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 1931

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Warmest/Coolest
Since
Record
May 1931
1-Month
61.3°F
(16.3°C)
62.1°F
(16.7°C)
-0.8°F
(-0.4°C)
46th Coolest Coolest since: 1928 1967
81st Warmest Warmest since: 1930 2004
Ties: 1972, 1990
Apr–May 1931
2-Month
55.9°F
(13.3°C)
57.1°F
(13.9°C)
-1.2°F
(-0.6°C)
25th Coolest Coolest since: 1928 1907
102nd Warmest Warmest since: 1930 2019
Ties: 1895, 1975
Mar–May 1931
3-Month
50.3°F
(10.2°C)
52.3°F
(11.3°C)
-2.0°F
(-1.1°C)
14th Coolest Coolest since: 1928 1940
113th Warmest Warmest since: 1930 2012
Ties: 1956, 1971
Feb–May 1931
4-Month
46.7°F
(8.2°C)
47.8°F
(8.8°C)
-1.1°F
(-0.6°C)
29th Coolest Coolest since: 1928 1934
98th Warmest Warmest since: 1930 2012
Ties: 1960, 1971
Jan–May 1931
5-Month
44.3°F
(6.8°C)
45.0°F
(7.2°C)
-0.7°F
(-0.4°C)
44th Coolest Coolest since: 1928 1940
83rd Warmest Warmest since: 1930 2012
Ties: 1988, 1994, 2014
Dec 1930–May 1931
6-Month
42.5°F
(5.8°C)
43.5°F
(6.4°C)
-1.0°F
(-0.6°C)
36th Coolest Coolest since: 1926 1904
90th Warmest Warmest since: 1930 2012
Ties: 1900, 1914
Nov 1930–May 1931
7-Month
42.9°F
(6.1°C)
43.8°F
(6.6°C)
-0.9°F
(-0.5°C)
32nd Coolest Coolest since: 1927 1904
94th Warmest Warmest since: 1930 2012
Ties: 1927, 1967
Oct 1930–May 1931
8-Month
44.2°F
(6.8°C)
45.3°F
(7.4°C)
-1.1°F
(-0.6°C)
25th Coolest Coolest since: 1926 1904
101st Warmest Warmest since: 1930 2012
Ties: 1916
Sep 1930–May 1931
9-Month
47.4°F
(8.6°C)
47.8°F
(8.8°C)
-0.4°F
(-0.2°C)
40th Coolest Coolest since: 1927 1904, 1918
86th Warmest Warmest since: 1930 2012
Ties: 1923, 1965, 1979, 1981
Aug 1930–May 1931
10-Month
50.0°F
(10.0°C)
50.4°F
(10.2°C)
-0.4°F
(-0.2°C)
39th Coolest Coolest since: 1928 1904
87th Warmest Warmest since: 1930 2012
Ties: 1915, 1928
Jul 1930–May 1931
11-Month
52.4°F
(11.3°C)
52.7°F
(11.5°C)
-0.3°F
(-0.2°C)
43rd Coolest Coolest since: 1928 1904
83rd Warmest Warmest since: 1930 2012
Ties: 1944, 1956, 1979
Jun 1930–May 1931
12-Month
54.1°F
(12.3°C)
54.2°F
(12.3°C)
-0.1°F
(0.0°C)
49th Coolest Coolest since: 1928 1904
77th Warmest Warmest since: 1930 2012
Ties: 1898, 1947, 1973, 1980
Dec 1929–May 1931
18-Month
50.8°F
(10.4°C)
50.6°F
(10.3°C)
0.2°F
(0.1°C)
65th Coolest Coolest since: 1929 1905
60th Warmest Warmest since: 1930 2017
Ties: 1913, 1945, 1973, 1993
Jun 1929–May 1931
24-Month
54.1°F
(12.3°C)
54.2°F
(12.3°C)
-0.1°F
(0.0°C)
52nd Coolest Coolest since: 1929 1905
73rd Warmest Warmest since: 1930 2017
Jun 1928–May 1931
36-Month
54.3°F
(12.4°C)
54.2°F
(12.3°C)
0.1°F
(0.1°C)
62nd Coolest Coolest since: 1930 1906
62nd Warmest Warmest since: 1923 2018
Ties: 1915, 1921, 1943, 1977
Jun 1927–May 1931
48-Month
54.0°F
(12.2°C)
54.1°F
(12.3°C)
-0.1°F
(-0.1°C)
44th Coolest Coolest since: 1930 1907
79th Warmest Warmest since: 1924 2019, 2020
Ties: 1901, 1915, 1916, 1938, 1942, 1973, 1978, 1983
Jun 1926–May 1931
60-Month
53.9°F
(12.2°C)
54.2°F
(12.3°C)
-0.3°F
(-0.1°C)
37th Coolest Coolest since: 1930 1908
85th Warmest Warmest since: 1925 2020
Ties: 1901, 1913, 1916, 1922, 1940, 1944

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published February 2021, retrieved on March 3, 2021 from https://www.ncdc.noaa.gov/cag/