Climate at a Glance

Statewide 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 2020. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, April 1978

View Period (Months):All1234567891011121824364860
Download: xml csv json
  • Record Coolest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
April 1978
1-Month
51.9°F
(11.1°C)
52.0°F
(11.1°C)
-0.1°F
(0.0°C)
59th Coolest Coolest since: 1975 1907
68th Warmest Warmest since: 1977 2017
Ties: 1909, 1917
Mar–Apr 1978
2-Month
45.7°F
(7.6°C)
47.4°F
(8.6°C)
-1.7°F
(-1.0°C)
29th Coolest Coolest since: 1975 1940
98th Warmest Warmest since: 1977 1921
Ties: 1896, 1930
Feb–Apr 1978
3-Month
38.5°F
(3.6°C)
43.0°F
(6.1°C)
-4.5°F
(-2.5°C)
4th Coolest Coolest since: 1934 1934
123rd Warmest Warmest since: 1977 2012
Jan–Apr 1978
4-Month
36.3°F
(2.4°C)
40.6°F
(4.8°C)
-4.3°F
(-2.4°C)
3rd Coolest Coolest since: 1940 1940
124th Warmest Warmest since: 1977 2012
Dec 1977–Apr 1978
5-Month
36.2°F
(2.3°C)
39.8°F
(4.3°C)
-3.6°F
(-2.0°C)
5th Coolest Coolest since: 1940 1904
121st Warmest Warmest since: 1977 2012
Nov 1977–Apr 1978
6-Month
38.2°F
(3.4°C)
40.7°F
(4.8°C)
-2.5°F
(-1.4°C)
10th Coolest Coolest since: 1970 1904
116th Warmest Warmest since: 1977 2012
Ties: 1912
Oct 1977–Apr 1978
7-Month
40.6°F
(4.8°C)
43.0°F
(6.1°C)
-2.4°F
(-1.3°C)
9th Coolest Coolest since: 1970 1904
117th Warmest Warmest since: 1977 2012
Sep 1977–Apr 1978
8-Month
44.2°F
(6.8°C)
46.0°F
(7.8°C)
-1.8°F
(-1.0°C)
11th Coolest Coolest since: 1977 1918
115th Warmest Warmest since: 1976 2012
Ties: 1912, 1982
Aug 1977–Apr 1978
9-Month
47.8°F
(8.8°C)
49.1°F
(9.5°C)
-1.3°F
(-0.7°C)
18th Coolest Coolest since: 1977 1918
108th Warmest Warmest since: 1976 2017
Jul 1977–Apr 1978
10-Month
50.7°F
(10.4°C)
51.8°F
(11.0°C)
-1.1°F
(-0.6°C)
20th Coolest Coolest since: 1977 1918
106th Warmest Warmest since: 1976 2012, 2017
Ties: 1910
Jun 1977–Apr 1978
11-Month
52.3°F
(11.3°C)
53.5°F
(11.9°C)
-1.2°F
(-0.6°C)
15th Coolest Coolest since: 1977 1904
111th Warmest Warmest since: 1976 2012
Ties: 1908, 1912, 1917, 1941
May 1977–Apr 1978
12-Month
53.3°F
(11.8°C)
54.2°F
(12.3°C)
-0.9°F
(-0.5°C)
20th Coolest Coolest since: 1977 1918
106th Warmest Warmest since: 1976 2012
Ties: 1910, 1917, 1927, 1964
Nov 1976–Apr 1978
18-Month
48.5°F
(9.2°C)
49.7°F
(9.8°C)
-1.2°F
(-0.6°C)
11th Coolest Coolest since: 1970 1905
114th Warmest Warmest since: 1977 2017
Ties: 1917, 1927, 1936, 1970, 1979
May 1976–Apr 1978
24-Month
53.0°F
(11.7°C)
54.2°F
(12.3°C)
-1.2°F
(-0.6°C)
8th Coolest Coolest since: 1964 1905
117th Warmest Warmest since: 1977 2017
Ties: 1912, 1964
May 1975–Apr 1978
36-Month
54.0°F
(12.2°C)
54.2°F
(12.3°C)
-0.2°F
(-0.1°C)
42nd Coolest Coolest since: 1971 1906
82nd Warmest Warmest since: 1977 2018
Ties: 1898, 1901, 1938, 1961, 1984
May 1974–Apr 1978
48-Month
54.0°F
(12.2°C)
54.2°F
(12.3°C)
-0.2°F
(-0.1°C)
43rd Coolest Coolest since: 1972 1905
80th Warmest Warmest since: 1977 2019, 2020
Ties: 1901, 1903, 1916, 1925, 1931, 1961, 1962, 1972
May 1973–Apr 1978
60-Month
54.4°F
(12.4°C)
54.2°F
(12.3°C)
0.2°F
(0.1°C)
66th Coolest Coolest since: 1973 1908
56th Warmest Warmest since: 1977 2020
Ties: 1923, 1945, 1985

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2020, retrieved on October 24, 2020 from https://www.ncdc.noaa.gov/cag/