Divisional Rankings

Divisional Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois, Climate Division 8. Southwest

Average Temperature Rankings, August 1989

View Period (Months):
Download: csv json xml
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
August 1989
1-Month
75.6°F
(24.2°C)
76.0°F
(24.4°C)
-0.4°F
(-0.2°C)
51st Coolest
Coolest since:
1915
78th Warmest
Warmest since:
1936
Ties: 1898, 1948
Jul–Aug 1989
2-Month
76.2°F
(24.6°C)
76.9°F
(24.9°C)
-0.7°F
(-0.3°C)
39th Coolest
Coolest since:
1967
90th Warmest
Warmest since:
1936
Ties: 1911, 1951, 1975, 1981
Jun–Aug 1989
3-Month
74.9°F
(23.8°C)
75.9°F
(24.4°C)
-1.0°F
(-0.6°C)
31st Coolest
Coolest since:
1915, 1927
98th Warmest
Warmest since:
1936
Ties: 1946, 1965, 2003
May–Aug 1989
4-Month
71.7°F
(22.1°C)
73.2°F
(22.9°C)
-1.5°F
(-0.8°C)
18th Coolest
Coolest since:
1967
111th Warmest
Warmest since:
1936
Apr–Aug 1989
5-Month
68.6°F
(20.3°C)
69.7°F
(20.9°C)
-1.1°F
(-0.6°C)
25th Coolest
Coolest since:
1907
104th Warmest
Warmest since:
2010
Ties: 1929
Mar–Aug 1989
6-Month
64.6°F
(18.1°C)
65.4°F
(18.6°C)
-0.8°F
(-0.5°C)
27th Coolest
Coolest since:
1904
102nd Warmest
Warmest since:
2012
Ties: 1897, 1923, 1978
Feb–Aug 1989
7-Month
59.6°F
(15.3°C)
61.1°F
(16.2°C)
-1.5°F
(-0.9°C)
15th Coolest
Coolest since:
1904
114th Warmest
Warmest since:
2012
Ties: 1907, 1915, 2014
Jan–Aug 1989
8-Month
57.1°F
(13.9°C)
57.4°F
(14.1°C)
-0.3°F
(-0.2°C)
52nd Coolest
Coolest since:
1912
77th Warmest
Warmest since:
2012
Ties: 1927, 1937, 1945, 1962, 1967
Dec 1988–Aug 1989
9-Month
54.8°F
(12.7°C)
54.8°F
(12.7°C)
0.0°F
(0.0°C)
58th Coolest
Coolest since:
1904
70th Warmest
Warmest since:
2012
Ties: 1956, 1975, 2009
Nov 1988–Aug 1989
10-Month
53.9°F
(12.2°C)
53.8°F
(12.1°C)
0.1°F
(0.1°C)
58th Coolest
Coolest since:
1904
70th Warmest
Warmest since:
2012
Ties: 1898, 1923, 1964, 1966, 1967, 1975
Oct 1988–Aug 1989
11-Month
53.7°F
(12.1°C)
54.2°F
(12.3°C)
-0.5°F
(-0.2°C)
39th Coolest
Coolest since:
1904
89th Warmest
Warmest since:
2012
Ties: 1928, 1973, 2015
Sep 1988–Aug 1989
12-Month
54.9°F
(12.7°C)
55.3°F
(12.9°C)
-0.4°F
(-0.2°C)
41st Coolest
Coolest since:
1904
87th Warmest
Warmest since:
2012
Ties: 1950, 2003
Mar 1988–Aug 1989
18-Month
58.9°F
(14.9°C)
58.8°F
(14.9°C)
0.1°F
(0.0°C)
65th Coolest
Coolest since:
1904
63rd Warmest
Warmest since:
2012
Sep 1987–Aug 1989
24-Month
55.4°F
(13.0°C)
55.4°F
(13.0°C)
0.0°F
(0.0°C)
57th Coolest
Coolest since:
1979
70th Warmest
Warmest since:
2017
Ties: 1937, 1948, 1981, 1996
Sep 1986–Aug 1989
36-Month
55.9°F
(13.3°C)
55.3°F
(12.9°C)
0.6°F
(0.4°C)
85th Coolest
Coolest since:
1979
41st Warmest
Warmest since:
2018
Ties: 1941, 1944, 2010, 2016
Sep 1985–Aug 1989
48-Month
56.0°F
(13.3°C)
55.3°F
(12.9°C)
0.7°F
(0.4°C)
88th Coolest
Coolest since:
1980
37th Warmest
Warmest since:
2019
Ties: 1939, 1941, 1991, 1992, 1993, 2015
Sep 1984–Aug 1989
60-Month
55.9°F
(13.3°C)
55.4°F
(13.0°C)
0.5°F
(0.3°C)
82nd Coolest
Coolest since:
1906
42nd Warmest
Warmest since:
2020
Ties: 1941, 1945, 1954, 1990, 1995, 1999

Citing This Page