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 7. East Southeast

Average Temperature Rankings, May 1980

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
May 1980
1-Month 		64.0°F
(17.8°C)		 63.2°F
(17.3°C)		 0.8°F
(0.5°C)		 70th Coolest
Coolest since:
 1924
59th Warmest
Warmest since:
 2018
Ties: 1993
Apr–May 1980
2-Month 		57.4°F
(14.1°C)		 58.0°F
(14.4°C)		 -0.6°F
(-0.3°C)		 39th Coolest
Coolest since:
 1907
90th Warmest
Warmest since:
 1896
Ties: 1953
Mar–May 1980
3-Month 		50.6°F
(10.3°C)		 52.6°F
(11.4°C)		 -2.0°F
(-1.1°C)		 22nd Coolest
Coolest since:
 1960
107th Warmest
Warmest since:
 2012
Ties: 1906, 1909, 1928
Feb–May 1980
4-Month 		43.9°F
(6.6°C)		 47.3°F
(8.5°C)		 -3.4°F
(-1.9°C)		 6th Coolest
Coolest since:
 1978
123rd Warmest
Warmest since:
 2012
Ties: 1901, 1904, 1958
Jan–May 1980
5-Month 		40.8°F
(4.9°C)		 43.4°F
(6.3°C)		 -2.6°F
(-1.4°C)		 11th Coolest
Coolest since:
 1978
118th Warmest
Warmest since:
 2012
Ties: 1936, 1958
Dec 1979–May 1980
6-Month 		39.9°F
(4.4°C)		 41.4°F
(5.2°C)		 -1.5°F
(-0.8°C)		 24th Coolest
Coolest since:
 1978
104th Warmest
Warmest since:
 2012
Ties: 1926
Nov 1979–May 1980
7-Month 		40.1°F
(4.5°C)		 41.5°F
(5.3°C)		 -1.4°F
(-0.8°C)		 23rd Coolest
Coolest since:
 1978
105th Warmest
Warmest since:
 2012
Ties: 1901, 1917, 2015
Oct 1979–May 1980
8-Month 		42.0°F
(5.6°C)		 43.3°F
(6.3°C)		 -1.3°F
(-0.7°C)		 25th Coolest
Coolest since:
 1978
103rd Warmest
Warmest since:
 2012
Ties: 1924, 2015
Sep 1979–May 1980
9-Month 		44.7°F
(7.1°C)		 46.0°F
(7.8°C)		 -1.3°F
(-0.7°C)		 28th Coolest
Coolest since:
 1978
100th Warmest
Warmest since:
 2012
Ties: 1924
Aug 1979–May 1980
10-Month 		47.5°F
(8.6°C)		 48.8°F
(9.3°C)		 -1.3°F
(-0.7°C)		 21st Coolest
Coolest since:
 1978
107th Warmest
Warmest since:
 2012
Ties: 1897, 1960, 2015
Jul 1979–May 1980
11-Month 		49.9°F
(9.9°C)		 51.3°F
(10.7°C)		 -1.4°F
(-0.8°C)		 17th Coolest
Coolest since:
 1904
111th Warmest
Warmest since:
 2012
Jun 1979–May 1980
12-Month 		51.8°F
(11.0°C)		 53.1°F
(11.7°C)		 -1.3°F
(-0.7°C)		 17th Coolest
Coolest since:
 1904
111th Warmest
Warmest since:
 2012
Dec 1978–May 1980
18-Month 		46.9°F
(8.3°C)		 49.2°F
(9.6°C)		 -2.3°F
(-1.3°C)		 5th Coolest
Coolest since:
 1979
122nd Warmest
Warmest since:
 2017
Jun 1978–May 1980
24-Month 		51.5°F
(10.8°C)		 53.1°F
(11.7°C)		 -1.6°F
(-0.9°C)		 7th Coolest
Coolest since:
 1905, 1978
120th Warmest
Warmest since:
 2017
Jun 1977–May 1980
36-Month 		51.0°F
(10.6°C)		 53.0°F
(11.7°C)		 -2.0°F
(-1.1°C)		 2nd Coolest
Coolest since:
 1979
124th Warmest
Warmest since:
 2018
Jun 1976–May 1980
48-Month 		50.9°F
(10.5°C)		 53.0°F
(11.7°C)		 -2.1°F
(-1.2°C)		 1st Coolest
Coolest to Date
 1980
124th Warmest
Warmest since:
 2019
Jun 1975–May 1980
60-Month 		51.6°F
(10.9°C)		 53.0°F
(11.7°C)		 -1.4°F
(-0.8°C)		 2nd Coolest
Coolest to Date
 1981
122nd Warmest
Warmest since:
 2020

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