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 2019. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, April 1998

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  • Record Warmest
Period Value 1981-2010
Mean
Amomaly Rank
(1948-2019)
Warmest/Coolest
Since
Record
April 1998
1-Month
54.6°F
(12.6°C)
53.4°F
(11.9°C)
1.2°F
(0.7°C)
49th Coolest Coolest since: 1997 1975
24th Warmest Warmest since: 1994 2017
Mar–Apr 1998
2-Month
49.8°F
(9.9°C)
48.3°F
(9.1°C)
1.5°F
(0.8°C)
56th Coolest Coolest since: 1997 1950
15th Warmest Warmest since: 1994 2012
Ties: 1991, 1994
Feb–Apr 1998
3-Month
47.0°F
(8.3°C)
44.0°F
(6.7°C)
3.0°F
(1.6°C)
66th Coolest Coolest since: 1997 1978
5th Warmest Warmest since: 1985 2012
Jan–Apr 1998
4-Month
45.3°F
(7.4°C)
41.1°F
(5.1°C)
4.2°F
(2.3°C)
69th Coolest Coolest since: 1997 1978
2nd Warmest Warmest since: 1990 2012
Ties: 1990, 2017
Dec 1997–Apr 1998
5-Month
43.8°F
(6.6°C)
40.3°F
(4.6°C)
3.5°F
(2.0°C)
66th Coolest Coolest since: 1997 1978
4th Warmest Warmest to Date 2012
Ties: 2017
Nov 1997–Apr 1998
6-Month
43.9°F
(6.6°C)
41.4°F
(5.2°C)
2.5°F
(1.4°C)
64th Coolest Coolest since: 1997 1978
5th Warmest Warmest to Date 2012
Oct 1997–Apr 1998
7-Month
45.6°F
(7.6°C)
43.5°F
(6.4°C)
2.1°F
(1.2°C)
63rd Coolest Coolest since: 1997 1978
6th Warmest Warmest since: 1991 2002, 2012
Ties: 2008
Sep 1997–Apr 1998
8-Month
48.1°F
(8.9°C)
46.5°F
(8.1°C)
1.6°F
(0.8°C)
61st Coolest Coolest since: 1997 1978
8th Warmest Warmest since: 1991 2012
Ties: 1999
Aug 1997–Apr 1998
9-Month
50.9°F
(10.5°C)
49.7°F
(9.8°C)
1.2°F
(0.7°C)
57th Coolest Coolest since: 1997 1977
12th Warmest Warmest since: 1991 2017
Jul 1997–Apr 1998
10-Month
53.5°F
(11.9°C)
52.5°F
(11.4°C)
1.0°F
(0.5°C)
57th Coolest Coolest since: 1997 1963, 1977
12th Warmest Warmest since: 1991 2017
Ties: 1976
Jun 1997–Apr 1998
11-Month
55.0°F
(12.8°C)
54.3°F
(12.4°C)
0.7°F
(0.4°C)
56th Coolest Coolest since: 1997 1963, 1978
13th Warmest Warmest since: 1995 2012
Ties: 1995
May 1997–Apr 1998
12-Month
55.3°F
(12.9°C)
54.9°F
(12.7°C)
0.4°F
(0.2°C)
48th Coolest Coolest since: 1997 1968
21st Warmest Warmest since: 1995 2012
Ties: 1953, 1990
Nov 1996–Apr 1998
18-Month
50.5°F
(10.3°C)
50.4°F
(10.2°C)
0.1°F
(0.1°C)
44th Coolest Coolest since: 1997 1978
21st Warmest Warmest since: 1992 2017
Ties: 1990
May 1996–Apr 1998
24-Month
54.8°F
(12.7°C)
54.9°F
(12.7°C)
-0.1°F
(0.0°C)
39th Coolest Coolest since: 1997 1978
26th Warmest Warmest since: 1995 2017
Ties: 2001
May 1995–Apr 1998
36-Month
54.5°F
(12.5°C)
54.9°F
(12.7°C)
-0.4°F
(-0.2°C)
27th Coolest Coolest since: 1997 1979
34th Warmest Warmest since: 1997 2018
Ties: 1951, 1973, 1995, 1997
May 1994–Apr 1998
48-Month
54.7°F
(12.6°C)
54.9°F
(12.7°C)
-0.2°F
(-0.1°C)
31st Coolest Coolest since: 1997 1964, 1970, 1980
26th Warmest Warmest since: 1995 2019
Ties: 1957, 1977, 1990
May 1993–Apr 1998
60-Month
54.7°F
(12.6°C)
54.8°F
(12.7°C)
-0.1°F
(-0.1°C)
30th Coolest Coolest since: 1997 1965
24th Warmest Warmest since: 1996 2012, 2019
Ties: 1996, 2005

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published September 2019, retrieved on September 15, 2019 from https://www.ncdc.noaa.gov/cag/