Statewide Rankings

Statewide 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.

Delaware

Average Temperature Rankings, April 2011

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  • Record Coolest
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  • 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
April 2011
1-Month
57.2°F
(14.0°C)
52.0°F
(11.1°C)
5.2°F
(2.9°C)
124th Coolest
Coolest since:
1907
5th Warmest
Warmest since:
2017
Ties: 1921, 1960
Mar–Apr 2011
2-Month
50.6°F
(10.3°C)
47.4°F
(8.6°C)
3.2°F
(1.7°C)
114th Coolest
Coolest since:
1940
15th Warmest
Warmest since:
1921
Ties: 2000, 2008, 2020
Feb–Apr 2011
3-Month
46.6°F
(8.1°C)
43.0°F
(6.1°C)
3.6°F
(2.0°C)
113th Coolest
Coolest since:
1934
16th Warmest
Warmest since:
2012
Jan–Apr 2011
4-Month
42.6°F
(5.9°C)
40.7°F
(4.8°C)
1.9°F
(1.1°C)
100th Coolest
Coolest since:
1940
29th Warmest
Warmest since:
2012
Ties: 1995, 2010, 2022
Dec 2010–Apr 2011
5-Month
40.4°F
(4.7°C)
39.8°F
(4.3°C)
0.6°F
(0.4°C)
74th Coolest
Coolest since:
1904
54th Warmest
Warmest since:
2012
Ties: 1930, 1955
Nov 2010–Apr 2011
6-Month
41.6°F
(5.3°C)
40.8°F
(4.9°C)
0.8°F
(0.4°C)
77th Coolest
Coolest since:
1904
51st Warmest
Warmest since:
2012
Ties: 1975
Oct 2010–Apr 2011
7-Month
44.0°F
(6.7°C)
43.0°F
(6.1°C)
1.0°F
(0.6°C)
82nd Coolest
Coolest since:
1904
46th Warmest
Warmest since:
2012
Ties: 1909, 1933
Sep 2010–Apr 2011
8-Month
47.4°F
(8.6°C)
46.0°F
(7.8°C)
1.4°F
(0.8°C)
96th Coolest
Coolest since:
1918
32nd Warmest
Warmest since:
2012
Ties: 1950, 1957, 1983, 1997, 2009
Aug 2010–Apr 2011
9-Month
50.7°F
(10.4°C)
49.1°F
(9.5°C)
1.6°F
(0.9°C)
102nd Coolest
Coolest since:
1918
26th Warmest
Warmest since:
2017
Ties: 1954, 1990, 1995, 2004
Jul 2010–Apr 2011
10-Month
53.6°F
(12.0°C)
51.7°F
(10.9°C)
1.9°F
(1.1°C)
107th Coolest
Coolest since:
1918
21st Warmest
Warmest since:
2012, 2017
Ties: 2018
Jun 2010–Apr 2011
11-Month
55.8°F
(13.2°C)
53.5°F
(11.9°C)
2.3°F
(1.3°C)
113th Coolest
Coolest since:
1904
15th Warmest
Warmest since:
2012
May 2010–Apr 2011
12-Month
56.7°F
(13.7°C)
54.2°F
(12.3°C)
2.5°F
(1.4°C)
116th Coolest
Coolest since:
1918
12th Warmest
Warmest since:
2012
Ties: 1932
Nov 2009–Apr 2011
18-Month
52.1°F
(11.2°C)
49.7°F
(9.8°C)
2.4°F
(1.4°C)
112th Coolest
Coolest since:
1905
15th Warmest
Warmest since:
2017
Ties: 2016
May 2009–Apr 2011
24-Month
56.2°F
(13.4°C)
54.2°F
(12.3°C)
2.0°F
(1.1°C)
110th Coolest
Coolest since:
1905
17th Warmest
Warmest since:
2017
May 2008–Apr 2011
36-Month
56.0°F
(13.3°C)
54.2°F
(12.3°C)
1.8°F
(1.0°C)
109th Coolest
Coolest since:
1906
17th Warmest
Warmest since:
2021
Ties: 2006
May 2007–Apr 2011
48-Month
56.3°F
(13.5°C)
54.2°F
(12.3°C)
2.1°F
(1.2°C)
113th Coolest
Coolest since:
1905
12th Warmest
Warmest since:
2019, 2020
May 2006–Apr 2011
60-Month
56.2°F
(13.4°C)
54.1°F
(12.3°C)
2.1°F
(1.1°C)
109th Coolest
Coolest since:
1908
15th Warmest
Warmest since:
2020

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