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 2020

View Period (Months):
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  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
March 2020
1-Month
43.4°F
(6.3°C)
39.1°F
(3.9°C)
4.3°F
(2.4°C)
104th Coolest
Coolest since:
1960
25th Warmest
Warmest since:
2012
Ties: 1968
Feb–Mar 2020
2-Month
36.8°F
(2.7°C)
33.6°F
(0.9°C)
3.2°F
(1.8°C)
101st Coolest
Coolest since:
1899
28th Warmest
Warmest since:
2012
Ties: 1953, 1983
Jan–Mar 2020
3-Month
34.3°F
(1.3°C)
30.4°F
(-0.9°C)
3.9°F
(2.2°C)
112th Coolest
Coolest since:
1912
17th Warmest
Warmest since:
2012
Dec 2019–Mar 2020
4-Month
34.4°F
(1.3°C)
29.8°F
(-1.2°C)
4.6°F
(2.5°C)
119th Coolest
Coolest since:
1978
9th Warmest
Warmest since:
2012
Ties: 1983, 1987
Nov 2019–Mar 2020
5-Month
34.7°F
(1.5°C)
31.9°F
(-0.1°C)
2.8°F
(1.6°C)
108th Coolest
Coolest since:
1912
20th Warmest
Warmest since:
2012
Ties: 1995, 2007
Oct 2019–Mar 2020
6-Month
37.6°F
(3.1°C)
35.7°F
(2.1°C)
1.9°F
(1.0°C)
104th Coolest
Coolest since:
1912, 1978
24th Warmest
Warmest since:
2012
Ties: 1950, 1991, 2004, 2022
Sep 2019–Mar 2020
7-Month
42.4°F
(5.8°C)
40.1°F
(4.5°C)
2.3°F
(1.3°C)
109th Coolest
Coolest since:
1978
19th Warmest
Warmest since:
2017
Aug 2019–Mar 2020
8-Month
46.1°F
(7.8°C)
44.2°F
(6.8°C)
1.9°F
(1.0°C)
108th Coolest
Coolest since:
1978
20th Warmest
Warmest since:
2017
Ties: 1914
Jul 2019–Mar 2020
9-Month
49.7°F
(9.8°C)
47.8°F
(8.8°C)
1.9°F
(1.0°C)
112th Coolest
Coolest since:
1978
16th Warmest
Warmest since:
2012
Ties: 1976, 1992
Jun 2019–Mar 2020
10-Month
51.8°F
(11.0°C)
50.1°F
(10.1°C)
1.7°F
(0.9°C)
109th Coolest
Coolest since:
1904
19th Warmest
Warmest since:
1932, 2012, 2017
Ties: 1919, 1922
May 2019–Mar 2020
11-Month
52.7°F
(11.5°C)
51.3°F
(10.7°C)
1.4°F
(0.8°C)
106th Coolest
Coolest since:
1918, 1977
22nd Warmest
Warmest since:
2012, 2017
Ties: 1934, 1957, 2022
Apr 2019–Mar 2020
12-Month
52.6°F
(11.4°C)
51.3°F
(10.7°C)
1.3°F
(0.7°C)
106th Coolest
Coolest since:
1918
22nd Warmest
Warmest since:
2017
Ties: 2022
Oct 2018–Mar 2020
18-Month
46.5°F
(8.1°C)
46.1°F
(7.8°C)
0.4°F
(0.3°C)
81st Coolest
Coolest since:
1979
46th Warmest
Warmest since:
2017
Ties: 1901, 1957, 1981, 2011
Apr 2018–Mar 2020
24-Month
52.0°F
(11.1°C)
51.3°F
(10.7°C)
0.7°F
(0.4°C)
94th Coolest
Coolest since:
1905
33rd Warmest
Warmest since:
2017
Ties: 2002, 2005, 2016, 2021, 2022
Apr 2017–Mar 2020
36-Month
51.9°F
(11.1°C)
51.2°F
(10.7°C)
0.7°F
(0.4°C)
90th Coolest
Coolest since:
1979
36th Warmest
Warmest since:
2018
Ties: 1941, 1944, 1950, 2014
Apr 2016–Mar 2020
48-Month
52.7°F
(11.5°C)
51.3°F
(10.7°C)
1.4°F
(0.8°C)
120th Coolest
Coolest since:
1980
5th Warmest
Warmest since:
1935
Ties: 2008, 2018
Apr 2015–Mar 2020
60-Month
53.0°F
(11.7°C)
51.2°F
(10.7°C)
1.8°F
(1.0°C)
122nd Coolest
Coolest since:
1906
2nd Warmest
Warmest since:
1935

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