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 2021. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, June 2021

View Period (Months):All1234567891011121824364860
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  • Top 1/10
  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
June 2021
1-Month
73.8°F
(23.2°C)
72.3°F
(22.4°C)
1.5°F
(0.8°C)
65th Coolest Coolest since: 2020 1972, 1979
10th Warmest Warmest since: 2011 2010
Ties: 1949
May–Jun 2021
2-Month
68.3°F
(20.2°C)
67.6°F
(19.8°C)
0.7°F
(0.4°C)
51st Coolest Coolest since: 2020 1967
24th Warmest Warmest since: 2019 2010
Apr–Jun 2021
3-Month
63.7°F
(17.6°C)
62.9°F
(17.2°C)
0.8°F
(0.4°C)
60th Coolest Coolest since: 2020 1967, 1972
15th Warmest Warmest since: 2019 2010
Mar–Jun 2021
4-Month
59.4°F
(15.2°C)
57.9°F
(14.4°C)
1.5°F
(0.8°C)
65th Coolest Coolest since: 2020 1950
8th Warmest Warmest since: 2019 2010
Feb–Jun 2021
5-Month
54.3°F
(12.4°C)
53.4°F
(11.9°C)
0.9°F
(0.5°C)
54th Coolest Coolest since: 2018 1978
19th Warmest Warmest since: 2020 2012
Ties: 1954, 2006, 2008
Jan–Jun 2021
6-Month
51.2°F
(10.7°C)
50.0°F
(10.0°C)
1.2°F
(0.7°C)
60th Coolest Coolest since: 2018 1978
13th Warmest Warmest since: 2020 2012
Ties: 2008
Dec 2020–Jun 2021
7-Month
49.2°F
(9.6°C)
48.1°F
(8.9°C)
1.1°F
(0.7°C)
55th Coolest Coolest since: 2018 1978
17th Warmest Warmest since: 2020 2012
Ties: 2008
Nov 2020–Jun 2021
8-Month
49.4°F
(9.7°C)
47.9°F
(8.8°C)
1.5°F
(0.9°C)
63rd Coolest Coolest since: 2020 1978
8th Warmest Warmest since: 2017 2012
Ties: 2000, 2010
Oct 2020–Jun 2021
9-Month
50.4°F
(10.2°C)
48.9°F
(9.4°C)
1.5°F
(0.8°C)
63rd Coolest Coolest since: 2019 1978
8th Warmest Warmest since: 2020 2012
Ties: 2008
Sep 2020–Jun 2021
10-Month
52.1°F
(11.2°C)
50.8°F
(10.4°C)
1.3°F
(0.8°C)
59th Coolest Coolest since: 2018 1978
12th Warmest Warmest since: 2020 2012
Aug 2020–Jun 2021
11-Month
54.3°F
(12.4°C)
53.0°F
(11.7°C)
1.3°F
(0.7°C)
60th Coolest Coolest since: 2018 1978
11th Warmest Warmest since: 2020 2012, 2017
Jul 2020–Jun 2021
12-Month
56.5°F
(13.6°C)
55.0°F
(12.8°C)
1.5°F
(0.8°C)
63rd Coolest Coolest since: 2019 1963
8th Warmest Warmest since: 2020 2012
Ties: 2019
Jan 2020–Jun 2021
18-Month
55.1°F
(12.8°C)
53.3°F
(11.8°C)
1.8°F
(1.0°C)
64th Coolest Coolest since: 2019 1979
5th Warmest Warmest since: 2020 2012, 2017
Ties: 1999
Jul 2019–Jun 2021
24-Month
56.8°F
(13.8°C)
55.0°F
(12.8°C)
1.8°F
(1.0°C)
65th Coolest Coolest since: 2020 1978
2nd Warmest Warmest since: 2020 2017
Ties: 2020
Jul 2018–Jun 2021
36-Month
56.7°F
(13.7°C)
55.0°F
(12.8°C)
1.7°F
(0.9°C)
61st Coolest Coolest since: 2020 1979
2nd Warmest Warmest since: 2018 2018
Jul 2017–Jun 2021
48-Month
56.4°F
(13.6°C)
55.0°F
(12.8°C)
1.4°F
(0.8°C)
56th Coolest Coolest since: 2018 1970
3rd Warmest Warmest since: 2020 2019, 2020
Jul 2016–Jun 2021
60-Month
56.7°F
(13.7°C)
55.0°F
(12.8°C)
1.7°F
(0.9°C)
54th Coolest Coolest since: 2019 1967, 1970
2nd Warmest Warmest since: 2020 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published October 2021, retrieved on October 15, 2021 from https://www.ncdc.noaa.gov/cag/