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 2018

View Period (Months):All1234567891011121824364860
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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
May 2018
1-Month
67.5°F
(19.7°C)
63.1°F
(17.3°C)
4.4°F
(2.4°C)
71st Coolest Coolest since: 2017 1967
4th Warmest Warmest since: 2015 1991
Apr–May 2018
2-Month
58.9°F
(14.9°C)
58.3°F
(14.6°C)
0.6°F
(0.3°C)
48th Coolest Coolest since: 2016 1967
27th Warmest Warmest since: 2017 2019
Mar–May 2018
3-Month
52.4°F
(11.3°C)
53.3°F
(11.8°C)
-0.9°F
(-0.5°C)
22nd Coolest Coolest since: 2014 1984
51st Warmest Warmest since: 2017 2012
Ties: 1993
Feb–May 2018
4-Month
49.5°F
(9.7°C)
48.9°F
(9.4°C)
0.6°F
(0.3°C)
49th Coolest Coolest since: 2015 1978
24th Warmest Warmest since: 2017 2012
Ties: 2021
Jan–May 2018
5-Month
45.9°F
(7.7°C)
45.7°F
(7.6°C)
0.2°F
(0.1°C)
45th Coolest Coolest since: 2015 1978
28th Warmest Warmest since: 2017 2012
Ties: 2004
Dec 2017–May 2018
6-Month
44.1°F
(6.7°C)
44.3°F
(6.8°C)
-0.2°F
(-0.1°C)
39th Coolest Coolest since: 2015 1978
33rd Warmest Warmest since: 2017 2012
Ties: 1950, 1960, 1972, 1993
Nov 2017–May 2018
7-Month
44.4°F
(6.9°C)
44.6°F
(7.0°C)
-0.2°F
(-0.1°C)
39th Coolest Coolest since: 2015 1978
32nd Warmest Warmest since: 2017 2012
Ties: 1972
Oct 2017–May 2018
8-Month
46.6°F
(8.1°C)
46.0°F
(7.8°C)
0.6°F
(0.3°C)
45th Coolest Coolest since: 2015 1978
26th Warmest Warmest since: 2017 2012
Ties: 1955
Sep 2017–May 2018
9-Month
49.2°F
(9.6°C)
48.5°F
(9.2°C)
0.7°F
(0.4°C)
49th Coolest Coolest since: 2015 1978
22nd Warmest Warmest since: 2017 2012
Ties: 1995
Aug 2017–May 2018
10-Month
51.7°F
(10.9°C)
51.3°F
(10.7°C)
0.4°F
(0.2°C)
49th Coolest Coolest since: 2015 1978
22nd Warmest Warmest since: 2017 2012
Ties: 2004, 2007, 2010
Jul 2017–May 2018
11-Month
54.1°F
(12.3°C)
53.6°F
(12.0°C)
0.5°F
(0.3°C)
48th Coolest Coolest since: 2015 1978
23rd Warmest Warmest since: 2017 2012
Jun 2017–May 2018
12-Month
55.7°F
(13.2°C)
55.2°F
(12.9°C)
0.5°F
(0.3°C)
49th Coolest Coolest since: 2015 1978
22nd Warmest Warmest since: 2017 2012
Ties: 1972, 2007, 2011
Dec 2016–May 2018
18-Month
52.7°F
(11.5°C)
51.4°F
(10.8°C)
1.3°F
(0.7°C)
58th Coolest Coolest since: 2016 1979
10th Warmest Warmest since: 2017 2017
Ties: 1953
Jun 2016–May 2018
24-Month
56.6°F
(13.7°C)
55.1°F
(12.8°C)
1.5°F
(0.9°C)
62nd Coolest Coolest since: 2016 1978
5th Warmest Warmest since: 2017 2017
Jun 2015–May 2018
36-Month
56.8°F
(13.8°C)
55.1°F
(12.8°C)
1.7°F
(1.0°C)
62nd Coolest Coolest since: 2017 1979
1st Warmest Warmest to Date 2018
Jun 2014–May 2018
48-Month
56.1°F
(13.4°C)
55.1°F
(12.8°C)
1.0°F
(0.6°C)
55th Coolest Coolest since: 2017 1980
4th Warmest Warmest to Date 2019, 2020
Jun 2013–May 2018
60-Month
55.7°F
(13.2°C)
55.1°F
(12.8°C)
0.6°F
(0.4°C)
49th Coolest Coolest since: 2011 1981
7th Warmest Warmest since: 2012 2020
Ties: 2008

Citing This Page

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