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 May 2021. 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
(1895-2021)
Warmest/Coolest
Since
Record
May 1990
1-Month
61.6°F
(16.4°C)
63.1°F
(17.3°C)
-1.5°F
(-0.9°C)
22nd Coolest Coolest since: 1984 1967
53rd Warmest Warmest since: 1989 1991
Ties: 1954
Apr–May 1990
2-Month
57.7°F
(14.3°C)
58.3°F
(14.6°C)
-0.6°F
(-0.3°C)
28th Coolest Coolest since: 1989 1967
47th Warmest Warmest since: 1987 2019
Ties: 1987, 2007
Mar–May 1990
3-Month
53.8°F
(12.1°C)
53.3°F
(11.8°C)
0.5°F
(0.3°C)
50th Coolest Coolest since: 1989 1984
23rd Warmest Warmest since: 1985 2012
Feb–May 1990
4-Month
50.7°F
(10.4°C)
48.9°F
(9.4°C)
1.8°F
(1.0°C)
63rd Coolest Coolest since: 1989 1978
10th Warmest Warmest since: 1985 2012
Jan–May 1990
5-Month
48.7°F
(9.3°C)
45.7°F
(7.6°C)
3.0°F
(1.7°C)
70th Coolest Coolest since: 1989 1978
3rd Warmest Warmest to Date 2012
Dec 1989–May 1990
6-Month
44.7°F
(7.1°C)
44.2°F
(6.8°C)
0.5°F
(0.3°C)
47th Coolest Coolest since: 1989 1978
25th Warmest Warmest since: 1985 2012
Ties: 1955, 2010
Nov 1989–May 1990
7-Month
44.7°F
(7.1°C)
44.5°F
(6.9°C)
0.2°F
(0.2°C)
42nd Coolest Coolest since: 1989 1978
29th Warmest Warmest since: 1985 2012
Oct 1989–May 1990
8-Month
46.4°F
(8.0°C)
46.1°F
(7.8°C)
0.3°F
(0.2°C)
43rd Coolest Coolest since: 1989 1978
28th Warmest Warmest since: 1985 2012
Ties: 1992
Sep 1989–May 1990
9-Month
48.8°F
(9.3°C)
48.5°F
(9.2°C)
0.3°F
(0.1°C)
42nd Coolest Coolest since: 1989 1978
29th Warmest Warmest since: 1985 2012
Ties: 2007
Aug 1989–May 1990
10-Month
51.4°F
(10.8°C)
51.2°F
(10.7°C)
0.2°F
(0.1°C)
40th Coolest Coolest since: 1989 1978
31st Warmest Warmest since: 1985 2012
Ties: 1962
Jul 1989–May 1990
11-Month
53.6°F
(12.0°C)
53.6°F
(12.0°C)
0.0°F
(0.0°C)
37th Coolest Coolest since: 1989 1978
34th Warmest Warmest since: 1985 2012
Jun 1989–May 1990
12-Month
55.3°F
(12.9°C)
55.1°F
(12.8°C)
0.2°F
(0.1°C)
42nd Coolest Coolest since: 1989 1978
29th Warmest Warmest since: 1985 2012
Ties: 1957, 1962
Dec 1988–May 1990
18-Month
51.4°F
(10.8°C)
51.4°F
(10.8°C)
0.0°F
(0.0°C)
38th Coolest Coolest since: 1989 1979
30th Warmest Warmest since: 1976 2017
Ties: 2010
Jun 1988–May 1990
24-Month
54.9°F
(12.7°C)
55.1°F
(12.8°C)
-0.2°F
(-0.1°C)
30th Coolest Coolest since: 1989 1978
37th Warmest Warmest since: 1976 2017
Ties: 1957, 1958, 1993
Jun 1987–May 1990
36-Month
54.8°F
(12.7°C)
55.1°F
(12.8°C)
-0.3°F
(-0.1°C)
23rd Coolest Coolest since: 1989 1979
40th Warmest Warmest since: 1985 2018
Ties: 1958, 1960, 1962, 1994, 1997
Jun 1986–May 1990
48-Month
54.7°F
(12.6°C)
55.1°F
(12.8°C)
-0.4°F
(-0.2°C)
21st Coolest Coolest since: 1985 1980
38th Warmest Warmest since: 1977 2019, 2020
Ties: 1962, 1972, 1996
Jun 1985–May 1990
60-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1981
-- -- 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 June 2021, retrieved on June 22, 2021 from https://www.ncdc.noaa.gov/cag/