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 2. Northeast

Average Temperature Rankings, May 2012

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  • Record Warmest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
May 2012
1-Month 		64.6°F
(18.1°C)		 59.0°F
(15.0°C)		 5.6°F
(3.1°C)		 119th Coolest
Coolest since:
 1907
10th Warmest
Warmest since:
 1977
Apr–May 2012
2-Month 		57.2°F
(14.0°C)		 53.3°F
(11.8°C)		 3.9°F
(2.2°C)		 118th Coolest
Coolest since:
 1907
11th Warmest
Warmest since:
 1896, 1977
Ties: 1921
Mar–May 2012
3-Month 		55.7°F
(13.2°C)		 47.6°F
(8.7°C)		 8.1°F
(4.5°C)		 128th Coolest
Coolest since:
 1926
1st Warmest
Warmest to Date
 2012
Feb–May 2012
4-Month 		49.8°F
(9.9°C)		 41.9°F
(5.5°C)		 7.9°F
(4.4°C)		 128th Coolest
Coolest since:
 1904, 1947
1st Warmest
Warmest to Date
 2012
Jan–May 2012
5-Month 		45.5°F
(7.5°C)		 37.7°F
(3.2°C)		 7.8°F
(4.3°C)		 128th Coolest
Coolest since:
 1912
1st Warmest
Warmest to Date
 2012
Dec 2011–May 2012
6-Month 		43.5°F
(6.4°C)		 35.8°F
(2.1°C)		 7.7°F
(4.3°C)		 127th Coolest
Coolest since:
 1904
1st Warmest
Warmest to Date
 2012
Nov 2011–May 2012
7-Month 		43.4°F
(6.3°C)		 36.1°F
(2.3°C)		 7.3°F
(4.0°C)		 127th Coolest
Coolest since:
 1904
1st Warmest
Warmest to Date
 2012
Oct 2011–May 2012
8-Month 		44.7°F
(7.1°C)		 38.1°F
(3.4°C)		 6.6°F
(3.7°C)		 127th Coolest
Coolest since:
 1904
1st Warmest
Warmest to Date
 2012
Sep 2011–May 2012
9-Month 		46.5°F
(8.1°C)		 40.9°F
(4.9°C)		 5.6°F
(3.2°C)		 127th Coolest
Coolest since:
 1904
1st Warmest
Warmest to Date
 2012
Aug 2011–May 2012
10-Month 		49.1°F
(9.5°C)		 44.0°F
(6.7°C)		 5.1°F
(2.8°C)		 127th Coolest
Coolest since:
 1904
1st Warmest
Warmest to Date
 2012
Jul 2011–May 2012
11-Month 		51.7°F
(10.9°C)		 46.6°F
(8.1°C)		 5.1°F
(2.8°C)		 127th Coolest
Coolest since:
 1904
1st Warmest
Warmest to Date
 2012
Jun 2011–May 2012
12-Month 		53.2°F
(11.8°C)		 48.4°F
(9.1°C)		 4.8°F
(2.7°C)		 127th Coolest
Coolest since:
 1904
1st Warmest
Warmest to Date
 2012
Dec 2010–May 2012
18-Month 		47.1°F
(8.4°C)		 44.2°F
(6.8°C)		 2.9°F
(1.6°C)		 120th Coolest
Coolest since:
 1905, 1918
7th Warmest
Warmest since:
 2017
Jun 2010–May 2012
24-Month 		51.3°F
(10.7°C)		 48.5°F
(9.2°C)		 2.8°F
(1.5°C)		 123rd Coolest
Coolest since:
 1905
4th Warmest
Warmest since:
 2017
Jun 2009–May 2012
36-Month 		50.6°F
(10.3°C)		 48.5°F
(9.2°C)		 2.1°F
(1.1°C)		 122nd Coolest
Coolest since:
 1918
4th Warmest
Warmest since:
 2000
Jun 2008–May 2012
48-Month 		50.0°F
(10.0°C)		 48.4°F
(9.1°C)		 1.6°F
(0.9°C)		 113th Coolest
Coolest since:
 1907
12th Warmest
Warmest since:
 2001
Ties: 2003
Jun 2007–May 2012
60-Month 		49.8°F
(9.9°C)		 48.4°F
(9.1°C)		 1.4°F
(0.8°C)		 111th Coolest
Coolest since:
 1908
13th Warmest
Warmest since:
 2002
Ties: 1935, 1991, 1992, 2000, 2009

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