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 1980

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1980
1-Month
64.2°F
(17.9°C)
62.1°F
(16.7°C)
2.1°F
(1.2°C)
103rd Coolest
Coolest since:
1967
26th Warmest
Warmest since:
2004
Ties: 1930, 1975, 1977
Apr–May 1980
2-Month
59.2°F
(15.1°C)
57.0°F
(13.9°C)
2.2°F
(1.2°C)
106th Coolest
Coolest since:
1907
23rd Warmest
Warmest since:
2019
Ties: 2013
Mar–May 1980
3-Month
52.9°F
(11.6°C)
52.3°F
(11.3°C)
0.6°F
(0.3°C)
75th Coolest
Coolest since:
1940
54th Warmest
Warmest since:
2012
Ties: 1999, 2013
Feb–May 1980
4-Month
47.2°F
(8.4°C)
47.8°F
(8.8°C)
-0.6°F
(-0.4°C)
44th Coolest
Coolest since:
1934
85th Warmest
Warmest since:
2012
Ties: 1932
Jan–May 1980
5-Month
44.4°F
(6.9°C)
44.9°F
(7.2°C)
-0.5°F
(-0.3°C)
48th Coolest
Coolest since:
1940
81st Warmest
Warmest since:
2012
Ties: 1960, 1972
Dec 1979–May 1980
6-Month
43.6°F
(6.4°C)
43.5°F
(6.4°C)
0.1°F
(0.0°C)
58th Coolest
Coolest since:
1904
70th Warmest
Warmest since:
2012
Ties: 1944, 1947, 2001, 2014, 2015
Nov 1979–May 1980
7-Month
44.5°F
(6.9°C)
43.8°F
(6.6°C)
0.7°F
(0.3°C)
75th Coolest
Coolest since:
1904
53rd Warmest
Warmest since:
2012
Ties: 1938, 2005
Oct 1979–May 1980
8-Month
45.8°F
(7.7°C)
45.3°F
(7.4°C)
0.5°F
(0.3°C)
72nd Coolest
Coolest since:
1904
56th Warmest
Warmest since:
2012
Ties: 1925, 1960, 1973, 2014
Sep 1979–May 1980
9-Month
48.3°F
(9.1°C)
47.9°F
(8.8°C)
0.4°F
(0.3°C)
74th Coolest
Coolest since:
1904, 1918
54th Warmest
Warmest since:
2012
Ties: 1898, 1962, 2015
Aug 1979–May 1980
10-Month
50.8°F
(10.4°C)
50.4°F
(10.2°C)
0.4°F
(0.2°C)
75th Coolest
Coolest since:
1904
53rd Warmest
Warmest since:
2012
Ties: 1947, 1975
Jul 1979–May 1980
11-Month
52.9°F
(11.6°C)
52.7°F
(11.5°C)
0.2°F
(0.1°C)
61st Coolest
Coolest since:
1904
67th Warmest
Warmest since:
2012
Ties: 1898, 1945, 1973, 1987, 1994
Jun 1979–May 1980
12-Month
54.1°F
(12.3°C)
54.2°F
(12.3°C)
-0.1°F
(0.0°C)
49th Coolest
Coolest since:
1904
79th Warmest
Warmest since:
2012
Ties: 1898, 1931, 1947, 1973
Dec 1978–May 1980
18-Month
50.4°F
(10.2°C)
50.7°F
(10.4°C)
-0.3°F
(-0.2°C)
45th Coolest
Coolest since:
1905
82nd Warmest
Warmest since:
2017
Ties: 1899, 1903, 1923, 1934, 1977
Jun 1978–May 1980
24-Month
54.0°F
(12.2°C)
54.1°F
(12.3°C)
-0.1°F
(-0.1°C)
49th Coolest
Coolest since:
1905
78th Warmest
Warmest since:
2017
Ties: 1934, 1961
Jun 1977–May 1980
36-Month
53.7°F
(12.1°C)
54.2°F
(12.3°C)
-0.5°F
(-0.2°C)
29th Coolest
Coolest since:
1906
97th Warmest
Warmest since:
2018, 2021
Ties: 1909, 1925, 1929, 1971
Jun 1976–May 1980
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: 1911, 1912, 1926, 1967
Jun 1975–May 1980
60-Month
54.0°F
(12.2°C)
54.2°F
(12.3°C)
-0.2°F
(-0.1°C)
44th Coolest
Coolest since:
1908
80th Warmest
Warmest since:
2020
Ties: 1903, 1937, 1941, 1942, 1943, 1962, 1979, 1983

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