(2.0°C)
125th Coolest
Coolest since:
1912
4th Warmest
Warmest since:
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)
123rd Coolest
Coolest since:
1904
5th Warmest
Warmest since:
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)
117th Coolest
Coolest since:
1904
11th Warmest
Warmest since:
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)
118th Coolest
Coolest since:
1904
10th Warmest
Warmest since:
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)
119th Coolest
Coolest since:
1904
9th Warmest
Warmest since:
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)
117th Coolest
Coolest since:
1904
11th Warmest
Warmest since:
2012
Ties: 2000, 2022
Feb 1986–Jul 1987
18-Month
54.8°F
(12.7°C)
52.7°F
(11.5°C)
2.1°F
(1.2°C)
119th Coolest
Coolest since:
1918
9th Warmest
Warmest since:
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)
108th Coolest
Coolest since:
1905
19th Warmest
Warmest since:
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)
101st Coolest
Coolest since:
1979
25th Warmest
Warmest since:
2018
Ties: 1935, 1939, 1989, 1991, 2020, 2021
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:
1905, 1980
40th Warmest
Warmest since:
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:
1906
35th Warmest
Warmest since:
2020
Ties: 1932, 1941, 1943, 1958, 1999, 2011

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