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 2019. For more information, please see Climatological Rankings.


Wilmington, Delaware

Average Temperature Rankings, May 1979

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Period Value 1981-2010
Mean
Anomaly Rank
(1948-2019)
Warmest/Coolest
Since
Record
May 1979
1-Month
63.9°F
(17.7°C)
62.8°F
(17.1°C)
1.1°F
(0.6°C)
46th Coolest Coolest since: 1978 1967
27th Warmest Warmest since: 1977 1991
Apr–May 1979
2-Month
57.3°F
(14.1°C)
58.0°F
(14.4°C)
-0.7°F
(-0.3°C)
26th Coolest Coolest since: 1978 1967
47th Warmest Warmest since: 1977 2019
Ties: 1987, 1990
Mar–May 1979
3-Month
53.4°F
(11.9°C)
53.0°F
(11.7°C)
0.4°F
(0.2°C)
49th Coolest Coolest since: 1978 1967
22nd Warmest Warmest since: 1977 2012
Ties: 1983, 1990, 2009
Feb–May 1979
4-Month
45.7°F
(7.6°C)
48.6°F
(9.2°C)
-2.9°F
(-1.6°C)
6th Coolest Coolest since: 1978 1978
65th Warmest Warmest since: 1977 2012
Jan–May 1979
5-Month
42.9°F
(6.1°C)
45.3°F
(7.4°C)
-2.4°F
(-1.3°C)
11th Coolest Coolest since: 1978 1978
60th Warmest Warmest since: 1977 2012
Ties: 1948, 1968
Dec 1978–May 1979
6-Month
42.1°F
(5.6°C)
44.0°F
(6.7°C)
-1.9°F
(-1.1°C)
16th Coolest Coolest since: 1978 1978
54th Warmest Warmest since: 1977 2012
Ties: 1964, 1977, 1994
Nov 1978–May 1979
7-Month
42.8°F
(6.0°C)
44.3°F
(6.8°C)
-1.5°F
(-0.8°C)
19th Coolest Coolest since: 1978 1978
50th Warmest Warmest since: 1976 2012
Ties: 1994, 2001
Oct 1978–May 1979
8-Month
44.3°F
(6.8°C)
45.8°F
(7.7°C)
-1.5°F
(-0.9°C)
16th Coolest Coolest since: 1978 1978
53rd Warmest Warmest since: 1976 2012
Ties: 2014
Sep 1978–May 1979
9-Month
46.8°F
(8.2°C)
48.2°F
(9.0°C)
-1.4°F
(-0.8°C)
13th Coolest Coolest since: 1978 1978
56th Warmest Warmest since: 1976 2012
Ties: 1958, 1966, 1989, 2001, 2014
Aug 1978–May 1979
10-Month
49.9°F
(9.9°C)
50.9°F
(10.5°C)
-1.0°F
(-0.6°C)
22nd Coolest Coolest since: 1978 1978
47th Warmest Warmest since: 1976 2012
Ties: 1951, 1987, 2015
Jul 1978–May 1979
11-Month
52.1°F
(11.2°C)
53.3°F
(11.8°C)
-1.2°F
(-0.6°C)
16th Coolest Coolest since: 1978 1963
53rd Warmest Warmest since: 1976 2012
Ties: 1965
Jun 1978–May 1979
12-Month
53.7°F
(12.1°C)
54.8°F
(12.7°C)
-1.1°F
(-0.6°C)
15th Coolest Coolest since: 1978 1963, 1978
54th Warmest Warmest since: 1976 2012
Ties: 1951, 1996
Dec 1977–May 1979
18-Month
48.8°F
(9.3°C)
51.2°F
(10.7°C)
-2.4°F
(-1.4°C)
1st Coolest Coolest to Date 1979
65th Warmest Warmest since: 1978 2017
Jun 1977–May 1979
24-Month
53.0°F
(11.7°C)
54.8°F
(12.7°C)
-1.8°F
(-1.0°C)
2nd Coolest Coolest since: 1978 1978
63rd Warmest Warmest since: 1977 2017
Ties: 1964, 1968
Jun 1976–May 1979
36-Month
52.9°F
(11.6°C)
54.8°F
(12.7°C)
-1.9°F
(-1.1°C)
1st Coolest Coolest to Date 1979
60th Warmest Warmest since: 1978 2018
Jun 1975–May 1979
48-Month
53.6°F
(12.0°C)
54.8°F
(12.7°C)
-1.2°F
(-0.7°C)
9th Coolest Coolest since: 1971 1964, 1966, 1968, 1970, 1980
48th Warmest Warmest since: 1978 2019
Ties: 1965, 1981
Jun 1974–May 1979
60-Month
53.8°F
(12.1°C)
54.7°F
(12.6°C)
-0.9°F
(-0.5°C)
12th Coolest Coolest since: 1972 1967, 1970
42nd Warmest Warmest since: 1978 2019
Ties: 1972, 1980

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: City Time Series, published October 2019, retrieved on October 16, 2019 from https://www.ncdc.noaa.gov/cag/