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, June 2009

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 2009
1-Month
70.9°F
(21.6°C)
70.7°F
(21.5°C)
0.2°F
(0.1°C)
53rd Coolest
Coolest since:
1907
76th Warmest
Warmest since:
2010
May–Jun 2009
2-Month
67.4°F
(19.7°C)
66.5°F
(19.2°C)
0.9°F
(0.5°C)
82nd Coolest
Coolest since:
1907
47th Warmest
Warmest since:
2010
Apr–Jun 2009
3-Month
63.2°F
(17.3°C)
61.6°F
(16.4°C)
1.6°F
(0.9°C)
102nd Coolest
Coolest since:
1907
27th Warmest
Warmest since:
2010
Ties: 1953, 2022
Mar–Jun 2009
4-Month
58.3°F
(14.6°C)
56.9°F
(13.8°C)
1.4°F
(0.8°C)
96th Coolest
Coolest since:
1907
33rd Warmest
Warmest since:
2010
Ties: 1913, 1990, 2018
Feb–Jun 2009
5-Month
54.3°F
(12.4°C)
52.4°F
(11.3°C)
1.9°F
(1.1°C)
101st Coolest
Coolest since:
1907
28th Warmest
Warmest since:
2012
Jan–Jun 2009
6-Month
50.4°F
(10.2°C)
49.2°F
(9.6°C)
1.2°F
(0.6°C)
90th Coolest
Coolest since:
1940
39th Warmest
Warmest since:
2012
Ties: 1909, 1938, 1959, 1973
Dec 2008–Jun 2009
7-Month
49.0°F
(9.4°C)
47.4°F
(8.6°C)
1.6°F
(0.8°C)
95th Coolest
Coolest since:
1904
33rd Warmest
Warmest since:
2012
Nov 2008–Jun 2009
8-Month
48.5°F
(9.2°C)
47.2°F
(8.4°C)
1.3°F
(0.8°C)
95th Coolest
Coolest since:
1904
33rd Warmest
Warmest since:
2012
Ties: 1933, 1973, 1974, 1986, 1990
Oct 2008–Jun 2009
9-Month
49.4°F
(9.7°C)
48.2°F
(9.0°C)
1.2°F
(0.7°C)
90th Coolest
Coolest since:
1904
38th Warmest
Warmest since:
2012
Ties: 1933
Sep 2008–Jun 2009
10-Month
51.4°F
(10.8°C)
50.1°F
(10.1°C)
1.3°F
(0.7°C)
94th Coolest
Coolest since:
1918
34th Warmest
Warmest since:
2012
Ties: 1953
Aug 2008–Jun 2009
11-Month
53.4°F
(11.9°C)
52.3°F
(11.3°C)
1.1°F
(0.6°C)
93rd Coolest
Coolest since:
1904
35th Warmest
Warmest since:
2012
Ties: 1933, 1939
Jul 2008–Jun 2009
12-Month
55.4°F
(13.0°C)
54.2°F
(12.3°C)
1.2°F
(0.7°C)
98th Coolest
Coolest since:
1904
30th Warmest
Warmest since:
2012
Ties: 1954, 1985, 1986
Jan 2008–Jun 2009
18-Month
54.3°F
(12.4°C)
52.5°F
(11.4°C)
1.8°F
(1.0°C)
109th Coolest
Coolest since:
1905
19th Warmest
Warmest since:
2012
Ties: 1950, 1992, 1998
Jul 2007–Jun 2009
24-Month
56.3°F
(13.5°C)
54.2°F
(12.3°C)
2.1°F
(1.2°C)
113th Coolest
Coolest since:
1905
14th Warmest
Warmest since:
2017
Ties: 1991
Jul 2006–Jun 2009
36-Month
56.3°F
(13.5°C)
54.2°F
(12.3°C)
2.1°F
(1.2°C)
114th Coolest
Coolest since:
1906
12th Warmest
Warmest since:
2018, 2019, 2021
Ties: 2010
Jul 2005–Jun 2009
48-Month
56.5°F
(13.6°C)
54.2°F
(12.3°C)
2.3°F
(1.3°C)
116th Coolest
Coolest since:
1907
9th Warmest
Warmest to Date
2019, 2020
Ties: 2017
Jul 2004–Jun 2009
60-Month
56.2°F
(13.4°C)
54.2°F
(12.3°C)
2.0°F
(1.1°C)
109th Coolest
Coolest since:
1908
15th Warmest
Warmest since:
2020, 2021
Ties: 2002

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