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 1928

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
June 1928
1-Month 		68.2°F
(20.1°C)		 73.9°F
(23.3°C)		 -5.7°F
(-3.2°C)		 2nd Coolest
Coolest since:
 1903
127th Warmest
Warmest since:
 1952
May–Jun 1928
2-Month 		66.4°F
(19.1°C)		 69.4°F
(20.8°C)		 -3.0°F
(-1.7°C)		 9th Coolest
Coolest since:
 1907
120th Warmest
Warmest since:
 2018
Apr–Jun 1928
3-Month 		61.3°F
(16.3°C)		 64.7°F
(18.2°C)		 -3.4°F
(-1.9°C)		 5th Coolest
Coolest since:
 1907
124th Warmest
Warmest since:
 2010
Ties: 1917
Mar–Jun 1928
4-Month 		57.0°F
(13.9°C)		 59.7°F
(15.4°C)		 -2.7°F
(-1.5°C)		 5th Coolest
Coolest since:
 1960
124th Warmest
Warmest since:
 2012
Feb–Jun 1928
5-Month 		52.8°F
(11.6°C)		 54.7°F
(12.6°C)		 -1.9°F
(-1.0°C)		 17th Coolest
Coolest since:
 1912, 1960, 1978
112th Warmest
Warmest since:
 2012
Ties: 1993
Jan–Jun 1928
6-Month 		49.4°F
(9.7°C)		 50.8°F
(10.4°C)		 -1.4°F
(-0.7°C)		 22nd Coolest
Coolest since:
 1912, 1978
107th Warmest
Warmest since:
 2012
Ties: 1902, 1968
Dec 1927–Jun 1928
7-Month 		46.9°F
(8.3°C)		 48.5°F
(9.2°C)		 -1.6°F
(-0.9°C)		 20th Coolest
Coolest since:
 1978
108th Warmest
Warmest since:
 2012
Ties: 1905, 1915, 1960
Nov 1927–Jun 1928
8-Month 		47.0°F
(8.3°C)		 48.0°F
(8.9°C)		 -1.0°F
(-0.6°C)		 29th Coolest
Coolest since:
 1912
99th Warmest
Warmest since:
 2012
Ties: 1915, 1929, 2001, 2003
Oct 1927–Jun 1928
9-Month 		48.5°F
(9.2°C)		 49.1°F
(9.5°C)		 -0.6°F
(-0.3°C)		 36th Coolest
Coolest since:
 1912, 1978
92nd Warmest
Warmest since:
 2012
Ties: 1910, 1929, 1937, 1971, 1973, 1994, 2001
Sep 1927–Jun 1928
10-Month 		50.9°F
(10.5°C)		 51.0°F
(10.6°C)		 -0.1°F
(-0.1°C)		 48th Coolest
Coolest since:
 1978
80th Warmest
Warmest since:
 2012
Ties: 1930, 1971
Aug 1927–Jun 1928
11-Month 		52.7°F
(11.5°C)		 53.3°F
(11.8°C)		 -0.6°F
(-0.3°C)		 31st Coolest
Coolest since:
 1904, 1978
97th Warmest
Warmest since:
 2012
Ties: 1897, 1947, 1961, 1975, 1994, 1996
Jul 1927–Jun 1928
12-Month 		54.6°F
(12.6°C)		 55.4°F
(13.0°C)		 -0.8°F
(-0.4°C)		 28th Coolest
Coolest since:
 1904, 1912, 1918, 1978
100th Warmest
Warmest since:
 2012
Ties: 1929, 1961, 2015
Jan 1927–Jun 1928
18-Month 		53.7°F
(12.1°C)		 53.9°F
(12.2°C)		 -0.2°F
(-0.1°C)		 52nd Coolest
Coolest since:
 1979
76th Warmest
Warmest since:
 2017
Ties: 1908, 1927, 1966
Jul 1926–Jun 1928
24-Month 		55.1°F
(12.8°C)		 55.4°F
(13.0°C)		 -0.3°F
(-0.2°C)		 37th Coolest
Coolest since:
 1978, 1979
90th Warmest
Warmest since:
 2017
Ties: 1924, 1958, 1964, 1985, 2014
Jul 1925–Jun 1928
36-Month 		54.9°F
(12.7°C)		 55.4°F
(13.0°C)		 -0.5°F
(-0.3°C)		 28th Coolest
Coolest since:
 1979
98th Warmest
Warmest since:
 2018
Ties: 1900, 1908, 1917, 1951, 1952, 1997, 2015
Jul 1924–Jun 1928
48-Month 		55.2°F
(12.9°C)		 55.4°F
(13.0°C)		 -0.2°F
(-0.1°C)		 40th Coolest
Coolest since:
 1980
85th Warmest
Warmest since:
 2019
Ties: 1901, 1903, 1909, 1914, 1921, 1926, 1951, 1952, 1965, 1966, 1977
Jul 1923–Jun 1928
60-Month 		55.0°F
(12.8°C)		 55.3°F
(12.9°C)		 -0.3°F
(-0.1°C)		 29th Coolest
Coolest since:
 1980
95th Warmest
Warmest since:
 2020
Ties: 1900, 1902, 1912, 1913, 1916

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