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 3. West

Average Temperature Rankings, May 2015

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
May 2015
1-Month
64.4°F
(18.0°C)
62.3°F
(16.8°C)
2.1°F
(1.2°C)
92nd Coolest
Coolest since:
1924
37th Warmest
Warmest since:
2018
Ties: 1900
Apr–May 2015
2-Month
59.4°F
(15.2°C)
56.8°F
(13.8°C)
2.6°F
(1.4°C)
110th Coolest
Coolest since:
1907
19th Warmest
Warmest since:
1896
Ties: 1930
Mar–May 2015
3-Month
52.4°F
(11.3°C)
50.9°F
(10.5°C)
1.5°F
(0.8°C)
91st Coolest
Coolest since:
1960
38th Warmest
Warmest since:
2012
Ties: 1902, 1981, 1988
Feb–May 2015
4-Month
43.9°F
(6.6°C)
45.2°F
(7.3°C)
-1.3°F
(-0.7°C)
39th Coolest
Coolest since:
1978
90th Warmest
Warmest since:
2012
Jan–May 2015
5-Month
40.1°F
(4.5°C)
41.0°F
(5.0°C)
-0.9°F
(-0.5°C)
46th Coolest
Coolest since:
1978
83rd Warmest
Warmest since:
2012
Ties: 1902, 1962, 1975, 2013
Dec 2014–May 2015
6-Month
38.8°F
(3.8°C)
38.9°F
(3.8°C)
-0.1°F
(0.0°C)
57th Coolest
Coolest since:
1978
71st Warmest
Warmest since:
2012
Ties: 1906, 1966, 1967, 1968, 2003
Nov 2014–May 2015
7-Month
38.0°F
(3.3°C)
39.0°F
(3.9°C)
-1.0°F
(-0.6°C)
27th Coolest
Coolest since:
1978
101st Warmest
Warmest since:
2012
Ties: 1962, 1971, 1993, 2008, 2019
Oct 2014–May 2015
8-Month
40.0°F
(4.4°C)
41.0°F
(5.0°C)
-1.0°F
(-0.6°C)
30th Coolest
Coolest since:
1978
98th Warmest
Warmest since:
2012
Ties: 1924, 1971
Sep 2014–May 2015
9-Month
42.7°F
(5.9°C)
43.8°F
(6.6°C)
-1.1°F
(-0.7°C)
27th Coolest
Coolest since:
1978
101st Warmest
Warmest since:
2012
Ties: 1969
Aug 2014–May 2015
10-Month
45.8°F
(7.7°C)
46.8°F
(8.2°C)
-1.0°F
(-0.5°C)
28th Coolest
Coolest since:
1978
100th Warmest
Warmest since:
2012
Ties: 1943, 1958, 1969
Jul 2014–May 2015
11-Month
48.0°F
(8.9°C)
49.4°F
(9.7°C)
-1.4°F
(-0.8°C)
17th Coolest
Coolest since:
1904
111th Warmest
Warmest since:
2012
Ties: 1920, 1996
Jun 2014–May 2015
12-Month
50.0°F
(10.0°C)
51.2°F
(10.7°C)
-1.2°F
(-0.7°C)
19th Coolest
Coolest since:
1904
109th Warmest
Warmest since:
2012
Ties: 1996
Dec 2013–May 2015
18-Month
44.8°F
(7.1°C)
47.1°F
(8.4°C)
-2.3°F
(-1.3°C)
4th Coolest
Coolest since:
1979
123rd Warmest
Warmest since:
2017
Ties: 1904
Jun 2013–May 2015
24-Month
49.4°F
(9.7°C)
51.3°F
(10.7°C)
-1.9°F
(-1.0°C)
6th Coolest
Coolest since:
1905
121st Warmest
Warmest since:
2017
Jun 2012–May 2015
36-Month
50.1°F
(10.1°C)
51.2°F
(10.7°C)
-1.1°F
(-0.6°C)
8th Coolest
Coolest since:
1979
118th Warmest
Warmest since:
2018
Jun 2011–May 2015
48-Month
51.4°F
(10.8°C)
51.2°F
(10.7°C)
0.2°F
(0.1°C)
71st Coolest
Coolest since:
1980
54th Warmest
Warmest since:
1935
Ties: 1915, 1948, 1974
Jun 2010–May 2015
60-Month
51.5°F
(10.8°C)
51.2°F
(10.7°C)
0.3°F
(0.1°C)
68th Coolest
Coolest since:
1906, 1907, 1979
56th Warmest
Warmest since:
1935
Ties: 1949

Citing This Page