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


Delaware

Average Temperature Rankings, September 1906

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 1906
1-Month
70.5°F
(21.4°C)
67.4°F
(19.7°C)
3.1°F
(1.7°C)
108th Coolest Coolest since: 1905 1917
20th Warmest Warmest since: 1900 2018
Ties: 1895
Aug–Sep 1906
2-Month
73.2°F
(22.9°C)
70.6°F
(21.4°C)
2.6°F
(1.5°C)
116th Coolest Coolest since: 1905 1927, 1963
12th Warmest Warmest since: 1900 2018
Ties: 1998, 2020
Jul–Sep 1906
3-Month
73.4°F
(23.0°C)
72.2°F
(22.3°C)
1.2°F
(0.7°C)
91st Coolest Coolest since: 1905 1909
37th Warmest Warmest since: 1901 2016
Jun–Sep 1906
4-Month
72.9°F
(22.7°C)
71.8°F
(22.1°C)
1.1°F
(0.6°C)
86th Coolest Coolest since: 1905 1927
42nd Warmest Warmest since: 1901 2010
Ties: 1949, 1955
May–Sep 1906
5-Month
70.9°F
(21.6°C)
69.9°F
(21.1°C)
1.0°F
(0.5°C)
85th Coolest Coolest since: 1905 1924, 1927
43rd Warmest Warmest since: 1900 2010
Ties: 1949, 1953, 1970, 1973
Apr–Sep 1906
6-Month
67.9°F
(19.9°C)
66.9°F
(19.4°C)
1.0°F
(0.5°C)
89th Coolest Coolest since: 1905 1907
39th Warmest Warmest since: 1900 2010
Ties: 1933, 1973, 1986
Mar–Sep 1906
7-Month
63.5°F
(17.5°C)
63.4°F
(17.4°C)
0.1°F
(0.1°C)
53rd Coolest Coolest since: 1905 1924
75th Warmest Warmest since: 1901 2010
Ties: 1969, 1970, 1974, 1979
Feb–Sep 1906
8-Month
59.8°F
(15.4°C)
59.9°F
(15.5°C)
-0.1°F
(-0.1°C)
52nd Coolest Coolest since: 1905 1907
76th Warmest Warmest since: 1900 2012
Ties: 1896, 1911, 1968, 1970, 1974
Jan–Sep 1906
9-Month
57.4°F
(14.1°C)
56.9°F
(13.8°C)
0.5°F
(0.3°C)
73rd Coolest Coolest since: 1905 1940
55th Warmest Warmest since: 1900 2012
Ties: 1937, 1942, 1974, 1977, 1980
Dec 1905–Sep 1906
10-Month
55.4°F
(13.0°C)
54.8°F
(12.7°C)
0.6°F
(0.3°C)
75th Coolest Coolest since: 1905 1904
52nd Warmest Warmest since: 1900 2012
Ties: 1900, 1919, 1975, 1988
Nov 1905–Sep 1906
11-Month
54.3°F
(12.4°C)
53.9°F
(12.2°C)
0.4°F
(0.2°C)
68th Coolest Coolest since: 1905 1904
59th Warmest Warmest since: 1900 2012
Ties: 1929, 1943, 1947, 2014
Oct 1905–Sep 1906
12-Month
54.6°F
(12.6°C)
54.2°F
(12.3°C)
0.4°F
(0.3°C)
71st Coolest Coolest since: 1905 1904
56th Warmest Warmest since: 1900 2012
Ties: 1929, 1937, 1943, 1950, 1972, 1988
Apr 1905–Sep 1906
18-Month
58.5°F
(14.7°C)
58.4°F
(14.7°C)
0.1°F
(0.0°C)
53rd Coolest Coolest since: 1905 1904, 1918
74th Warmest Warmest since: 1901 2012
Ties: 1938, 1946, 1971, 1972, 1996
Oct 1904–Sep 1906
24-Month
53.1°F
(11.7°C)
54.2°F
(12.3°C)
-1.1°F
(-0.6°C)
9th Coolest Coolest since: 1905 1905
117th Warmest Warmest since: 1903 2017
Ties: 1912, 1963, 1968, 1979, 1982
Oct 1903–Sep 1906
36-Month
52.5°F
(11.4°C)
54.2°F
(12.3°C)
-1.7°F
(-0.9°C)
3rd Coolest Coolest since: 1905 1905, 1918
122nd Warmest Warmest since: 1904 2018, 2021
Oct 1902–Sep 1906
48-Month
53.0°F
(11.7°C)
54.2°F
(12.3°C)
-1.2°F
(-0.6°C)
5th Coolest Coolest since: 1905 1905
119th Warmest Warmest since: 1904 2019
Ties: 1904, 1908, 1919
Oct 1901–Sep 1906
60-Month
52.8°F
(11.6°C)
54.1°F
(12.3°C)
-1.3°F
(-0.7°C)
2nd Coolest Coolest since: 1905 1908
121st Warmest Warmest since: 1905 2020
Ties: 1905, 1907

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on December 4, 2021 from https://www.ncdc.noaa.gov/cag/