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, April 1978

View Period (Months):
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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
April 1978
1-Month
48.5°F
(9.2°C)
47.8°F
(8.8°C)
0.7°F
(0.4°C)
73rd Coolest
Coolest since:
1907
56th Warmest
Warmest since:
1915
Ties: 1903, 2016
Mar–Apr 1978
2-Month
39.6°F
(4.2°C)
41.8°F
(5.4°C)
-2.2°F
(-1.2°C)
26th Coolest
Coolest since:
1926
103rd Warmest
Warmest since:
2012
Ties: 1920, 1980, 1993
Feb–Apr 1978
3-Month
31.4°F
(-0.3°C)
36.2°F
(2.3°C)
-4.8°F
(-2.6°C)
6th Coolest
Coolest since:
1904
123rd Warmest
Warmest since:
2012
Jan–Apr 1978
4-Month
27.0°F
(-2.8°C)
32.4°F
(0.2°C)
-5.4°F
(-3.0°C)
6th Coolest
Coolest since:
1912
123rd Warmest
Warmest since:
2012
Dec 1977–Apr 1978
5-Month
26.0°F
(-3.3°C)
31.2°F
(-0.4°C)
-5.2°F
(-2.9°C)
6th Coolest
Coolest since:
1904
122nd Warmest
Warmest since:
2012
Nov 1977–Apr 1978
6-Month
28.1°F
(-2.2°C)
32.3°F
(0.2°C)
-4.2°F
(-2.4°C)
6th Coolest
Coolest since:
1904
122nd Warmest
Warmest since:
2012
Ties: 1920
Oct 1977–Apr 1978
7-Month
31.2°F
(-0.4°C)
35.1°F
(1.7°C)
-3.9°F
(-2.1°C)
7th Coolest
Coolest since:
1904
121st Warmest
Warmest since:
2012
Sep 1977–Apr 1978
8-Month
35.3°F
(1.8°C)
38.7°F
(3.7°C)
-3.4°F
(-1.9°C)
6th Coolest
Coolest since:
1904
122nd Warmest
Warmest since:
2012
Aug 1977–Apr 1978
9-Month
39.0°F
(3.9°C)
42.3°F
(5.7°C)
-3.3°F
(-1.8°C)
4th Coolest
Coolest since:
1904
124th Warmest
Warmest since:
2012, 2017
Jul 1977–Apr 1978
10-Month
42.6°F
(5.9°C)
45.4°F
(7.4°C)
-2.8°F
(-1.5°C)
5th Coolest
Coolest since:
1904
123rd Warmest
Warmest since:
2012
Jun 1977–Apr 1978
11-Month
44.9°F
(7.2°C)
47.5°F
(8.6°C)
-2.6°F
(-1.4°C)
5th Coolest
Coolest since:
1904
123rd Warmest
Warmest since:
2012
Ties: 1936
May 1977–Apr 1978
12-Month
46.8°F
(8.2°C)
48.5°F
(9.2°C)
-1.7°F
(-1.0°C)
13th Coolest
Coolest since:
1904, 1918
115th Warmest
Warmest since:
2012
Nov 1976–Apr 1978
18-Month
41.0°F
(5.0°C)
43.1°F
(6.2°C)
-2.1°F
(-1.2°C)
6th Coolest
Coolest since:
1905, 1918
121st Warmest
Warmest since:
2017
May 1976–Apr 1978
24-Month
46.4°F
(8.0°C)
48.4°F
(9.1°C)
-2.0°F
(-1.1°C)
3rd Coolest
Coolest since:
1905
124th Warmest
Warmest since:
2017
May 1975–Apr 1978
36-Month
47.8°F
(8.8°C)
48.4°F
(9.1°C)
-0.6°F
(-0.3°C)
20th Coolest
Coolest since:
1918
106th Warmest
Warmest since:
2000
Ties: 1907, 1960
May 1974–Apr 1978
48-Month
47.7°F
(8.7°C)
48.4°F
(9.1°C)
-0.7°F
(-0.4°C)
15th Coolest
Coolest since:
1980
110th Warmest
Warmest since:
2002
Ties: 1908, 1930, 1970, 1981
May 1973–Apr 1978
60-Month
48.1°F
(8.9°C)
48.4°F
(9.1°C)
-0.3°F
(-0.2°C)
31st Coolest
Coolest since:
1908, 1920
93rd Warmest
Warmest since:
2002
Ties: 1911, 1917, 1931, 1951, 1953, 1966, 1983

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