Climate at a Glance

City Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of June 2020. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, May 1990

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1990
1-Month
60.9°F
(16.1°C)
62.8°F
(17.1°C)
-1.9°F
(-1.0°C)
21st Coolest Coolest since: 1983 1967
53rd Warmest Warmest since: 1989 2004
Ties: 1983
Apr–May 1990
2-Month
57.0°F
(13.9°C)
58.0°F
(14.4°C)
-1.0°F
(-0.5°C)
24th Coolest Coolest since: 1989 1967
50th Warmest Warmest since: 1987 2019
Ties: 1964, 1979, 1987
Mar–May 1990
3-Month
53.1°F
(11.7°C)
53.0°F
(11.7°C)
0.1°F
(0.0°C)
44th Coolest Coolest since: 1989 1967, 1984
28th Warmest Warmest since: 1985 2012
Ties: 1949, 1979, 2007
Feb–May 1990
4-Month
50.0°F
(10.0°C)
48.6°F
(9.2°C)
1.4°F
(0.8°C)
57th Coolest Coolest since: 1989 1978
15th Warmest Warmest since: 1985 2012
Ties: 1953, 1977
Jan–May 1990
5-Month
48.0°F
(8.9°C)
45.4°F
(7.4°C)
2.6°F
(1.5°C)
66th Coolest Coolest since: 1989 1978
6th Warmest Warmest to Date 2012
Dec 1989–May 1990
6-Month
44.0°F
(6.7°C)
43.9°F
(6.6°C)
0.1°F
(0.1°C)
41st Coolest Coolest since: 1989 1978
30th Warmest Warmest since: 1985 2012
Ties: 2004
Nov 1989–May 1990
7-Month
44.0°F
(6.7°C)
44.2°F
(6.8°C)
-0.2°F
(-0.1°C)
39th Coolest Coolest since: 1989 1978
31st Warmest Warmest since: 1985 2012
Ties: 2011
Oct 1989–May 1990
8-Month
45.7°F
(7.6°C)
45.8°F
(7.7°C)
-0.1°F
(-0.1°C)
41st Coolest Coolest since: 1989 1978
29th Warmest Warmest since: 1985 2012
Ties: 1992, 2009
Sep 1989–May 1990
9-Month
48.1°F
(8.9°C)
48.2°F
(9.0°C)
-0.1°F
(-0.1°C)
39th Coolest Coolest since: 1989 1978
31st Warmest Warmest since: 1985 2012
Aug 1989–May 1990
10-Month
50.7°F
(10.4°C)
50.9°F
(10.5°C)
-0.2°F
(-0.1°C)
38th Coolest Coolest since: 1989 1978
32nd Warmest Warmest since: 1985 2012
Ties: 1975
Jul 1989–May 1990
11-Month
52.9°F
(11.6°C)
53.2°F
(11.8°C)
-0.3°F
(-0.2°C)
35th Coolest Coolest since: 1989 1963
35th Warmest Warmest since: 1985 2012
Ties: 1957, 1973
Jun 1989–May 1990
12-Month
54.6°F
(12.6°C)
54.7°F
(12.6°C)
-0.1°F
(0.0°C)
38th Coolest Coolest since: 1989 1963, 1978
32nd Warmest Warmest since: 1985 2012
Dec 1988–May 1990
18-Month
50.7°F
(10.4°C)
51.1°F
(10.6°C)
-0.4°F
(-0.2°C)
36th Coolest Coolest since: 1989 1979
31st Warmest Warmest since: 1976 2017
Ties: 1958
Jun 1988–May 1990
24-Month
54.2°F
(12.3°C)
54.8°F
(12.7°C)
-0.6°F
(-0.4°C)
26th Coolest Coolest since: 1989 1978
40th Warmest Warmest since: 1985 2017
Ties: 1951, 1956, 1960, 1977, 1984, 1993
Jun 1987–May 1990
36-Month
54.1°F
(12.3°C)
54.8°F
(12.7°C)
-0.7°F
(-0.4°C)
24th Coolest Coolest since: 1989 1979
38th Warmest Warmest since: 1985 2018
Ties: 1994
Jun 1986–May 1990
48-Month
54.0°F
(12.2°C)
54.8°F
(12.7°C)
-0.8°F
(-0.5°C)
20th Coolest Coolest since: 1984 1964, 1966, 1968, 1980
38th Warmest Warmest since: 1985 2019, 2020
Ties: 1972, 1983
Jun 1985–May 1990
60-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1967
-- -- 2020
Ties: 1986, 1987, 1988, 1989, 2013, 2014, 2015, 2016, 2017

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published July 2020, retrieved on August 5, 2020 from https://www.ncdc.noaa.gov/cag/