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 1939

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
June 1939
1-Month
72.7°F
(22.6°C)
70.7°F
(21.5°C)
2.0°F
(1.1°C)
100th Coolest
Coolest since:
1907
29th Warmest
Warmest since:
2010
Ties: 1981, 2005
May–Jun 1939
2-Month
68.2°F
(20.1°C)
66.4°F
(19.1°C)
1.8°F
(1.0°C)
103rd Coolest
Coolest since:
1907
26th Warmest
Warmest since:
2010
Ties: 1930, 2017
Apr–Jun 1939
3-Month
62.5°F
(16.9°C)
61.6°F
(16.4°C)
0.9°F
(0.5°C)
81st Coolest
Coolest since:
1907
48th Warmest
Warmest since:
2010
Ties: 1949, 1980
Mar–Jun 1939
4-Month
57.7°F
(14.3°C)
56.9°F
(13.8°C)
0.8°F
(0.5°C)
80th Coolest
Coolest since:
1907
49th Warmest
Warmest since:
2010
Ties: 1918
Feb–Jun 1939
5-Month
54.2°F
(12.3°C)
52.4°F
(11.3°C)
1.8°F
(1.0°C)
100th Coolest
Coolest since:
1907
29th Warmest
Warmest since:
2012
Ties: 1954
Jan–Jun 1939
6-Month
50.8°F
(10.4°C)
49.2°F
(9.6°C)
1.6°F
(0.8°C)
100th Coolest
Coolest since:
1940
29th Warmest
Warmest since:
2012
Ties: 1954
Dec 1938–Jun 1939
7-Month
48.8°F
(9.3°C)
47.3°F
(8.5°C)
1.5°F
(0.8°C)
91st Coolest
Coolest since:
1904
37th Warmest
Warmest since:
2012
Ties: 1997
Nov 1938–Jun 1939
8-Month
48.7°F
(9.3°C)
47.2°F
(8.4°C)
1.5°F
(0.9°C)
99th Coolest
Coolest since:
1904
29th Warmest
Warmest since:
2012
Ties: 1954, 1983, 1985
Oct 1938–Jun 1939
9-Month
49.5°F
(9.7°C)
48.2°F
(9.0°C)
1.3°F
(0.7°C)
94th Coolest
Coolest since:
1904
34th Warmest
Warmest since:
2012
Ties: 1952, 1974, 1983
Sep 1938–Jun 1939
10-Month
51.2°F
(10.7°C)
50.1°F
(10.1°C)
1.1°F
(0.6°C)
91st Coolest
Coolest since:
1918
37th Warmest
Warmest since:
2012
Ties: 1952, 1983
Aug 1938–Jun 1939
11-Month
53.4°F
(11.9°C)
52.2°F
(11.2°C)
1.2°F
(0.7°C)
93rd Coolest
Coolest since:
1904
35th Warmest
Warmest since:
2012
Ties: 1933, 2009
Jul 1938–Jun 1939
12-Month
55.3°F
(12.9°C)
54.2°F
(12.3°C)
1.1°F
(0.6°C)
94th Coolest
Coolest since:
1904
34th Warmest
Warmest since:
2012
Ties: 1950, 1957, 1990
Jan 1938–Jun 1939
18-Month
53.7°F
(12.1°C)
52.6°F
(11.4°C)
1.1°F
(0.7°C)
98th Coolest
Coolest since:
1905
30th Warmest
Warmest since:
2012
Ties: 1933, 1990, 2005
Jul 1937–Jun 1939
24-Month
54.7°F
(12.6°C)
54.2°F
(12.3°C)
0.5°F
(0.3°C)
80th Coolest
Coolest since:
1905
47th Warmest
Warmest since:
2017
Ties: 1914, 1951, 1957, 1973
Jul 1936–Jun 1939
36-Month
54.8°F
(12.7°C)
54.2°F
(12.3°C)
0.6°F
(0.4°C)
78th Coolest
Coolest since:
1906
48th Warmest
Warmest since:
2018, 2019, 2021
Ties: 1952, 1997
Jul 1935–Jun 1939
48-Month
54.4°F
(12.4°C)
54.2°F
(12.3°C)
0.2°F
(0.1°C)
67th Coolest
Coolest since:
1907
58th Warmest
Warmest since:
2019, 2020
Ties: 1946, 1960, 1985
Jul 1934–Jun 1939
60-Month
54.2°F
(12.3°C)
54.2°F
(12.3°C)
0.0°F
(0.0°C)
56th Coolest
Coolest since:
1908
68th Warmest
Warmest since:
2020, 2021
Ties: 1948, 1984

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