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, June 2018

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
June 2018
1-Month
78.1°F
(25.6°C)
73.9°F
(23.3°C)
4.2°F
(2.3°C)
122nd Coolest
Coolest since:
1903
7th Warmest
Warmest since:
1952
May–Jun 2018
2-Month
75.6°F
(24.2°C)
69.5°F
(20.8°C)
6.1°F
(3.4°C)
128th Coolest
Coolest since:
1907
1st Warmest
Warmest to Date
2018
Apr–Jun 2018
3-Month
66.9°F
(19.4°C)
64.7°F
(18.2°C)
2.2°F
(1.2°C)
111th Coolest
Coolest since:
1907
18th Warmest
Warmest since:
2010
Ties: 1952, 1998, 2006
Mar–Jun 2018
4-Month
61.2°F
(16.2°C)
59.7°F
(15.4°C)
1.5°F
(0.8°C)
98th Coolest
Coolest since:
1960
31st Warmest
Warmest since:
2012
Ties: 1896, 1959, 1967, 2000, 2015
Feb–Jun 2018
5-Month
56.7°F
(13.7°C)
54.7°F
(12.6°C)
2.0°F
(1.1°C)
108th Coolest
Coolest since:
1912, 1960, 1978
21st Warmest
Warmest since:
2012
Ties: 1952, 1976, 2004
Jan–Jun 2018
6-Month
52.0°F
(11.1°C)
50.8°F
(10.4°C)
1.2°F
(0.7°C)
94th Coolest
Coolest since:
1912, 1978
35th Warmest
Warmest since:
2012
Ties: 1922, 1934, 1955, 2009, 2011
Dec 2017–Jun 2018
7-Month
49.5°F
(9.7°C)
48.5°F
(9.2°C)
1.0°F
(0.5°C)
85th Coolest
Coolest since:
1978
43rd Warmest
Warmest since:
2012
Ties: 1914, 1942, 1944, 2010, 2013
Nov 2017–Jun 2018
8-Month
49.2°F
(9.6°C)
48.0°F
(8.9°C)
1.2°F
(0.7°C)
92nd Coolest
Coolest since:
1912
36th Warmest
Warmest since:
2012
Oct 2017–Jun 2018
9-Month
50.4°F
(10.2°C)
49.0°F
(9.4°C)
1.4°F
(0.8°C)
99th Coolest
Coolest since:
1912, 1978
29th Warmest
Warmest since:
2012
Ties: 1946
Sep 2017–Jun 2018
10-Month
52.5°F
(11.4°C)
51.1°F
(10.6°C)
1.4°F
(0.8°C)
106th Coolest
Coolest since:
1978
22nd Warmest
Warmest since:
2012
Ties: 1942, 1953, 1974
Aug 2017–Jun 2018
11-Month
54.4°F
(12.4°C)
53.4°F
(11.9°C)
1.0°F
(0.5°C)
94th Coolest
Coolest since:
1904, 1978
34th Warmest
Warmest since:
2012
Ties: 1898, 1938
Jul 2017–Jun 2018
12-Month
56.5°F
(13.6°C)
55.4°F
(13.0°C)
1.1°F
(0.6°C)
100th Coolest
Coolest since:
1904, 1912, 1918, 1978
28th Warmest
Warmest since:
2012
Ties: 1937, 1981, 2008
Jan 2017–Jun 2018
18-Month
56.1°F
(13.4°C)
53.8°F
(12.1°C)
2.3°F
(1.3°C)
120th Coolest
Coolest since:
1979
8th Warmest
Warmest since:
2017
Ties: 1939, 1954, 2000
Jul 2016–Jun 2018
24-Month
57.8°F
(14.3°C)
55.4°F
(13.0°C)
2.4°F
(1.3°C)
123rd Coolest
Coolest since:
1978, 1979
4th Warmest
Warmest since:
2017
Jul 2015–Jun 2018
36-Month
58.0°F
(14.4°C)
55.3°F
(12.9°C)
2.7°F
(1.5°C)
125th Coolest
Coolest since:
1979
1st Warmest
Warmest to Date
2018
Jul 2014–Jun 2018
48-Month
57.2°F
(14.0°C)
55.4°F
(13.0°C)
1.8°F
(1.0°C)
123rd Coolest
Coolest since:
1980
2nd Warmest
Warmest to Date
2019
Ties: 2020
Jul 2013–Jun 2018
60-Month
56.5°F
(13.6°C)
55.3°F
(12.9°C)
1.2°F
(0.7°C)
107th Coolest
Coolest since:
1980
17th Warmest
Warmest since:
2020
Ties: 1956, 2003, 2017

Citing This Page