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, May 1911

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1911
1-Month
66.4°F
(19.1°C)
62.1°F
(16.7°C)
4.3°F
(2.4°C)
119th Coolest
Coolest since:
1967
10th Warmest
Warmest since:
2004
Ties: 2011
Apr–May 1911
2-Month
57.2°F
(14.0°C)
57.1°F
(13.9°C)
0.1°F
(0.1°C)
57th Coolest
Coolest since:
1907
72nd Warmest
Warmest since:
2019
Ties: 1903, 1938, 1987
Mar–May 1911
3-Month
51.2°F
(10.7°C)
52.3°F
(11.3°C)
-1.1°F
(-0.6°C)
36th Coolest
Coolest since:
1940
93rd Warmest
Warmest since:
2012
Ties: 1927, 1996
Feb–May 1911
4-Month
47.0°F
(8.3°C)
47.8°F
(8.8°C)
-0.8°F
(-0.5°C)
38th Coolest
Coolest since:
1934
91st Warmest
Warmest since:
2012
Ties: 1968, 2003
Jan–May 1911
5-Month
45.0°F
(7.2°C)
44.9°F
(7.2°C)
0.1°F
(0.0°C)
57th Coolest
Coolest since:
1940
72nd Warmest
Warmest since:
2012
Ties: 1906, 1964
Dec 1910–May 1911
6-Month
42.3°F
(5.7°C)
43.5°F
(6.4°C)
-1.2°F
(-0.7°C)
26th Coolest
Coolest since:
1904
102nd Warmest
Warmest since:
2012
Ties: 1935, 1966, 1984, 1996, 2003
Nov 1910–May 1911
7-Month
42.0°F
(5.6°C)
43.8°F
(6.6°C)
-1.8°F
(-1.0°C)
16th Coolest
Coolest since:
1904
112th Warmest
Warmest since:
2012
Ties: 1917
Oct 1910–May 1911
8-Month
44.0°F
(6.7°C)
45.4°F
(7.4°C)
-1.4°F
(-0.7°C)
21st Coolest
Coolest since:
1904
107th Warmest
Warmest since:
2012
Sep 1910–May 1911
9-Month
46.7°F
(8.2°C)
47.8°F
(8.8°C)
-1.1°F
(-0.6°C)
21st Coolest
Coolest since:
1904, 1918
107th Warmest
Warmest since:
2012
Ties: 1956, 1967
Aug 1910–May 1911
10-Month
49.2°F
(9.6°C)
50.4°F
(10.2°C)
-1.2°F
(-0.6°C)
19th Coolest
Coolest since:
1904
109th Warmest
Warmest since:
2012
Jul 1910–May 1911
11-Month
51.6°F
(10.9°C)
52.7°F
(11.5°C)
-1.1°F
(-0.6°C)
17th Coolest
Coolest since:
1904
111th Warmest
Warmest since:
2012
Ties: 1902, 1910, 1912, 1941
Jun 1910–May 1911
12-Month
53.0°F
(11.7°C)
54.2°F
(12.3°C)
-1.2°F
(-0.6°C)
12th Coolest
Coolest since:
1904
116th Warmest
Warmest since:
2012
Ties: 1934, 1961, 1978
Dec 1909–May 1911
18-Month
49.7°F
(9.8°C)
50.6°F
(10.3°C)
-0.9°F
(-0.5°C)
18th Coolest
Coolest since:
1905
109th Warmest
Warmest since:
2017
Ties: 1900, 1935, 1982
Jun 1909–May 1911
24-Month
53.1°F
(11.7°C)
54.2°F
(12.3°C)
-1.1°F
(-0.6°C)
10th Coolest
Coolest since:
1905
117th Warmest
Warmest since:
2017
Ties: 1912, 1919
Jun 1908–May 1911
36-Month
53.6°F
(12.0°C)
54.2°F
(12.3°C)
-0.6°F
(-0.3°C)
25th Coolest
Coolest since:
1906
101st Warmest
Warmest since:
2018, 2021
Ties: 1910, 1916, 1942
Jun 1907–May 1911
48-Month
53.5°F
(11.9°C)
54.2°F
(12.3°C)
-0.7°F
(-0.4°C)
18th Coolest
Coolest since:
1907
107th Warmest
Warmest since:
2019
Ties: 1912, 1926, 1967, 1980
Jun 1906–May 1911
60-Month
53.4°F
(11.9°C)
54.1°F
(12.3°C)
-0.7°F
(-0.4°C)
12th Coolest
Coolest since:
1908
112th Warmest
Warmest since:
2020
Ties: 1912, 1928

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