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 May 2021. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, April 1940

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
April 1940
1-Month
46.9°F
(8.3°C)
52.0°F
(11.1°C)
-5.1°F
(-2.8°C)
2nd Coolest Coolest since: 1907 1907
126th Warmest Warmest since: 1939 2017
Mar–Apr 1940
2-Month
42.2°F
(5.7°C)
47.3°F
(8.5°C)
-5.1°F
(-2.8°C)
1st Coolest Coolest to Date 1940
127th Warmest Warmest since: 1939 1921
Feb–Apr 1940
3-Month
39.2°F
(4.0°C)
43.0°F
(6.1°C)
-3.8°F
(-2.1°C)
7th Coolest Coolest since: 1934 1934
121st Warmest Warmest since: 1939 2012
Jan–Apr 1940
4-Month
34.8°F
(1.6°C)
40.6°F
(4.8°C)
-5.8°F
(-3.2°C)
1st Coolest Coolest to Date 1940
127th Warmest Warmest since: 1939 2012
Dec 1939–Apr 1940
5-Month
35.3°F
(1.8°C)
39.8°F
(4.3°C)
-4.5°F
(-2.5°C)
2nd Coolest Coolest since: 1904 1904
125th Warmest Warmest since: 1939 2012
Nov 1939–Apr 1940
6-Month
36.4°F
(2.4°C)
40.7°F
(4.8°C)
-4.3°F
(-2.4°C)
2nd Coolest Coolest since: 1904 1904
125th Warmest Warmest since: 1939 2012
Oct 1939–Apr 1940
7-Month
39.3°F
(4.1°C)
43.0°F
(6.1°C)
-3.7°F
(-2.0°C)
4th Coolest Coolest since: 1918 1904
123rd Warmest Warmest since: 1939 2012
Sep 1939–Apr 1940
8-Month
42.9°F
(6.1°C)
46.0°F
(7.8°C)
-3.1°F
(-1.7°C)
4th Coolest Coolest since: 1918 1918
123rd Warmest Warmest since: 1939 2012
Aug 1939–Apr 1940
9-Month
46.6°F
(8.1°C)
49.1°F
(9.5°C)
-2.5°F
(-1.4°C)
4th Coolest Coolest since: 1918 1918
123rd Warmest Warmest since: 1939 2017
Jul 1939–Apr 1940
10-Month
49.4°F
(9.7°C)
51.8°F
(11.0°C)
-2.4°F
(-1.3°C)
4th Coolest Coolest since: 1918 1918
123rd Warmest Warmest since: 1939 2012, 2017
Jun 1939–Apr 1940
11-Month
51.5°F
(10.8°C)
53.5°F
(11.9°C)
-2.0°F
(-1.1°C)
4th Coolest Coolest since: 1918 1904
123rd Warmest Warmest since: 1939 2012
May 1939–Apr 1940
12-Month
52.5°F
(11.4°C)
54.2°F
(12.3°C)
-1.7°F
(-0.9°C)
5th Coolest Coolest since: 1936 1918
122nd Warmest Warmest since: 1939 2012
Ties: 1911, 1936
Nov 1938–Apr 1940
18-Month
49.1°F
(9.5°C)
49.7°F
(9.8°C)
-0.6°F
(-0.3°C)
31st Coolest Coolest since: 1936 1905
95th Warmest Warmest since: 1939 2017
Ties: 1903
May 1938–Apr 1940
24-Month
53.6°F
(12.0°C)
54.1°F
(12.3°C)
-0.5°F
(-0.3°C)
24th Coolest Coolest since: 1936 1905
102nd Warmest Warmest since: 1939 2017
Ties: 1900, 1962, 1966, 1971
May 1937–Apr 1940
36-Month
53.9°F
(12.2°C)
54.1°F
(12.3°C)
-0.2°F
(-0.1°C)
38th Coolest Coolest since: 1937 1906
87th Warmest Warmest since: 1939 2021
Ties: 1899, 1930, 1937
May 1936–Apr 1940
48-Month
54.2°F
(12.3°C)
54.2°F
(12.3°C)
0.0°F
(0.0°C)
57th Coolest Coolest since: 1939 1905
67th Warmest Warmest since: 1939 2019, 2020
Ties: 1915, 1939, 1944
May 1935–Apr 1940
60-Month
53.9°F
(12.2°C)
54.2°F
(12.3°C)
-0.3°F
(-0.1°C)
36th Coolest Coolest since: 1938 1908
87th Warmest Warmest since: 1939 2020
Ties: 1903, 1913, 1916, 1917, 1931, 1937, 1938, 1944, 1979

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published June 2021, retrieved on June 17, 2021 from https://www.ncdc.noaa.gov/cag/