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 3. West

Average Temperature Rankings, March 2017

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
March 2017
1-Month		42.6°F
(5.9°C)		39.1°F
(3.9°C)		3.5°F
(2.0°C)		99th Coolest
Coolest since:
1960
31st Warmest
Warmest since:
2012
Ties: 1936, 1992, 1995
Feb–Mar 2017
2-Month		41.5°F
(5.3°C)		33.6°F
(0.9°C)		7.9°F
(4.4°C)		126th Coolest
Coolest since:
1899
4th Warmest
Warmest since:
2012
Jan–Mar 2017
3-Month		37.5°F
(3.1°C)		30.3°F
(-0.9°C)		7.2°F
(4.0°C)		126th Coolest
Coolest since:
1912
4th Warmest
Warmest since:
2012
Dec 2016–Mar 2017
4-Month		35.0°F
(1.7°C)		29.9°F
(-1.2°C)		5.1°F
(2.9°C)		123rd Coolest
Coolest since:
1978
6th Warmest
Warmest since:
2012
Nov 2016–Mar 2017
5-Month		37.7°F
(3.2°C)		31.9°F
(-0.1°C)		5.8°F
(3.3°C)		126th Coolest
Coolest since:
1912
3rd Warmest
Warmest since:
2012
Ties: 2000, 2002
Oct 2016–Mar 2017
6-Month		41.3°F
(5.2°C)		35.7°F
(2.1°C)		5.6°F
(3.1°C)		127th Coolest
Coolest since:
1912, 1978
2nd Warmest
Warmest since:
2012
Sep 2016–Mar 2017
7-Month		45.5°F
(7.5°C)		40.0°F
(4.4°C)		5.5°F
(3.1°C)		128th Coolest
Coolest since:
1978
1st Warmest
Warmest to Date
2017
Aug 2016–Mar 2017
8-Month		49.2°F
(9.6°C)		44.2°F
(6.8°C)		5.0°F
(2.8°C)		128th Coolest
Coolest since:
1978
1st Warmest
Warmest to Date
2017
Jul 2016–Mar 2017
9-Month		52.0°F
(11.1°C)		47.8°F
(8.8°C)		4.2°F
(2.3°C)		127th Coolest
Coolest since:
1978
2nd Warmest
Warmest since:
2012
Ties: 1932
Jun 2016–Mar 2017
10-Month		54.3°F
(12.4°C)		50.2°F
(10.1°C)		4.1°F
(2.3°C)		128th Coolest
Coolest since:
1904
1st Warmest
Warmest since:
1932, 2012, 2017
Ties: 1932, 2012
May 2016–Mar 2017
11-Month		55.0°F
(12.8°C)		51.2°F
(10.7°C)		3.8°F
(2.1°C)		128th Coolest
Coolest since:
1918, 1977
1st Warmest
Warmest since:
2012, 2017
Ties: 2012
Apr 2016–Mar 2017
12-Month		54.8°F
(12.7°C)		51.3°F
(10.7°C)		3.5°F
(2.0°C)		128th Coolest
Coolest since:
1918
1st Warmest
Warmest to Date
2017
Oct 2015–Mar 2017
18-Month		50.1°F
(10.1°C)		46.1°F
(7.8°C)		4.0°F
(2.3°C)		127th Coolest
Coolest since:
1979
1st Warmest
Warmest to Date
2017
Apr 2015–Mar 2017
24-Month		54.5°F
(12.5°C)		51.2°F
(10.7°C)		3.3°F
(1.8°C)		127th Coolest
Coolest since:
1905
1st Warmest
Warmest to Date
2017
Apr 2014–Mar 2017
36-Month		52.9°F
(11.6°C)		51.2°F
(10.7°C)		1.7°F
(0.9°C)		122nd Coolest
Coolest since:
1979
5th Warmest
Warmest since:
2018
Ties: 1934, 1935, 2007, 2008
Apr 2013–Mar 2017
48-Month		51.8°F
(11.0°C)		51.2°F
(10.7°C)		0.6°F
(0.3°C)		87th Coolest
Coolest since:
1980
39th Warmest
Warmest since:
1935
Ties: 1943, 1944, 1988, 2021
Apr 2012–Mar 2017
60-Month		51.9°F
(11.1°C)		51.2°F
(10.7°C)		0.7°F
(0.4°C)		95th Coolest
Coolest since:
1906
30th Warmest
Warmest since:
1935
Ties: 1924, 1932, 1937, 1989, 2012, 2016

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