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, April 1991

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  • Record Warmest
Period Value 1981-2010
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
April 1991
1-Month
54.4°F
(12.4°C)
53.4°F
(11.9°C)
1.0°F
(0.5°C)
50th Coolest Coolest since: 1990 1975
25th Warmest Warmest since: 1985 2017
Ties: 2005
Mar–Apr 1991
2-Month
49.5°F
(9.7°C)
48.4°F
(9.1°C)
1.1°F
(0.6°C)
53rd Coolest Coolest since: 1990 1984
20th Warmest Warmest since: 1990 2012
Ties: 1990
Feb–Apr 1991
3-Month
46.1°F
(7.8°C)
44.0°F
(6.7°C)
2.1°F
(1.1°C)
64th Coolest Coolest since: 1989 1978
9th Warmest Warmest since: 1990 2012
Jan–Apr 1991
4-Month
43.1°F
(6.2°C)
41.2°F
(5.1°C)
1.9°F
(1.1°C)
63rd Coolest Coolest since: 1989 1978
10th Warmest Warmest since: 1990 1998, 2012
Dec 1990–Apr 1991
5-Month
42.6°F
(5.9°C)
40.4°F
(4.7°C)
2.2°F
(1.2°C)
65th Coolest Coolest since: 1990 1978
7th Warmest Warmest to Date 2012
Nov 1990–Apr 1991
6-Month
43.5°F
(6.4°C)
41.4°F
(5.2°C)
2.1°F
(1.2°C)
65th Coolest Coolest since: 1990 1978
6th Warmest Warmest since: 1949 2002
Ties: 1949, 2020
Oct 1990–Apr 1991
7-Month
45.8°F
(7.7°C)
43.5°F
(6.4°C)
2.3°F
(1.3°C)
65th Coolest Coolest since: 1990 1978
6th Warmest Warmest to Date 2002
Ties: 1998
Sep 1990–Apr 1991
8-Month
48.4°F
(9.1°C)
46.6°F
(8.1°C)
1.8°F
(1.0°C)
63rd Coolest Coolest since: 1990 1970, 1978
8th Warmest Warmest to Date 2012, 2016, 2017
Aug 1990–Apr 1991
9-Month
51.2°F
(10.7°C)
49.7°F
(9.8°C)
1.5°F
(0.9°C)
61st Coolest Coolest since: 1990 1970
10th Warmest Warmest since: 1976 2017
Ties: 2021
Jul 1990–Apr 1991
10-Month
53.8°F
(12.1°C)
52.5°F
(11.4°C)
1.3°F
(0.7°C)
61st Coolest Coolest since: 1990 1963, 1970
10th Warmest Warmest since: 1976 2017
Ties: 1976, 1999, 2019
Jun 1990–Apr 1991
11-Month
55.4°F
(13.0°C)
54.2°F
(12.3°C)
1.2°F
(0.7°C)
60th Coolest Coolest since: 1990 1963
11th Warmest Warmest since: 1976 2017
Ties: 1974, 1976, 1999
May 1990–Apr 1991
12-Month
55.9°F
(13.3°C)
54.9°F
(12.7°C)
1.0°F
(0.6°C)
58th Coolest Coolest since: 1990 1968
13th Warmest Warmest since: 1976 2012
Nov 1989–Apr 1991
18-Month
51.1°F
(10.6°C)
50.4°F
(10.2°C)
0.7°F
(0.4°C)
49th Coolest Coolest since: 1990 1978
18th Warmest Warmest since: 1976 2017
Ties: 1974, 2011, 2019
May 1989–Apr 1991
24-Month
55.4°F
(13.0°C)
54.9°F
(12.7°C)
0.5°F
(0.3°C)
49th Coolest Coolest since: 1990 1978
18th Warmest Warmest since: 1954 2017
Ties: 2002
May 1988–Apr 1991
36-Month
55.0°F
(12.8°C)
55.0°F
(12.8°C)
0.0°F
(0.0°C)
41st Coolest Coolest since: 1990 1979
22nd Warmest Warmest since: 1985 2018
Ties: 1974, 1985, 1993, 2003
May 1987–Apr 1991
48-Month
54.8°F
(12.7°C)
55.0°F
(12.8°C)
-0.2°F
(-0.1°C)
32nd Coolest Coolest since: 1990 1970
27th Warmest Warmest since: 1976 2019, 2020
Ties: 1957, 1975, 2004
May 1986–Apr 1991
60-Month
54.6°F
(12.6°C)
54.9°F
(12.7°C)
-0.3°F
(-0.1°C)
26th Coolest Coolest since: 1985 1965, 1970
30th Warmest Warmest since: 1977 2020
Ties: 1958, 1977

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published October 2021, retrieved on October 22, 2021 from https://www.ncdc.noaa.gov/cag/