Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 5. East

Average Temperature Rankings, June 1978

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
June 1978
1-Month 		71.6°F
(22.0°C)		 70.4°F
(21.3°C)		 1.2°F
(0.7°C)		 74th Coolest
Coolest since:
 1903
55th Warmest
Warmest since:
 1933
Ties: 1968
May–Jun 1978
2-Month 		65.6°F
(18.7°C)		 65.8°F
(18.8°C)		 -0.2°F
(-0.1°C)		 56th Coolest
Coolest since:
 1907
73rd Warmest
Warmest since:
 2018
Ties: 1900, 1905, 1919, 2006
Apr–Jun 1978
3-Month 		60.8°F
(16.0°C)		 60.4°F
(15.8°C)		 0.4°F
(0.2°C)		 68th Coolest
Coolest since:
 1907
61st Warmest
Warmest since:
 1991
Ties: 1939, 1975, 2002
Mar–Jun 1978
4-Month 		53.6°F
(12.0°C)		 54.9°F
(12.7°C)		 -1.3°F
(-0.7°C)		 31st Coolest
Coolest since:
 1926, 1960
98th Warmest
Warmest since:
 2012
Ties: 1980
Feb–Jun 1978
5-Month 		45.8°F
(7.7°C)		 49.4°F
(9.7°C)		 -3.6°F
(-2.0°C)		 6th Coolest
Coolest since:
 1904, 1947
123rd Warmest
Warmest since:
 2012
Jan–Jun 1978
6-Month 		40.6°F
(4.8°C)		 45.2°F
(7.3°C)		 -4.6°F
(-2.5°C)		 2nd Coolest
Coolest since:
 1912
127th Warmest
Warmest since:
 2012
Ties: 1904
Dec 1977–Jun 1978
7-Month 		38.2°F
(3.4°C)		 42.7°F
(5.9°C)		 -4.5°F
(-2.5°C)		 2nd Coolest
Coolest since:
 1904
126th Warmest
Warmest since:
 2012
Nov 1977–Jun 1978
8-Month 		38.5°F
(3.6°C)		 42.3°F
(5.7°C)		 -3.8°F
(-2.1°C)		 3rd Coolest
Coolest since:
 1904
125th Warmest
Warmest since:
 2012
Oct 1977–Jun 1978
9-Month 		39.9°F
(4.4°C)		 43.6°F
(6.4°C)		 -3.7°F
(-2.0°C)		 3rd Coolest
Coolest since:
 1904
125th Warmest
Warmest since:
 2012
Sep 1977–Jun 1978
10-Month 		42.5°F
(5.8°C)		 45.7°F
(7.6°C)		 -3.2°F
(-1.8°C)		 3rd Coolest
Coolest since:
 1904
125th Warmest
Warmest since:
 2012
Aug 1977–Jun 1978
11-Month 		45.0°F
(7.2°C)		 48.1°F
(8.9°C)		 -3.1°F
(-1.7°C)		 2nd Coolest
Coolest since:
 1904
126th Warmest
Warmest since:
 2012, 2017
Ties: 1912
Jul 1977–Jun 1978
12-Month 		47.6°F
(8.7°C)		 50.3°F
(10.2°C)		 -2.7°F
(-1.5°C)		 4th Coolest
Coolest since:
 1904
124th Warmest
Warmest since:
 2012
Jan 1977–Jun 1978
18-Month 		46.9°F
(8.3°C)		 48.6°F
(9.2°C)		 -1.7°F
(-0.9°C)		 7th Coolest
Coolest since:
 1905
121st Warmest
Warmest since:
 2017
Ties: 1913, 2015
Jul 1976–Jun 1978
24-Month 		48.0°F
(8.9°C)		 50.3°F
(10.2°C)		 -2.3°F
(-1.3°C)		 2nd Coolest
Coolest since:
 1905
125th Warmest
Warmest since:
 2017
Ties: 1904
Jul 1975–Jun 1978
36-Month 		49.2°F
(9.6°C)		 50.3°F
(10.2°C)		 -1.1°F
(-0.6°C)		 9th Coolest
Coolest since:
 1905, 1906
117th Warmest
Warmest since:
 2018
Ties: 1920, 1970
Jul 1974–Jun 1978
48-Month 		49.5°F
(9.7°C)		 50.3°F
(10.2°C)		 -0.8°F
(-0.5°C)		 17th Coolest
Coolest since:
 1905
108th Warmest
Warmest since:
 2019
Ties: 1903, 1927, 1963, 1971
Jul 1973–Jun 1978
60-Month 		49.8°F
(9.9°C)		 50.3°F
(10.2°C)		 -0.5°F
(-0.3°C)		 30th Coolest
Coolest since:
 1906
94th Warmest
Warmest since:
 2020
Ties: 1911, 1914, 1962, 1964, 1972, 1983

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