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


Wilmington, Delaware

Average Temperature Rankings, July 2009

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  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
July 2009
1-Month
73.5°F
(23.1°C)
76.8°F
(24.9°C)
-3.3°F
(-1.8°C)
4th Coolest Coolest since: 2001 1962
71st Warmest Warmest since: 2008 1955
Ties: 1978
Jun–Jul 2009
2-Month
72.0°F
(22.2°C)
74.4°F
(23.6°C)
-2.4°F
(-1.4°C)
3rd Coolest Coolest since: 1979 1979
72nd Warmest Warmest since: 2008 2010
May–Jul 2009
3-Month
69.1°F
(20.6°C)
70.5°F
(21.4°C)
-1.4°F
(-0.8°C)
15th Coolest Coolest since: 2003 1967
60th Warmest Warmest since: 2008 2010
Apr–Jul 2009
4-Month
65.5°F
(18.6°C)
66.2°F
(19.0°C)
-0.7°F
(-0.4°C)
26th Coolest Coolest since: 2003 1967
49th Warmest Warmest since: 2008 2010
Ties: 1964, 1988, 1990, 2000
Mar–Jul 2009
5-Month
60.8°F
(16.0°C)
61.5°F
(16.4°C)
-0.7°F
(-0.4°C)
26th Coolest Coolest since: 2005 1950, 1967
47th Warmest Warmest since: 2008 2010
Ties: 1968, 2014
Feb–Jul 2009
6-Month
56.8°F
(13.8°C)
57.1°F
(13.9°C)
-0.3°F
(-0.1°C)
39th Coolest Coolest since: 2007 1978
34th Warmest Warmest since: 2008 2012
Ties: 1974
Jan–Jul 2009
7-Month
52.7°F
(11.5°C)
53.5°F
(11.9°C)
-0.8°F
(-0.4°C)
29th Coolest Coolest since: 2005 1978
44th Warmest Warmest since: 2008 2012
Ties: 1981, 1994, 2005
Dec 2008–Jul 2009
8-Month
51.0°F
(10.6°C)
51.5°F
(10.8°C)
-0.5°F
(-0.2°C)
37th Coolest Coolest since: 2005 1978
35th Warmest Warmest since: 2008 2012
Ties: 1987
Nov 2008–Jul 2009
9-Month
50.3°F
(10.2°C)
50.9°F
(10.5°C)
-0.6°F
(-0.3°C)
35th Coolest Coolest since: 2003 1978
36th Warmest Warmest since: 2008 2012
Ties: 1992
Oct 2008–Jul 2009
10-Month
50.9°F
(10.5°C)
51.4°F
(10.8°C)
-0.5°F
(-0.3°C)
35th Coolest Coolest since: 2005 1978
36th Warmest Warmest since: 2008 2012
Ties: 1972, 1975, 1980
Sep 2008–Jul 2009
11-Month
52.6°F
(11.4°C)
52.9°F
(11.6°C)
-0.3°F
(-0.2°C)
41st Coolest Coolest since: 2005 1978
30th Warmest Warmest since: 2008 2012
Ties: 1960, 1972, 1973
Aug 2008–Jul 2009
12-Month
54.3°F
(12.4°C)
54.7°F
(12.6°C)
-0.4°F
(-0.2°C)
39th Coolest Coolest since: 2005 1978
32nd Warmest Warmest since: 2008 2012
Ties: 1972, 1975, 1980, 1992, 1994
Feb 2008–Jul 2009
18-Month
55.6°F
(13.1°C)
55.5°F
(13.1°C)
0.1°F
(0.0°C)
44th Coolest Coolest since: 2005 1968, 1979
25th Warmest Warmest since: 2008 2012
Ties: 1950
Aug 2007–Jul 2009
24-Month
55.4°F
(13.0°C)
54.7°F
(12.6°C)
0.7°F
(0.4°C)
54th Coolest Coolest since: 2006 1978
13th Warmest Warmest since: 2008 2017
Ties: 1991, 2006
Aug 2006–Jul 2009
36-Month
55.4°F
(13.0°C)
54.7°F
(12.6°C)
0.7°F
(0.4°C)
53rd Coolest Coolest since: 2007 1979
10th Warmest Warmest since: 2008 2018
Ties: 1999, 2007
Aug 2005–Jul 2009
48-Month
55.7°F
(13.2°C)
54.7°F
(12.6°C)
1.0°F
(0.6°C)
53rd Coolest Coolest since: 2008 1980
6th Warmest Warmest since: 2008 2019
Ties: 2008
Aug 2004–Jul 2009
60-Month
55.4°F
(13.0°C)
54.6°F
(12.6°C)
0.8°F
(0.4°C)
46th Coolest Coolest since: 2007 1967
10th Warmest Warmest since: 2008 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published November 2021, retrieved on December 6, 2021 from https://www.ncdc.noaa.gov/cag/