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 1940

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Warmest/Coolest
Since
Record
March 1940
1-Month
35.6°F
(2.0°C)
39.1°F
(3.9°C)
-3.5°F
(-1.9°C)
31st Coolest
Coolest since:
1960
98th Warmest
Warmest since:
2012
Ties: 1941
Feb–Mar 1940
2-Month
31.8°F
(-0.1°C)
33.6°F
(0.9°C)
-1.8°F
(-1.0°C)
41st Coolest
Coolest since:
1899
88th Warmest
Warmest since:
2012
Ties: 1896
Jan–Mar 1940
3-Month
24.7°F
(-4.1°C)
30.3°F
(-0.9°C)
-5.6°F
(-3.2°C)
8th Coolest
Coolest since:
1912
121st Warmest
Warmest since:
2012
Dec 1939–Mar 1940
4-Month
27.1°F
(-2.7°C)
29.9°F
(-1.2°C)
-2.8°F
(-1.5°C)
21st Coolest
Coolest since:
1978
107th Warmest
Warmest since:
2012
Nov 1939–Mar 1940
5-Month
29.7°F
(-1.3°C)
31.9°F
(-0.1°C)
-2.2°F
(-1.2°C)
22nd Coolest
Coolest since:
1912
106th Warmest
Warmest since:
2012
Oct 1939–Mar 1940
6-Month
34.2°F
(1.2°C)
35.7°F
(2.1°C)
-1.5°F
(-0.9°C)
28th Coolest
Coolest since:
1912, 1978
100th Warmest
Warmest since:
2012
Sep 1939–Mar 1940
7-Month
39.4°F
(4.1°C)
40.0°F
(4.4°C)
-0.6°F
(-0.3°C)
44th Coolest
Coolest since:
1978
84th Warmest
Warmest since:
2017
Ties: 1924, 1943, 1956, 1980
Aug 1939–Mar 1940
8-Month
43.5°F
(6.4°C)
44.2°F
(6.8°C)
-0.7°F
(-0.4°C)
38th Coolest
Coolest since:
1978
90th Warmest
Warmest since:
2017
Ties: 1943, 1952, 1959
Jul 1939–Mar 1940
9-Month
47.1°F
(8.4°C)
47.8°F
(8.8°C)
-0.7°F
(-0.4°C)
42nd Coolest
Coolest since:
1978
86th Warmest
Warmest since:
2012
Ties: 1943, 2009
Jun 1939–Mar 1940
10-Month
49.7°F
(9.8°C)
50.2°F
(10.1°C)
-0.5°F
(-0.3°C)
46th Coolest
Coolest since:
1904
82nd Warmest
Warmest since:
1932, 2012, 2017
May 1939–Mar 1940
11-Month
51.2°F
(10.7°C)
51.2°F
(10.7°C)
0.0°F
(0.0°C)
58th Coolest
Coolest since:
1918, 1977
70th Warmest
Warmest since:
2012, 2017
Ties: 1897, 1913, 1973, 1984
Apr 1939–Mar 1940
12-Month
51.0°F
(10.6°C)
51.3°F
(10.7°C)
-0.3°F
(-0.1°C)
54th Coolest
Coolest since:
1918
74th Warmest
Warmest since:
2017
Ties: 1946
Oct 1938–Mar 1940
18-Month
46.9°F
(8.3°C)
46.1°F
(7.8°C)
0.8°F
(0.5°C)
95th Coolest
Coolest since:
1979
32nd Warmest
Warmest since:
2017
Ties: 1976, 1987
Apr 1938–Mar 1940
24-Month
52.1°F
(11.2°C)
51.2°F
(10.7°C)
0.9°F
(0.5°C)
98th Coolest
Coolest since:
1905
29th Warmest
Warmest since:
2017
Ties: 1914, 1934, 1990
Apr 1937–Mar 1940
36-Month
52.2°F
(11.2°C)
51.2°F
(10.7°C)
1.0°F
(0.5°C)
102nd Coolest
Coolest since:
1979
24th Warmest
Warmest since:
2018
Ties: 1922, 1990, 2022
Apr 1936–Mar 1940
48-Month
52.3°F
(11.3°C)
51.2°F
(10.7°C)
1.1°F
(0.6°C)
109th Coolest
Coolest since:
1980
16th Warmest
Warmest since:
1935
Ties: 1922, 2000, 2001, 2005, 2006, 2009
Apr 1935–Mar 1940
60-Month
51.5°F
(10.8°C)
51.2°F
(10.7°C)
0.3°F
(0.1°C)
74th Coolest
Coolest since:
1906
50th Warmest
Warmest since:
1935
Ties: 1917, 1949, 1955, 1959, 1976, 1987, 1999, 2011

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