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


Delaware

Average Temperature Rankings, May 1966

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1966
1-Month
60.3°F
(15.7°C)
62.1°F
(16.7°C)
-1.8°F
(-1.0°C)
21st Coolest Coolest since: 1961 1967
106th Warmest Warmest since: 1965 2004
Ties: 1950
Apr–May 1966
2-Month
54.2°F
(12.3°C)
57.0°F
(13.9°C)
-2.8°F
(-1.6°C)
5th Coolest Coolest since: 1961 1907
122nd Warmest Warmest since: 1965 2019
Ties: 1917, 1920, 1961
Mar–May 1966
3-Month
50.7°F
(10.4°C)
52.3°F
(11.3°C)
-1.6°F
(-0.9°C)
24th Coolest Coolest since: 1960 1940
103rd Warmest Warmest since: 1965 2012
Feb–May 1966
4-Month
46.4°F
(8.0°C)
47.9°F
(8.8°C)
-1.5°F
(-0.8°C)
25th Coolest Coolest since: 1958 1934
102nd Warmest Warmest since: 1965 2012
Jan–May 1966
5-Month
43.1°F
(6.2°C)
45.0°F
(7.2°C)
-1.9°F
(-1.0°C)
17th Coolest Coolest since: 1958 1940
110th Warmest Warmest since: 1965 2012
Dec 1965–May 1966
6-Month
42.3°F
(5.7°C)
43.5°F
(6.4°C)
-1.2°F
(-0.7°C)
26th Coolest Coolest since: 1963 1904
100th Warmest Warmest since: 1965 2012
Ties: 1911, 1935, 1984, 1996, 2003
Nov 1965–May 1966
7-Month
42.7°F
(5.9°C)
43.8°F
(6.6°C)
-1.1°F
(-0.7°C)
27th Coolest Coolest since: 1963 1904
99th Warmest Warmest since: 1965 2012
Oct 1965–May 1966
8-Month
44.1°F
(6.7°C)
45.4°F
(7.4°C)
-1.3°F
(-0.7°C)
22nd Coolest Coolest since: 1963 1904
104th Warmest Warmest since: 1965 2012
Ties: 1956, 1958
Sep 1965–May 1966
9-Month
46.9°F
(8.3°C)
47.8°F
(8.8°C)
-0.9°F
(-0.5°C)
25th Coolest Coolest since: 1963 1904, 1918
101st Warmest Warmest since: 1965 2012
Ties: 1900, 1958
Aug 1965–May 1966
10-Month
49.5°F
(9.7°C)
50.4°F
(10.2°C)
-0.9°F
(-0.5°C)
22nd Coolest Coolest since: 1963 1904
104th Warmest Warmest since: 1965 2012
Ties: 1899, 1910, 1935, 1958, 1967
Jul 1965–May 1966
11-Month
51.7°F
(10.9°C)
52.7°F
(11.5°C)
-1.0°F
(-0.6°C)
22nd Coolest Coolest since: 1963 1904
104th Warmest Warmest since: 1965 2012
Ties: 1907
Jun 1965–May 1966
12-Month
53.2°F
(11.8°C)
54.2°F
(12.3°C)
-1.0°F
(-0.5°C)
17th Coolest Coolest since: 1963 1904
109th Warmest Warmest since: 1965 2012
Ties: 1902, 1908, 1910, 1912, 1916, 1926
Dec 1964–May 1966
18-Month
49.9°F
(9.9°C)
50.6°F
(10.3°C)
-0.7°F
(-0.4°C)
28th Coolest Coolest since: 1964 1905
97th Warmest Warmest since: 1965 2017
Ties: 1919, 1924, 1959
Jun 1964–May 1966
24-Month
53.5°F
(11.9°C)
54.2°F
(12.3°C)
-0.7°F
(-0.4°C)
20th Coolest Coolest since: 1964 1905
105th Warmest Warmest since: 1965 2017
Ties: 1916, 1920, 1935, 1963, 1970, 1971, 1979
Jun 1963–May 1966
36-Month
53.5°F
(11.9°C)
54.2°F
(12.3°C)
-0.7°F
(-0.4°C)
19th Coolest Coolest since: 1965 1906
105th Warmest Warmest since: 1964 2018
Ties: 1908, 1926, 1941, 1964, 1967
Jun 1962–May 1966
48-Month
53.3°F
(11.8°C)
54.2°F
(12.3°C)
-0.9°F
(-0.5°C)
8th Coolest Coolest since: 1920 1907
115th Warmest Warmest since: 1965 2019, 2020
Ties: 1917, 1968, 1970
Jun 1961–May 1966
60-Month
53.5°F
(11.9°C)
54.1°F
(12.3°C)
-0.6°F
(-0.4°C)
15th Coolest Coolest since: 1965 1908
107th Warmest Warmest since: 1965 2020
Ties: 1904, 1921, 1927, 1965, 1969, 1971

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on February 27, 2021 from https://www.ncdc.noaa.gov/cag/