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 September 2019. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, May 2011

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1948-2019)
Warmest/Coolest
Since
Record
May 2011
1-Month
66.2°F
(19.0°C)
62.7°F
(17.1°C)
3.5°F
(1.9°C)
65th Coolest Coolest since: 2010 1967
8th Warmest Warmest since: 2004 1991
Ties: 2019
Apr–May 2011
2-Month
61.1°F
(16.2°C)
58.0°F
(14.4°C)
3.1°F
(1.8°C)
68th Coolest Coolest since: 2010 1967
5th Warmest Warmest since: 2004 2019
Ties: 2015
Mar–May 2011
3-Month
54.8°F
(12.7°C)
53.0°F
(11.7°C)
1.8°F
(1.0°C)
62nd Coolest Coolest since: 2009 1967
9th Warmest Warmest since: 2010 2012
Feb–May 2011
4-Month
50.1°F
(10.1°C)
48.6°F
(9.2°C)
1.5°F
(0.9°C)
56th Coolest Coolest since: 2009 1978
15th Warmest Warmest since: 2010 2012
Jan–May 2011
5-Month
45.8°F
(7.7°C)
45.4°F
(7.4°C)
0.4°F
(0.3°C)
47th Coolest Coolest since: 2009 1978
24th Warmest Warmest since: 2010 2012
Dec 2010–May 2011
6-Month
43.4°F
(6.3°C)
43.9°F
(6.6°C)
-0.5°F
(-0.3°C)
32nd Coolest Coolest since: 2005 1978
38th Warmest Warmest since: 2010 2012
Ties: 1980
Nov 2010–May 2011
7-Month
43.8°F
(6.6°C)
44.3°F
(6.8°C)
-0.5°F
(-0.2°C)
36th Coolest Coolest since: 2005 1978
33rd Warmest Warmest since: 2010 2012
Ties: 1950, 1972
Oct 2010–May 2011
8-Month
45.5°F
(7.5°C)
45.8°F
(7.7°C)
-0.3°F
(-0.2°C)
35th Coolest Coolest since: 2005 1978
34th Warmest Warmest since: 2010 2012
Sep 2010–May 2011
9-Month
48.3°F
(9.1°C)
48.2°F
(9.0°C)
0.1°F
(0.1°C)
40th Coolest Coolest since: 2009 1978
29th Warmest Warmest since: 2010 2012
Ties: 1992, 2009
Aug 2010–May 2011
10-Month
51.2°F
(10.7°C)
50.9°F
(10.5°C)
0.3°F
(0.2°C)
44th Coolest Coolest since: 2009 1978
25th Warmest Warmest since: 2010 2012
Jul 2010–May 2011
11-Month
53.8°F
(12.1°C)
53.3°F
(11.8°C)
0.5°F
(0.3°C)
48th Coolest Coolest since: 2010 1963
21st Warmest Warmest since: 2008 2012
Jun 2010–May 2011
12-Month
55.7°F
(13.2°C)
54.9°F
(12.7°C)
0.8°F
(0.5°C)
56th Coolest Coolest since: 2010 1963, 1978
13th Warmest Warmest since: 2008 2012
Ties: 1949, 1953, 1976, 1998, 2018
Dec 2009–May 2011
18-Month
52.0°F
(11.1°C)
51.2°F
(10.7°C)
0.8°F
(0.4°C)
51st Coolest Coolest since: 2010 1979
15th Warmest Warmest since: 2008 2017
Ties: 1950, 2002
Jun 2009–May 2011
24-Month
55.4°F
(13.0°C)
54.9°F
(12.7°C)
0.5°F
(0.3°C)
51st Coolest Coolest since: 2010 1978
14th Warmest Warmest since: 2009 2017
Ties: 1950, 1975
Jun 2008–May 2011
36-Month
55.3°F
(12.9°C)
54.9°F
(12.7°C)
0.4°F
(0.2°C)
49th Coolest Coolest since: 2007 1979
12th Warmest Warmest since: 2010 2018
Ties: 2002, 2007
Jun 2007–May 2011
48-Month
55.5°F
(13.1°C)
54.8°F
(12.7°C)
0.7°F
(0.4°C)
51st Coolest Coolest since: 2010 1964, 1966, 1968, 1970, 1980
6th Warmest Warmest since: 2009 2019
Ties: 2002, 2008
Jun 2006–May 2011
60-Month
55.5°F
(13.1°C)
54.8°F
(12.7°C)
0.7°F
(0.4°C)
49th Coolest Coolest since: 2009 1967, 1970
5th Warmest Warmest since: 2010 2019
Ties: 2002

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published October 2019, retrieved on October 17, 2019 from https://www.ncdc.noaa.gov/cag/