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 December 2019. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, July 1978

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1948-2019)
Warmest/Coolest
Since
Record
July 1978
1-Month
73.8°F
(23.2°C)
76.9°F
(24.9°C)
-3.1°F
(-1.7°C)
5th Coolest Coolest since: 1962 1962
68th Warmest Warmest since: 1977 1955
Jun–Jul 1978
2-Month
72.4°F
(22.4°C)
74.6°F
(23.7°C)
-2.2°F
(-1.3°C)
4th Coolest Coolest since: 1972 1979
69th Warmest Warmest since: 1977 2010
Ties: 1962
May–Jul 1978
3-Month
68.5°F
(20.3°C)
70.7°F
(21.5°C)
-2.2°F
(-1.2°C)
5th Coolest Coolest since: 1967 1967
68th Warmest Warmest since: 1977 2010
Apr–Jul 1978
4-Month
64.1°F
(17.8°C)
66.4°F
(19.1°C)
-2.3°F
(-1.3°C)
6th Coolest Coolest since: 1972 1967
67th Warmest Warmest since: 1977 2010
Mar–Jul 1978
5-Month
58.9°F
(14.9°C)
61.7°F
(16.5°C)
-2.8°F
(-1.6°C)
3rd Coolest Coolest since: 1967 1950
68th Warmest Warmest since: 1977 2010
Feb–Jul 1978
6-Month
52.9°F
(11.6°C)
57.3°F
(14.1°C)
-4.4°F
(-2.5°C)
1st Coolest Coolest to Date 1978
70th Warmest Warmest since: 1977 2012
Jan–Jul 1978
7-Month
49.3°F
(9.6°C)
53.8°F
(12.1°C)
-4.5°F
(-2.5°C)
1st Coolest Coolest to Date 1978
70th Warmest Warmest since: 1977 2012
Dec 1977–Jul 1978
8-Month
47.4°F
(8.6°C)
51.7°F
(10.9°C)
-4.3°F
(-2.3°C)
1st Coolest Coolest to Date 1978
69th Warmest Warmest since: 1977 2012
Nov 1977–Jul 1978
9-Month
47.3°F
(8.5°C)
51.0°F
(10.6°C)
-3.7°F
(-2.1°C)
1st Coolest Coolest to Date 1978
68th Warmest Warmest since: 1977 2012
Oct 1977–Jul 1978
10-Month
48.0°F
(8.9°C)
51.6°F
(10.9°C)
-3.6°F
(-2.0°C)
1st Coolest Coolest to Date 1978
68th Warmest Warmest since: 1977 2012
Sep 1977–Jul 1978
11-Month
50.0°F
(10.0°C)
53.1°F
(11.7°C)
-3.1°F
(-1.7°C)
1st Coolest Coolest to Date 1978
68th Warmest Warmest since: 1977 2012
Aug 1977–Jul 1978
12-Month
52.1°F
(11.2°C)
54.9°F
(12.7°C)
-2.8°F
(-1.5°C)
1st Coolest Coolest to Date 1978
68th Warmest Warmest since: 1977 2012
Feb 1977–Jul 1978
18-Month
54.0°F
(12.2°C)
55.7°F
(13.2°C)
-1.7°F
(-1.0°C)
6th Coolest Coolest since: 1970 1968
61st Warmest Warmest since: 1977 2012
Ties: 1967
Aug 1976–Jul 1978
24-Month
52.3°F
(11.3°C)
54.9°F
(12.7°C)
-2.6°F
(-1.4°C)
1st Coolest Coolest to Date 1978
64th Warmest Warmest since: 1977 2017
Aug 1975–Jul 1978
36-Month
53.5°F
(11.9°C)
54.9°F
(12.7°C)
-1.4°F
(-0.8°C)
9th Coolest Coolest since: 1970 1979
52nd Warmest Warmest since: 1977 2018
Ties: 1964
Aug 1974–Jul 1978
48-Month
53.7°F
(12.1°C)
54.8°F
(12.7°C)
-1.1°F
(-0.6°C)
12th Coolest Coolest since: 1971 1980
45th Warmest Warmest since: 1977 2019
Ties: 1963
Aug 1973–Jul 1978
60-Month
54.1°F
(12.3°C)
54.8°F
(12.7°C)
-0.7°F
(-0.4°C)
16th Coolest Coolest since: 1972 1967, 1968, 1970
38th Warmest Warmest since: 1977 2019
Ties: 1961, 1983, 1984

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published January 2020, retrieved on January 23, 2020 from https://www.ncdc.noaa.gov/cag/