Divisional Rankings

Divisional Data Info
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Illinois, Climate Division 5. East

Average Temperature Rankings, May 1899

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
May 1899
1-Month 		61.9°F
(16.6°C)		 61.0°F
(16.1°C)		 0.9°F
(0.5°C)		 72nd Coolest
Coolest since:
 1907
57th Warmest
Warmest since:
 2018
Ties: 2009
Apr–May 1899
2-Month 		56.8°F
(13.8°C)		 55.5°F
(13.1°C)		 1.3°F
(0.7°C)		 92nd Coolest
Coolest since:
 1907
37th Warmest
Warmest since:
 1977
Ties: 1912, 1914, 2018
Mar–May 1899
3-Month 		48.2°F
(9.0°C)		 49.7°F
(9.8°C)		 -1.5°F
(-0.8°C)		 31st Coolest
Coolest since:
 1960
98th Warmest
Warmest since:
 2012
Ties: 1937
Feb–May 1899
4-Month 		40.5°F
(4.7°C)		 44.2°F
(6.8°C)		 -3.7°F
(-2.1°C)		 8th Coolest
Coolest to Date
 1978
121st Warmest
Warmest since:
 2012
Ties: 1917
Jan–May 1899
5-Month 		37.0°F
(2.8°C)		 40.1°F
(4.5°C)		 -3.1°F
(-1.7°C)		 10th Coolest
Coolest since:
 1978
119th Warmest
Warmest since:
 2012
Dec 1898–May 1899
6-Month 		34.9°F
(1.6°C)		 38.1°F
(3.4°C)		 -3.2°F
(-1.8°C)		 9th Coolest
Coolest to Date
 1904, 1978
119th Warmest
Warmest since:
 2012
Nov 1898–May 1899
7-Month 		34.9°F
(1.6°C)		 38.3°F
(3.5°C)		 -3.4°F
(-1.9°C)		 7th Coolest
Coolest to Date
 1904
121st Warmest
Warmest since:
 2012
Oct 1898–May 1899
8-Month 		36.9°F
(2.7°C)		 40.2°F
(4.6°C)		 -3.3°F
(-1.9°C)		 4th Coolest
Coolest to Date
 1904
124th Warmest
Warmest since:
 2012
Ties: 1918, 1979
Sep 1898–May 1899
9-Month 		40.3°F
(4.6°C)		 43.0°F
(6.1°C)		 -2.7°F
(-1.5°C)		 5th Coolest
Coolest to Date
 1904
123rd Warmest
Warmest since:
 2012
Ties: 1936
Aug 1898–May 1899
10-Month 		43.5°F
(6.4°C)		 45.9°F
(7.7°C)		 -2.4°F
(-1.3°C)		 5th Coolest
Coolest to Date
 1904
123rd Warmest
Warmest since:
 2012
Jul 1898–May 1899
11-Month 		46.3°F
(7.9°C)		 48.5°F
(9.2°C)		 -2.2°F
(-1.3°C)		 6th Coolest
Coolest to Date
 1904
122nd Warmest
Warmest since:
 2012
Ties: 2014
Jun 1898–May 1899
12-Month 		48.5°F
(9.2°C)		 50.3°F
(10.2°C)		 -1.8°F
(-1.0°C)		 8th Coolest
Coolest to Date
 1904
120th Warmest
Warmest since:
 2012
Ties: 1951, 1977, 1979
Dec 1897–May 1899
18-Month 		45.1°F
(7.3°C)		 46.2°F
(7.9°C)		 -1.1°F
(-0.6°C)		 17th Coolest
Coolest to Date
 1905
110th Warmest
Warmest since:
 2017
Ties: 1903, 1917, 1952, 1970
Jun 1897–May 1899
24-Month 		49.7°F
(9.8°C)		 50.3°F
(10.2°C)		 -0.6°F
(-0.4°C)		 30th Coolest
Coolest to Date
 1905
97th Warmest
Warmest since:
 2017
Ties: 1907, 1911, 1916, 1925, 1964
Jun 1896–May 1899
36-Month 		49.4°F
(9.7°C)		 50.3°F
(10.2°C)		 -0.9°F
(-0.5°C)		 14th Coolest
Coolest to Date
 1905, 1906
112th Warmest
Warmest since:
 2018
Ties: 1901
Jun 1895–May 1899
48-Month 		49.8°F
(9.9°C)		 50.3°F
(10.2°C)		 -0.5°F
(-0.3°C)		 31st Coolest
Coolest to Date
 1905
94th Warmest
Warmest to Date
 2019
Ties: 1901, 1909, 1911, 1914, 1930, 1964

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