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 2021. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, May 2021

View Period (Months):All1234567891011121824364860
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  • Record Coolest
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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
May 2021
1-Month
62.7°F
(17.1°C)
62.7°F
(17.1°C)
0.0°F
(0.0°C)
39th Coolest Coolest since: 2020 1967
36th Warmest Warmest since: 2019 1991, 2004
Apr–May 2021
2-Month
58.6°F
(14.8°C)
57.9°F
(14.4°C)
0.7°F
(0.4°C)
51st Coolest Coolest since: 2020 1967
24th Warmest Warmest since: 2019 2019
Ties: 1981, 1994
Mar–May 2021
3-Month
54.7°F
(12.6°C)
53.0°F
(11.7°C)
1.7°F
(0.9°C)
63rd Coolest Coolest since: 2020 1950
10th Warmest Warmest since: 2019 2012
Ties: 2000
Feb–May 2021
4-Month
49.5°F
(9.7°C)
48.6°F
(9.2°C)
0.9°F
(0.5°C)
54th Coolest Coolest since: 2018 1978
19th Warmest Warmest since: 2020 2012
Ties: 2018
Jan–May 2021
5-Month
46.6°F
(8.1°C)
45.3°F
(7.4°C)
1.3°F
(0.7°C)
60th Coolest Coolest since: 2018 1978
13th Warmest Warmest since: 2020 2012
Ties: 2000, 2010
Dec 2020–May 2021
6-Month
45.1°F
(7.3°C)
43.9°F
(6.6°C)
1.2°F
(0.7°C)
56th Coolest Coolest since: 2018 1978
16th Warmest Warmest since: 2020 2012
Nov 2020–May 2021
7-Month
45.9°F
(7.7°C)
44.2°F
(6.8°C)
1.7°F
(0.9°C)
63rd Coolest Coolest since: 2020 1978
8th Warmest Warmest since: 2020 2012
Ties: 2006, 2020
Oct 2020–May 2021
8-Month
47.4°F
(8.6°C)
45.7°F
(7.6°C)
1.7°F
(1.0°C)
62nd Coolest Coolest since: 2019 1978
9th Warmest Warmest since: 2020 2012
Ties: 2006
Sep 2020–May 2021
9-Month
49.7°F
(9.8°C)
48.2°F
(9.0°C)
1.5°F
(0.8°C)
59th Coolest Coolest since: 2018 1978
12th Warmest Warmest since: 2020 2012
Aug 2020–May 2021
10-Month
52.4°F
(11.3°C)
50.9°F
(10.5°C)
1.5°F
(0.8°C)
61st Coolest Coolest since: 2018 1963
10th Warmest Warmest since: 2020 2012
Ties: 1998, 1999
Jul 2020–May 2021
11-Month
54.9°F
(12.7°C)
53.2°F
(11.8°C)
1.7°F
(0.9°C)
63rd Coolest Coolest since: 2019 1963
8th Warmest Warmest since: 2020 2012
Ties: 2019
Jun 2020–May 2021
12-Month
56.4°F
(13.6°C)
54.8°F
(12.7°C)
1.6°F
(0.9°C)
64th Coolest Coolest since: 2019 1963
7th Warmest Warmest since: 2020 2012
Ties: 2019
Dec 2019–May 2021
18-Month
53.1°F
(11.7°C)
51.1°F
(10.6°C)
2.0°F
(1.1°C)
65th Coolest Coolest since: 2019 1979
3rd Warmest Warmest since: 2020 2017
Ties: 1999, 2012
Jun 2019–May 2021
24-Month
56.7°F
(13.7°C)
54.7°F
(12.6°C)
2.0°F
(1.1°C)
64th Coolest Coolest since: 2020 1978
3rd Warmest Warmest since: 2020 2017
Ties: 2020
Jun 2018–May 2021
36-Month
56.6°F
(13.7°C)
54.8°F
(12.7°C)
1.8°F
(1.0°C)
61st Coolest Coolest since: 2020 1979
2nd Warmest Warmest since: 2018 2018
Jun 2017–May 2021
48-Month
56.4°F
(13.6°C)
54.8°F
(12.7°C)
1.6°F
(0.9°C)
56th Coolest Coolest since: 2018 1966
3rd Warmest Warmest since: 2020 2019, 2020
Jun 2016–May 2021
60-Month
56.6°F
(13.7°C)
54.7°F
(12.6°C)
1.9°F
(1.1°C)
54th Coolest Coolest since: 2019 1967
2nd Warmest Warmest since: 2020 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published September 2021, retrieved on September 23, 2021 from https://www.ncdc.noaa.gov/cag/