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 2019. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, April 1977

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Period Value 1981-2010
Mean
Amomaly Rank
(1948-2019)
Warmest/Coolest
Since
Record
April 1977
1-Month
54.7°F
(12.6°C)
53.2°F
(11.8°C)
1.5°F
(0.8°C)
55th Coolest Coolest since: 1975 1975
18th Warmest Warmest since: 1976 2017
Ties: 1957, 2009
Mar–Apr 1977
2-Month
51.2°F
(10.7°C)
48.2°F
(9.0°C)
3.0°F
(1.7°C)
67th Coolest Coolest since: 1976 1984
4th Warmest Warmest to Date 2012
Feb–Apr 1977
3-Month
45.3°F
(7.4°C)
43.8°F
(6.6°C)
1.5°F
(0.8°C)
58th Coolest Coolest since: 1975 1978
13th Warmest Warmest since: 1976 2012
Ties: 2006, 2019
Jan–Apr 1977
4-Month
39.3°F
(4.1°C)
40.9°F
(4.9°C)
-1.6°F
(-0.8°C)
23rd Coolest Coolest since: 1971 1978
48th Warmest Warmest since: 1976 2012
Ties: 1962
Dec 1976–Apr 1977
5-Month
37.5°F
(3.1°C)
40.2°F
(4.6°C)
-2.7°F
(-1.5°C)
7th Coolest Coolest since: 1970 1978
63rd Warmest Warmest since: 1976 2012
Ties: 1964, 1979, 1996, 2003, 2014, 2015
Nov 1976–Apr 1977
6-Month
37.8°F
(3.2°C)
41.1°F
(5.1°C)
-3.3°F
(-1.9°C)
3rd Coolest Coolest since: 1970 1978
66th Warmest Warmest since: 1976 2012
Oct 1976–Apr 1977
7-Month
39.9°F
(4.4°C)
43.3°F
(6.3°C)
-3.4°F
(-1.9°C)
3rd Coolest Coolest since: 1970 1978
66th Warmest Warmest since: 1976 2002, 2012
Sep 1976–Apr 1977
8-Month
43.2°F
(6.2°C)
46.4°F
(8.0°C)
-3.2°F
(-1.8°C)
2nd Coolest Coolest since: 1970 1978
67th Warmest Warmest since: 1976 2012
Ties: 1970
Aug 1976–Apr 1977
9-Month
46.6°F
(8.1°C)
49.6°F
(9.8°C)
-3.0°F
(-1.7°C)
2nd Coolest Coolest to Date 1978
67th Warmest Warmest since: 1976 2017
Jul 1976–Apr 1977
10-Month
49.3°F
(9.6°C)
52.2°F
(11.2°C)
-2.9°F
(-1.6°C)
1st Coolest Coolest to Date 1977
68th Warmest Warmest since: 1976 2017
Jun 1976–Apr 1977
11-Month
51.6°F
(10.9°C)
54.1°F
(12.3°C)
-2.5°F
(-1.4°C)
3rd Coolest Coolest since: 1963 1978
66th Warmest Warmest since: 1976 2012
May 1976–Apr 1977
12-Month
52.4°F
(11.3°C)
54.7°F
(12.6°C)
-2.3°F
(-1.3°C)
2nd Coolest Coolest since: 1968 1968
67th Warmest Warmest since: 1976 2012
Ties: 1978
Nov 1975–Apr 1977
18-Month
49.2°F
(9.6°C)
50.2°F
(10.1°C)
-1.0°F
(-0.5°C)
22nd Coolest Coolest since: 1971 1978
43rd Warmest Warmest since: 1976 2017
Ties: 1988
May 1975–Apr 1977
24-Month
54.2°F
(12.3°C)
54.8°F
(12.7°C)
-0.6°F
(-0.4°C)
24th Coolest Coolest since: 1971 1978
41st Warmest Warmest since: 1976 2017
Ties: 1958, 1993
May 1974–Apr 1977
36-Month
54.2°F
(12.3°C)
54.8°F
(12.7°C)
-0.6°F
(-0.4°C)
22nd Coolest Coolest since: 1972 1979
39th Warmest Warmest since: 1976 2018
Ties: 1958, 1990, 1994
May 1973–Apr 1977
48-Month
54.6°F
(12.6°C)
54.8°F
(12.7°C)
-0.2°F
(-0.1°C)
33rd Coolest Coolest since: 1973 1980
24th Warmest Warmest since: 1976 2019
Ties: 1991, 1994, 1998, 2004
May 1972–Apr 1977
60-Month
54.5°F
(12.5°C)
54.7°F
(12.6°C)
-0.2°F
(-0.1°C)
29th Coolest Coolest since: 1974 1965, 1970, 1981, 1982
25th Warmest Warmest since: 1976 2012, 2019
Ties: 1974, 1991, 1998

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published August 2019, retrieved on August 23, 2019 from https://www.ncdc.noaa.gov/cag/