City Rankings

City Data Info
Please note, Degree Days and Palmer Indices are not available for Cities.

Wilmington, Delaware

Average Temperature Rankings, May 1990

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  • Record Coolest
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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1990
1-Month
61.0°F
(16.1°C)
62.9°F
(17.2°C)
-1.9°F
(-1.1°C)
20th Coolest
Coolest since:
1967
56th Warmest
Warmest since:
2004
Apr–May 1990
2-Month
57.2°F
(14.0°C)
58.2°F
(14.6°C)
-1.0°F
(-0.6°C)
25th Coolest
Coolest since:
1967
51st Warmest
Warmest since:
2019
Ties: 1979, 1987, 2016
Mar–May 1990
3-Month
53.3°F
(11.8°C)
53.1°F
(11.7°C)
0.2°F
(0.1°C)
46th Coolest
Coolest since:
1967
28th Warmest
Warmest since:
2012
Ties: 1949, 1979, 2015
Feb–May 1990
4-Month
50.1°F
(10.1°C)
48.7°F
(9.3°C)
1.4°F
(0.8°C)
59th Coolest
Coolest since:
1978
15th Warmest
Warmest since:
2012
Ties: 1953, 2006, 2011
Jan–May 1990
5-Month
48.1°F
(8.9°C)
45.4°F
(7.4°C)
2.7°F
(1.5°C)
69th Coolest
Coolest since:
1978
5th Warmest
Warmest to Date
2012
Ties: 1991, 2006, 2020
Dec 1989–May 1990
6-Month
44.2°F
(6.8°C)
44.1°F
(6.7°C)
0.1°F
(0.1°C)
43rd Coolest
Coolest since:
1978
30th Warmest
Warmest since:
2012
Ties: 1997
Nov 1989–May 1990
7-Month
44.2°F
(6.8°C)
44.4°F
(6.9°C)
-0.2°F
(-0.1°C)
41st Coolest
Coolest since:
1978
31st Warmest
Warmest since:
2012
Ties: 1992, 2009
Oct 1989–May 1990
8-Month
45.8°F
(7.7°C)
45.9°F
(7.7°C)
-0.1°F
(0.0°C)
42nd Coolest
Coolest since:
1978
30th Warmest
Warmest since:
2012
Ties: 1955, 1992
Sep 1989–May 1990
9-Month
48.3°F
(9.1°C)
48.4°F
(9.1°C)
-0.1°F
(0.0°C)
42nd Coolest
Coolest since:
1978
30th Warmest
Warmest since:
2012
Ties: 1955, 2009, 2011
Aug 1989–May 1990
10-Month
50.8°F
(10.4°C)
51.0°F
(10.6°C)
-0.2°F
(-0.2°C)
40th Coolest
Coolest since:
1978
32nd Warmest
Warmest since:
2012
Ties: 1950, 1955, 1975, 1980
Jul 1989–May 1990
11-Month
53.1°F
(11.7°C)
53.4°F
(11.9°C)
-0.3°F
(-0.2°C)
38th Coolest
Coolest since:
1963
34th Warmest
Warmest since:
2012
Ties: 1962, 1975, 1980
Jun 1989–May 1990
12-Month
54.8°F
(12.7°C)
54.9°F
(12.7°C)
-0.1°F
(0.0°C)
39th Coolest
Coolest since:
1963, 1978
33rd Warmest
Warmest since:
2012
Ties: 1955
Dec 1988–May 1990
18-Month
50.9°F
(10.5°C)
51.3°F
(10.7°C)
-0.4°F
(-0.2°C)
38th Coolest
Coolest since:
1978, 1979
31st Warmest
Warmest since:
2017
Ties: 1960, 2001, 2005
Jun 1988–May 1990
24-Month
54.4°F
(12.4°C)
55.0°F
(12.8°C)
-0.6°F
(-0.4°C)
30th Coolest
Coolest since:
1978
38th Warmest
Warmest since:
2017
Ties: 1951, 1984
Jun 1987–May 1990
36-Month
54.2°F
(12.3°C)
54.9°F
(12.7°C)
-0.7°F
(-0.4°C)
23rd Coolest
Coolest since:
1979
41st Warmest
Warmest since:
2022
Ties: 1977, 1983
Jun 1986–May 1990
48-Month
54.1°F
(12.3°C)
54.9°F
(12.7°C)
-0.8°F
(-0.4°C)
21st Coolest
Coolest since:
1964, 1966, 1970, 1980
39th Warmest
Warmest since:
2019, 2020, 2022
Jun 1985–May 1990
60-Month
-- 0.0°F
(-17.8°C)
-- --
--
1967, 1970
--
--
2020
Ties: 1986, 1987, 1988, 1989, 2013, 2014, 2015, 2016, 2017

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