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 2019. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, September 1948

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1948
1-Month
66.3°F
(19.1°C)
67.4°F
(19.7°C)
-1.1°F
(-0.6°C)
34th Coolest Coolest since: 1943 1917
92nd Warmest Warmest since: 1947 2018
Ties: 2006
Aug–Sep 1948
2-Month
70.0°F
(21.1°C)
70.6°F
(21.4°C)
-0.6°F
(-0.3°C)
37th Coolest Coolest since: 1946 1927, 1963
89th Warmest Warmest since: 1947 2018
Ties: 1897, 1923, 1969, 1984, 2013
Jul–Sep 1948
3-Month
71.8°F
(22.1°C)
72.2°F
(22.3°C)
-0.4°F
(-0.2°C)
39th Coolest Coolest since: 1946 1909
87th Warmest Warmest since: 1947 2016
Ties: 1916, 1969, 1972, 1996
Jun–Sep 1948
4-Month
71.5°F
(21.9°C)
71.8°F
(22.1°C)
-0.3°F
(-0.2°C)
41st Coolest Coolest since: 1946 1927
85th Warmest Warmest since: 1947 2010
Ties: 1965, 1976, 1997
May–Sep 1948
5-Month
69.6°F
(20.9°C)
69.9°F
(21.1°C)
-0.3°F
(-0.2°C)
41st Coolest Coolest since: 1946 1924, 1927
85th Warmest Warmest since: 1947 2010
Ties: 1938, 1966, 1971, 1978, 1984
Apr–Sep 1948
6-Month
66.6°F
(19.2°C)
66.9°F
(19.4°C)
-0.3°F
(-0.2°C)
38th Coolest Coolest since: 1946 1907
88th Warmest Warmest since: 1947 2010
Ties: 1910, 1912, 1978
Mar–Sep 1948
7-Month
63.6°F
(17.6°C)
63.4°F
(17.4°C)
0.2°F
(0.2°C)
58th Coolest Coolest since: 1947 1924
68th Warmest Warmest since: 1945 2010
Ties: 1901, 1931, 1934, 1961
Feb–Sep 1948
8-Month
59.9°F
(15.5°C)
59.8°F
(15.4°C)
0.1°F
(0.1°C)
58th Coolest Coolest since: 1947 1907
68th Warmest Warmest since: 1946 2012
Ties: 1919, 1951
Jan–Sep 1948
9-Month
56.2°F
(13.4°C)
56.9°F
(13.8°C)
-0.7°F
(-0.4°C)
34th Coolest Coolest since: 1940 1940
92nd Warmest Warmest since: 1947 2012
Ties: 1923, 1936, 1965, 1984
Dec 1947–Sep 1948
10-Month
53.9°F
(12.2°C)
54.8°F
(12.7°C)
-0.9°F
(-0.5°C)
26th Coolest Coolest since: 1940 1904
99th Warmest Warmest since: 1947 2012
Ties: 1962
Nov 1947–Sep 1948
11-Month
52.9°F
(11.6°C)
54.0°F
(12.2°C)
-1.1°F
(-0.6°C)
20th Coolest Coolest since: 1940 1904
105th Warmest Warmest since: 1947 2012
Ties: 1934, 1970
Oct 1947–Sep 1948
12-Month
53.6°F
(12.0°C)
54.2°F
(12.3°C)
-0.6°F
(-0.3°C)
32nd Coolest Coolest since: 1940 1904
93rd Warmest Warmest since: 1947 2012
Ties: 1908, 1910, 1962, 1979
Apr 1947–Sep 1948
18-Month
58.1°F
(14.5°C)
58.4°F
(14.7°C)
-0.3°F
(-0.2°C)
36th Coolest Coolest since: 1941 1904, 1918
89th Warmest Warmest since: 1947 2012
Ties: 1897, 1914, 1915, 1935, 1961
Oct 1946–Sep 1948
24-Month
54.2°F
(12.3°C)
54.2°F
(12.3°C)
0.0°F
(0.0°C)
49th Coolest Coolest since: 1946 1905
75th Warmest Warmest since: 1947 2017
Ties: 1898, 1934, 1946, 1983, 1997
Oct 1945–Sep 1948
36-Month
54.1°F
(12.3°C)
54.1°F
(12.3°C)
0.0°F
(0.0°C)
51st Coolest Coolest since: 1942 1905, 1918
72nd Warmest Warmest since: 1947 2018
Ties: 1898, 1938, 1960, 1981
Oct 1944–Sep 1948
48-Month
54.2°F
(12.3°C)
54.2°F
(12.3°C)
0.0°F
(0.0°C)
55th Coolest Coolest since: 1943 1905
67th Warmest Warmest since: 1947 2019
Ties: 1901, 1973, 1983
Oct 1943–Sep 1948
60-Month
54.2°F
(12.3°C)
54.2°F
(12.3°C)
0.0°F
(0.0°C)
56th Coolest Coolest since: 1944 1908
65th Warmest Warmest since: 1947 2019
Ties: 1936, 1939, 1960

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 18, 2019 from https://www.ncdc.noaa.gov/cag/