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 2. Northeast

Average Temperature Rankings, February 2021

View Period (Months):
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  • Record Coolest
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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
February 2021
1-Month
16.6°F
(-8.6°C)
24.8°F
(-4.0°C)
-8.2°F
(-4.6°C)
12th Coolest
Coolest since:
1936
117th Warmest
Warmest since:
1998
Jan–Feb 2021
2-Month
21.5°F
(-5.8°C)
23.0°F
(-5.0°C)
-1.5°F
(-0.8°C)
38th Coolest
Coolest since:
1979
91st Warmest
Warmest since:
1998
Ties: 1945
Dec 2020–Feb 2021
3-Month
24.6°F
(-4.1°C)
24.1°F
(-4.4°C)
0.5°F
(0.3°C)
63rd Coolest
Coolest since:
1904
65th Warmest
Warmest since:
1932
Nov 2020–Feb 2021
4-Month
29.7°F
(-1.3°C)
27.5°F
(-2.5°C)
2.2°F
(1.2°C)
100th Coolest
Coolest since:
1977
28th Warmest
Warmest since:
2002
Ties: 1949, 1950
Oct 2020–Feb 2021
5-Month
33.6°F
(0.9°C)
32.4°F
(0.2°C)
1.2°F
(0.7°C)
88th Coolest
Coolest since:
1977
40th Warmest
Warmest since:
1932
Ties: 1990
Sep 2020–Feb 2021
6-Month
38.6°F
(3.7°C)
37.6°F
(3.1°C)
1.0°F
(0.6°C)
83rd Coolest
Coolest since:
1977
45th Warmest
Warmest since:
1932
Ties: 1900, 1907, 1913, 1922
Aug 2020–Feb 2021
7-Month
43.5°F
(6.4°C)
42.5°F
(5.8°C)
1.0°F
(0.6°C)
88th Coolest
Coolest since:
1977
40th Warmest
Warmest since:
1932
Ties: 1906, 1948, 1950, 1953, 1964
Jul 2020–Feb 2021
8-Month
47.6°F
(8.7°C)
46.3°F
(7.9°C)
1.3°F
(0.8°C)
98th Coolest
Coolest since:
1977
30th Warmest
Warmest since:
1932
Ties: 1922, 1950
Jun 2020–Feb 2021
9-Month
50.2°F
(10.1°C)
48.7°F
(9.3°C)
1.5°F
(0.8°C)
99th Coolest
Coolest since:
1904, 1918
29th Warmest
Warmest since:
1932
Ties: 1914, 1972, 2005
May 2020–Feb 2021
10-Month
51.1°F
(10.6°C)
49.8°F
(9.9°C)
1.3°F
(0.7°C)
96th Coolest
Coolest since:
1918
32nd Warmest
Warmest since:
1932
Ties: 1923, 1934, 1953
Apr 2020–Feb 2021
11-Month
50.6°F
(10.3°C)
49.6°F
(9.8°C)
1.0°F
(0.5°C)
90th Coolest
Coolest since:
1918
38th Warmest
Warmest since:
1932
Ties: 1897, 1909, 1921, 1955, 1960, 1964, 1972, 2018
Mar 2020–Feb 2021
12-Month
49.8°F
(9.9°C)
48.5°F
(9.2°C)
1.3°F
(0.7°C)
101st Coolest
Coolest since:
1918
27th Warmest
Warmest since:
2017
Ties: 1947, 2020
Sep 2019–Feb 2021
18-Month
46.6°F
(8.1°C)
44.8°F
(7.1°C)
1.8°F
(1.0°C)
109th Coolest
Coolest since:
1905
18th Warmest
Warmest since:
2017
Ties: 1955, 2005
Mar 2019–Feb 2021
24-Month
49.8°F
(9.9°C)
48.5°F
(9.2°C)
1.3°F
(0.7°C)
104th Coolest
Coolest since:
1905
23rd Warmest
Warmest since:
2017
Ties: 2005
Mar 2018–Feb 2021
36-Month
49.5°F
(9.7°C)
48.4°F
(9.1°C)
1.1°F
(0.6°C)
99th Coolest
Coolest since:
1918
27th Warmest
Warmest since:
2013
Ties: 1990
Mar 2017–Feb 2021
48-Month
49.5°F
(9.7°C)
48.4°F
(9.1°C)
1.1°F
(0.6°C)
99th Coolest
Coolest since:
1905, 1918
26th Warmest
Warmest since:
2002
Ties: 1922, 1923, 1933
Mar 2016–Feb 2021
60-Month
50.1°F
(10.1°C)
48.4°F
(9.1°C)
1.7°F
(1.0°C)
118th Coolest
Coolest since:
1905, 1908
6th Warmest
Warmest since:
2002

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