Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 8. Southwest

Average Temperature Rankings, August 1987

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
August 1987
1-Month
77.8°F
(25.4°C)
76.0°F
(24.4°C)
1.8°F
(1.0°C)
99th Coolest
Coolest since:
1915
30th Warmest
Warmest since:
1936
Jul–Aug 1987
2-Month
78.0°F
(25.6°C)
76.9°F
(24.9°C)
1.1°F
(0.7°C)
94th Coolest
Coolest since:
1967
35th Warmest
Warmest since:
1936
Jun–Aug 1987
3-Month
77.6°F
(25.3°C)
76.0°F
(24.4°C)
1.6°F
(0.9°C)
103rd Coolest
Coolest since:
1915, 1927
26th Warmest
Warmest since:
1936
Ties: 2018
May–Aug 1987
4-Month
76.0°F
(24.4°C)
73.2°F
(22.9°C)
2.8°F
(1.5°C)
122nd Coolest
Coolest since:
1967
7th Warmest
Warmest since:
1936
Apr–Aug 1987
5-Month
71.9°F
(22.2°C)
69.6°F
(20.9°C)
2.3°F
(1.3°C)
117th Coolest
Coolest since:
1907
12th Warmest
Warmest since:
2010
Mar–Aug 1987
6-Month
68.0°F
(20.0°C)
65.5°F
(18.6°C)
2.5°F
(1.4°C)
120th Coolest
Coolest since:
1904
9th Warmest
Warmest since:
2012
Feb–Aug 1987
7-Month
63.8°F
(17.7°C)
61.1°F
(16.2°C)
2.7°F
(1.5°C)
121st Coolest
Coolest since:
1904
8th Warmest
Warmest since:
2012
Jan–Aug 1987
8-Month
59.7°F
(15.4°C)
57.4°F
(14.1°C)
2.3°F
(1.3°C)
118th Coolest
Coolest since:
1912
11th Warmest
Warmest since:
2012
Ties: 1932
Dec 1986–Aug 1987
9-Month
56.9°F
(13.8°C)
54.8°F
(12.7°C)
2.1°F
(1.1°C)
112th Coolest
Coolest since:
1904
16th Warmest
Warmest since:
2012
Nov 1986–Aug 1987
10-Month
55.4°F
(13.0°C)
53.8°F
(12.1°C)
1.6°F
(0.9°C)
107th Coolest
Coolest since:
1904
21st Warmest
Warmest since:
2012
Ties: 1938
Oct 1986–Aug 1987
11-Month
55.7°F
(13.2°C)
54.2°F
(12.3°C)
1.5°F
(0.9°C)
109th Coolest
Coolest since:
1904
19th Warmest
Warmest since:
2012
Ties: 1925
Sep 1986–Aug 1987
12-Month
57.0°F
(13.9°C)
55.4°F
(13.0°C)
1.6°F
(0.9°C)
113th Coolest
Coolest since:
1904
15th Warmest
Warmest since:
2012
Ties: 1998
Mar 1986–Aug 1987
18-Month
60.4°F
(15.8°C)
58.7°F
(14.8°C)
1.7°F
(1.0°C)
115th Coolest
Coolest since:
1904
13th Warmest
Warmest since:
2012
Ties: 1939, 1955, 2000, 2002, 2007
Sep 1985–Aug 1987
24-Month
56.7°F
(13.7°C)
55.4°F
(13.0°C)
1.3°F
(0.7°C)
109th Coolest
Coolest since:
1979
18th Warmest
Warmest since:
2017
Ties: 1934, 2022
Sep 1984–Aug 1987
36-Month
56.2°F
(13.4°C)
55.3°F
(12.9°C)
0.9°F
(0.5°C)
98th Coolest
Coolest since:
1979
28th Warmest
Warmest since:
2018
Ties: 1922, 1936, 1939, 1957, 1993
Sep 1983–Aug 1987
48-Month
55.7°F
(13.2°C)
55.4°F
(13.0°C)
0.3°F
(0.2°C)
74th Coolest
Coolest since:
1980
51st Warmest
Warmest since:
2019
Ties: 1925, 1940, 1949, 1994, 2016
Sep 1982–Aug 1987
60-Month
55.8°F
(13.2°C)
55.4°F
(13.0°C)
0.4°F
(0.2°C)
75th Coolest
Coolest since:
1906
49th Warmest
Warmest since:
2020
Ties: 1976, 1993

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