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 2019

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Warmest/Coolest
Since		Record
March 2019
1-Month		36.7°F
(2.6°C)		39.1°F
(3.9°C)		-2.4°F
(-1.3°C)		42nd Coolest
Coolest since:
1960
88th Warmest
Warmest since:
2012
Feb–Mar 2019
2-Month		31.2°F
(-0.4°C)		33.6°F
(0.9°C)		-2.4°F
(-1.3°C)		36th Coolest
Coolest since:
1899
94th Warmest
Warmest since:
2012
Ties: 1924, 1996
Jan–Mar 2019
3-Month		28.6°F
(-1.9°C)		30.3°F
(-0.9°C)		-1.7°F
(-1.0°C)		41st Coolest
Coolest since:
1912
89th Warmest
Warmest since:
2012
Ties: 1993
Dec 2018–Mar 2019
4-Month		29.7°F
(-1.3°C)		29.9°F
(-1.2°C)		-0.2°F
(-0.1°C)		57th Coolest
Coolest since:
1978
72nd Warmest
Warmest since:
2012
Ties: 1956
Nov 2018–Mar 2019
5-Month		30.6°F
(-0.8°C)		31.9°F
(-0.1°C)		-1.3°F
(-0.7°C)		30th Coolest
Coolest since:
1912
99th Warmest
Warmest since:
2012
Ties: 1901, 1915, 1958, 1994
Oct 2018–Mar 2019
6-Month		34.3°F
(1.3°C)		35.7°F
(2.1°C)		-1.4°F
(-0.8°C)		29th Coolest
Coolest since:
1912, 1978
100th Warmest
Warmest since:
2012
Sep 2018–Mar 2019
7-Month		39.3°F
(4.1°C)		40.0°F
(4.4°C)		-0.7°F
(-0.3°C)		42nd Coolest
Coolest since:
1978
87th Warmest
Warmest since:
2017
Ties: 1952
Aug 2018–Mar 2019
8-Month		43.8°F
(6.6°C)		44.2°F
(6.8°C)		-0.4°F
(-0.2°C)		48th Coolest
Coolest since:
1978
81st Warmest
Warmest since:
2017
Ties: 1896, 1903
Jul 2018–Mar 2019
9-Month		47.3°F
(8.5°C)		47.8°F
(8.8°C)		-0.5°F
(-0.3°C)		47th Coolest
Coolest since:
1978
82nd Warmest
Warmest since:
2012
Ties: 1903
Jun 2018–Mar 2019
10-Month		50.1°F
(10.1°C)		50.2°F
(10.1°C)		-0.1°F
(0.0°C)		58th Coolest
Coolest since:
1904
71st Warmest
Warmest since:
1932, 2012, 2017
Ties: 1967, 1985
May 2018–Mar 2019
11-Month		52.0°F
(11.1°C)		51.2°F
(10.7°C)		0.8°F
(0.4°C)		84th Coolest
Coolest since:
1918, 1977
45th Warmest
Warmest since:
2012, 2017
Ties: 1898, 1901, 1915
Apr 2018–Mar 2019
12-Month		51.3°F
(10.7°C)		51.3°F
(10.7°C)		0.0°F
(0.0°C)		62nd Coolest
Coolest since:
1918
67th Warmest
Warmest since:
2017
Ties: 1896, 1913
Oct 2017–Mar 2019
18-Month		46.3°F
(7.9°C)		46.1°F
(7.8°C)		0.2°F
(0.1°C)		70th Coolest
Coolest since:
1979
58th Warmest
Warmest since:
2017
Ties: 1898, 1948, 1990
Apr 2017–Mar 2019
24-Month		51.6°F
(10.9°C)		51.2°F
(10.7°C)		0.4°F
(0.2°C)		82nd Coolest
Coolest since:
1905
46th Warmest
Warmest since:
2017
Ties: 1897, 1901, 1920, 1946, 1949, 1993
Apr 2016–Mar 2019
36-Month		52.7°F
(11.5°C)		51.2°F
(10.7°C)		1.5°F
(0.8°C)		115th Coolest
Coolest since:
1979
12th Warmest
Warmest since:
2018
Ties: 1923, 1955, 1989
Apr 2015–Mar 2019
48-Month		53.1°F
(11.7°C)		51.2°F
(10.7°C)		1.9°F
(1.0°C)		124th Coolest
Coolest since:
1980
2nd Warmest
Warmest since:
1935
Ties: 1934
Apr 2014–Mar 2019
60-Month		52.4°F
(11.3°C)		51.2°F
(10.7°C)		1.2°F
(0.6°C)		116th Coolest
Coolest since:
1906
9th Warmest
Warmest since:
1935
Ties: 1942, 1992, 2021

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