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 August 2021. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, April 1989

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
April 1989
1-Month
51.0°F
(10.6°C)
53.2°F
(11.8°C)
-2.2°F
(-1.2°C)
19th Coolest Coolest since: 1988 1975
56th Warmest Warmest since: 1987 2017
Ties: 1948
Mar–Apr 1989
2-Month
46.2°F
(7.9°C)
48.1°F
(8.9°C)
-1.9°F
(-1.0°C)
20th Coolest Coolest since: 1984 1950
53rd Warmest Warmest since: 1988 2012
Ties: 1964, 1992
Feb–Apr 1989
3-Month
42.1°F
(5.6°C)
43.9°F
(6.6°C)
-1.8°F
(-1.0°C)
26th Coolest Coolest since: 1984 1978
47th Warmest Warmest since: 1988 2012
Ties: 1961, 1982
Jan–Apr 1989
4-Month
40.4°F
(4.7°C)
41.0°F
(5.0°C)
-0.6°F
(-0.3°C)
40th Coolest Coolest since: 1988 1978
33rd Warmest Warmest since: 1985 2012
Ties: 2009
Dec 1988–Apr 1989
5-Month
39.2°F
(4.0°C)
40.1°F
(4.5°C)
-0.9°F
(-0.5°C)
33rd Coolest Coolest since: 1988 1978
39th Warmest Warmest since: 1985 2012
Ties: 1993
Nov 1988–Apr 1989
6-Month
40.4°F
(4.7°C)
41.2°F
(5.1°C)
-0.8°F
(-0.4°C)
33rd Coolest Coolest since: 1988 1978
38th Warmest Warmest since: 1985 2002, 2012
Ties: 1950, 1960, 1993
Oct 1988–Apr 1989
7-Month
41.8°F
(5.4°C)
43.3°F
(6.3°C)
-1.5°F
(-0.9°C)
24th Coolest Coolest since: 1988 1978
47th Warmest Warmest since: 1987 2002
Sep 1988–Apr 1989
8-Month
44.7°F
(7.1°C)
46.3°F
(7.9°C)
-1.6°F
(-0.8°C)
18th Coolest Coolest since: 1984 1978
53rd Warmest Warmest since: 1988 2012, 2016, 2017
Ties: 1966, 1996, 2015
Aug 1988–Apr 1989
9-Month
48.3°F
(9.1°C)
49.6°F
(9.8°C)
-1.3°F
(-0.7°C)
24th Coolest Coolest since: 1988 1963
47th Warmest Warmest since: 1985 2017
Jul 1988–Apr 1989
10-Month
51.3°F
(10.7°C)
52.2°F
(11.2°C)
-0.9°F
(-0.5°C)
23rd Coolest Coolest since: 1988 1963
48th Warmest Warmest since: 1985 2017
Ties: 2003
Jun 1988–Apr 1989
11-Month
53.1°F
(11.7°C)
54.0°F
(12.2°C)
-0.9°F
(-0.5°C)
24th Coolest Coolest since: 1988 1963
47th Warmest Warmest since: 1988 2017
Ties: 1980, 1981, 1988
May 1988–Apr 1989
12-Month
53.9°F
(12.2°C)
54.8°F
(12.7°C)
-0.9°F
(-0.5°C)
21st Coolest Coolest since: 1988 1963
50th Warmest Warmest since: 1988 2012
Ties: 1962, 1969, 1987, 1988, 2003, 2014
Nov 1987–Apr 1989
18-Month
49.3°F
(9.6°C)
50.3°F
(10.2°C)
-1.0°F
(-0.6°C)
25th Coolest Coolest since: 1988 1978
42nd Warmest Warmest since: 1985 2017
Ties: 1993
May 1987–Apr 1989
24-Month
53.9°F
(12.2°C)
54.8°F
(12.7°C)
-0.9°F
(-0.5°C)
18th Coolest Coolest since: 1988 1978
49th Warmest Warmest since: 1988 2017
Ties: 1958, 1961, 1988, 1994
May 1986–Apr 1989
36-Month
53.9°F
(12.2°C)
54.8°F
(12.7°C)
-0.9°F
(-0.5°C)
18th Coolest Coolest since: 1984 1979
45th Warmest Warmest since: 1985 2018
Ties: 1958, 1960, 1962, 1977, 1984
May 1985–Apr 1989
48-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1964, 1966
-- -- 2019, 2020
Ties: 1986, 1987, 1988, 2013, 2014, 2015, 2016
May 1984–Apr 1989
60-Month
-- 0.0°F
(-17.8°C)
-- -- -- 1965
-- -- 2020
Ties: 1986, 1987, 1988, 1990, 2013, 2014, 2015, 2016, 2017

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published September 2021, retrieved on September 21, 2021 from https://www.ncdc.noaa.gov/cag/