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 July 2022. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, May 1978

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2022)
Warmest/Coolest
Since
Record
May 1978
1-Month
60.7°F
(15.9°C)
62.9°F
(17.2°C)
-2.2°F
(-1.3°C)
17th Coolest Coolest since: 1976 1967
59th Warmest Warmest since: 1977 2004
Ties: 1963, 1996
Apr–May 1978
2-Month
55.8°F
(13.2°C)
58.2°F
(14.6°C)
-2.4°F
(-1.4°C)
10th Coolest Coolest since: 1972 1967
66th Warmest Warmest since: 1977 2019
Mar–May 1978
3-Month
49.9°F
(9.9°C)
53.2°F
(11.8°C)
-3.3°F
(-1.9°C)
5th Coolest Coolest since: 1967 1950
69th Warmest Warmest since: 1977 2012
Feb–May 1978
4-Month
43.2°F
(6.2°C)
48.7°F
(9.3°C)
-5.5°F
(-3.1°C)
1st Coolest Coolest to Date 1978
73rd Warmest Warmest since: 1977 2012
Jan–May 1978
5-Month
40.1°F
(4.5°C)
45.5°F
(7.5°C)
-5.4°F
(-3.0°C)
1st Coolest Coolest to Date 1978
73rd Warmest Warmest since: 1977 2012
Dec 1977–May 1978
6-Month
39.0°F
(3.9°C)
44.0°F
(6.7°C)
-5.0°F
(-2.8°C)
1st Coolest Coolest to Date 1978
72nd Warmest Warmest since: 1977 2012
Nov 1977–May 1978
7-Month
40.2°F
(4.6°C)
44.4°F
(6.9°C)
-4.2°F
(-2.3°C)
1st Coolest Coolest to Date 1978
71st Warmest Warmest since: 1977 2012
Oct 1977–May 1978
8-Month
41.9°F
(5.5°C)
45.9°F
(7.7°C)
-4.0°F
(-2.2°C)
1st Coolest Coolest to Date 1978
71st Warmest Warmest since: 1977 2012
Sep 1977–May 1978
9-Month
45.0°F
(7.2°C)
48.3°F
(9.1°C)
-3.3°F
(-1.9°C)
1st Coolest Coolest to Date 1978
71st Warmest Warmest since: 1977 2012
Aug 1977–May 1978
10-Month
48.1°F
(8.9°C)
51.1°F
(10.6°C)
-3.0°F
(-1.7°C)
1st Coolest Coolest to Date 1978
71st Warmest Warmest since: 1977 2012
Jul 1977–May 1978
11-Month
50.7°F
(10.4°C)
53.4°F
(11.9°C)
-2.7°F
(-1.5°C)
2nd Coolest Coolest since: 1963 1963
70th Warmest Warmest since: 1977 2012
Jun 1977–May 1978
12-Month
52.3°F
(11.3°C)
55.0°F
(12.8°C)
-2.7°F
(-1.5°C)
2nd Coolest Coolest since: 1963 1963
70th Warmest Warmest since: 1977 2012
Dec 1976–May 1978
18-Month
48.9°F
(9.4°C)
51.3°F
(10.7°C)
-2.4°F
(-1.3°C)
2nd Coolest Coolest to Date 1979
67th Warmest Warmest since: 1977 2017
Jun 1976–May 1978
24-Month
52.6°F
(11.4°C)
54.9°F
(12.7°C)
-2.3°F
(-1.3°C)
1st Coolest Coolest to Date 1978
67th Warmest Warmest since: 1977 2017
Jun 1975–May 1978
36-Month
53.7°F
(12.1°C)
55.0°F
(12.8°C)
-1.3°F
(-0.7°C)
11th Coolest Coolest since: 1970 1979
53rd Warmest Warmest since: 1977 2022
Jun 1974–May 1978
48-Month
53.9°F
(12.2°C)
54.9°F
(12.7°C)
-1.0°F
(-0.5°C)
15th Coolest Coolest since: 1971 1966
45th Warmest Warmest since: 1977 2019, 2020, 2022
Jun 1973–May 1978
60-Month
54.3°F
(12.4°C)
54.9°F
(12.7°C)
-0.6°F
(-0.3°C)
22nd Coolest Coolest since: 1973 1967, 1970
35th Warmest Warmest since: 1977 2020
Ties: 1985

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published August 2022, retrieved on August 18, 2022 from https://www.ncei.noaa.gov/cag/