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 1911

View Period (Months):All1234567891011121824364860
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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1911
1-Month
68.6°F
(20.3°C)
67.4°F
(19.7°C)
1.2°F
(0.6°C)
84th Coolest Coolest since: 1909 1917
42nd Warmest Warmest since: 1910 2018
Ties: 1912, 1934, 1944, 1999
Aug–Sep 1911
2-Month
71.4°F
(21.9°C)
70.6°F
(21.4°C)
0.8°F
(0.5°C)
78th Coolest Coolest since: 1910 1927, 1963
48th Warmest Warmest since: 1906 2018
Ties: 1989, 1991
Jul–Sep 1911
3-Month
73.2°F
(22.9°C)
72.2°F
(22.3°C)
1.0°F
(0.6°C)
89th Coolest Coolest since: 1910 1909
37th Warmest Warmest since: 1906 2016
Ties: 2004
Jun–Sep 1911
4-Month
72.6°F
(22.6°C)
71.8°F
(22.1°C)
0.8°F
(0.5°C)
77th Coolest Coolest since: 1910 1927
49th Warmest Warmest since: 1906 2010
Ties: 1944, 1968, 2014
May–Sep 1911
5-Month
71.4°F
(21.9°C)
69.9°F
(21.1°C)
1.5°F
(0.8°C)
104th Coolest Coolest since: 1910 1924, 1927
22nd Warmest Warmest since: 1900 2010
Ties: 1944, 2006
Apr–Sep 1911
6-Month
67.5°F
(19.7°C)
67.0°F
(19.4°C)
0.5°F
(0.3°C)
72nd Coolest Coolest since: 1910 1907
54th Warmest Warmest since: 1906 2010
Ties: 1943, 1945, 1969, 1989
Mar–Sep 1911
7-Month
63.4°F
(17.4°C)
63.4°F
(17.4°C)
0.0°F
(0.0°C)
48th Coolest Coolest since: 1909 1924
78th Warmest Warmest since: 1910 2010
Ties: 1896, 1919, 1946, 1981
Feb–Sep 1911
8-Month
59.8°F
(15.4°C)
59.8°F
(15.4°C)
0.0°F
(0.0°C)
52nd Coolest Coolest since: 1909 1907
74th Warmest Warmest since: 1910 2012
Ties: 1896, 1906, 1968, 1970, 1974
Jan–Sep 1911
9-Month
57.3°F
(14.1°C)
56.9°F
(13.8°C)
0.4°F
(0.3°C)
67th Coolest Coolest since: 1910 1940
59th Warmest Warmest since: 1906 2012
Ties: 1931, 1946, 1951
Dec 1910–Sep 1911
10-Month
54.4°F
(12.4°C)
54.8°F
(12.7°C)
-0.4°F
(-0.3°C)
42nd Coolest Coolest since: 1910 1904
83rd Warmest Warmest since: 1910 2012
Ties: 1910, 1968, 1981
Nov 1910–Sep 1911
11-Month
53.1°F
(11.7°C)
54.0°F
(12.2°C)
-0.9°F
(-0.5°C)
23rd Coolest Coolest since: 1907 1904
102nd Warmest Warmest since: 1910 2012
Ties: 1936, 1958, 1961, 1996
Oct 1910–Sep 1911
12-Month
53.5°F
(11.9°C)
54.2°F
(12.3°C)
-0.7°F
(-0.4°C)
30th Coolest Coolest since: 1907 1904
95th Warmest Warmest since: 1910 2012
Ties: 1981
Apr 1910–Sep 1911
18-Month
57.9°F
(14.4°C)
58.5°F
(14.7°C)
-0.6°F
(-0.3°C)
24th Coolest Coolest since: 1910 1904, 1918
101st Warmest Warmest since: 1909 2012
Ties: 1964, 1966, 1970, 1977, 1978, 1979
Oct 1909–Sep 1911
24-Month
53.5°F
(11.9°C)
54.1°F
(12.3°C)
-0.6°F
(-0.4°C)
27th Coolest Coolest since: 1908 1905
97th Warmest Warmest since: 1910 2017
Ties: 1962, 1971
Oct 1908–Sep 1911
36-Month
53.8°F
(12.1°C)
54.2°F
(12.3°C)
-0.4°F
(-0.2°C)
33rd Coolest Coolest since: 1910 1905, 1918
90th Warmest Warmest since: 1910 2018
Ties: 1899, 1910, 1937, 1940, 1962, 1980, 1982
Oct 1907–Sep 1911
48-Month
53.7°F
(12.1°C)
54.2°F
(12.3°C)
-0.5°F
(-0.2°C)
28th Coolest Coolest since: 1910 1905
94th Warmest Warmest since: 1903 2019
Ties: 1941, 1980, 1981, 1982
Oct 1906–Sep 1911
60-Month
53.4°F
(11.9°C)
54.1°F
(12.3°C)
-0.7°F
(-0.4°C)
11th Coolest Coolest since: 1909 1908
110th Warmest Warmest since: 1910 2019
Ties: 1904, 1928, 1965, 1966, 1970

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/