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 2000

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
August 2000
1-Month
78.1°F
(25.6°C)
76.0°F
(24.4°C)
2.1°F
(1.2°C)
107th Coolest
Coolest since:
1915
22nd Warmest
Warmest since:
1936
Ties: 2006
Jul–Aug 2000
2-Month
76.9°F
(24.9°C)
77.0°F
(25.0°C)
-0.1°F
(-0.1°C)
67th Coolest
Coolest since:
1967
62nd Warmest
Warmest since:
1936
Ties: 1903, 1925, 1944, 1949
Jun–Aug 2000
3-Month
75.6°F
(24.2°C)
75.9°F
(24.4°C)
-0.3°F
(-0.2°C)
50th Coolest
Coolest since:
1915, 1927
79th Warmest
Warmest since:
1936
Ties: 1935, 1942, 1948, 1966
May–Aug 2000
4-Month
73.7°F
(23.2°C)
73.2°F
(22.9°C)
0.5°F
(0.3°C)
73rd Coolest
Coolest since:
1967
56th Warmest
Warmest since:
1936
Ties: 1995
Apr–Aug 2000
5-Month
69.9°F
(21.1°C)
69.6°F
(20.9°C)
0.3°F
(0.2°C)
72nd Coolest
Coolest since:
1907
57th Warmest
Warmest since:
2010
Ties: 1942, 1948, 1949, 1970
Mar–Aug 2000
6-Month
66.4°F
(19.1°C)
65.4°F
(18.6°C)
1.0°F
(0.5°C)
92nd Coolest
Coolest since:
1904
37th Warmest
Warmest since:
2012
Ties: 1911, 1995, 2001, 2002
Feb–Aug 2000
7-Month
63.1°F
(17.3°C)
61.1°F
(16.2°C)
2.0°F
(1.1°C)
113th Coolest
Coolest since:
1904
16th Warmest
Warmest since:
2012
Jan–Aug 2000
8-Month
59.4°F
(15.2°C)
57.3°F
(14.1°C)
2.1°F
(1.1°C)
114th Coolest
Coolest since:
1912
15th Warmest
Warmest since:
2012
Ties: 2007
Dec 1999–Aug 2000
9-Month
57.1°F
(13.9°C)
54.8°F
(12.7°C)
2.3°F
(1.2°C)
117th Coolest
Coolest since:
1904
11th Warmest
Warmest since:
2012
Ties: 1934, 2006
Nov 1999–Aug 2000
10-Month
56.6°F
(13.7°C)
53.8°F
(12.1°C)
2.8°F
(1.6°C)
123rd Coolest
Coolest since:
1904
5th Warmest
Warmest since:
2012
Oct 1999–Aug 2000
11-Month
56.7°F
(13.7°C)
54.1°F
(12.3°C)
2.6°F
(1.4°C)
122nd Coolest
Coolest since:
1904
6th Warmest
Warmest since:
2012
Sep 1999–Aug 2000
12-Month
57.7°F
(14.3°C)
55.4°F
(13.0°C)
2.3°F
(1.3°C)
121st Coolest
Coolest since:
1904
7th Warmest
Warmest since:
2012
Ties: 1954
Mar 1999–Aug 2000
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, 1987, 2002, 2007
Sep 1998–Aug 2000
24-Month
57.7°F
(14.3°C)
55.4°F
(13.0°C)
2.3°F
(1.3°C)
124th Coolest
Coolest since:
1979
3rd Warmest
Warmest to Date
2017
Ties: 2018
Sep 1997–Aug 2000
36-Month
57.4°F
(14.1°C)
55.3°F
(12.9°C)
2.1°F
(1.2°C)
121st Coolest
Coolest since:
1979
5th Warmest
Warmest since:
2018
Ties: 2007
Sep 1996–Aug 2000
48-Month
56.6°F
(13.7°C)
55.3°F
(12.9°C)
1.3°F
(0.8°C)
109th Coolest
Coolest since:
1980
16th Warmest
Warmest since:
2019
Ties: 1957, 2006, 2017
Sep 1995–Aug 2000
60-Month
56.1°F
(13.4°C)
55.3°F
(12.9°C)
0.8°F
(0.5°C)
93rd Coolest
Coolest since:
1906
31st Warmest
Warmest since:
2020
Ties: 1923, 1932, 1938, 1942, 2015

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