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 1955

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Warmest/Coolest
Since
Record
September 1955
1-Month
67.3°F
(19.6°C)
67.4°F
(19.7°C)
-0.1°F
(-0.1°C)
52nd Coolest Coolest since: 1952 1917
74th Warmest Warmest since: 1954 2018
Ties: 1897, 1919, 1926, 1972, 1992
Aug–Sep 1955
2-Month
72.2°F
(22.3°C)
70.6°F
(21.4°C)
1.6°F
(0.9°C)
99th Coolest Coolest since: 1954 1927, 1963
27th Warmest Warmest since: 1933 2018
Ties: 1983, 1995
Jul–Sep 1955
3-Month
74.7°F
(23.7°C)
72.2°F
(22.3°C)
2.5°F
(1.4°C)
115th Coolest Coolest since: 1954 1909
11th Warmest Warmest since: 1900 2016
Ties: 1999, 2015
Jun–Sep 1955
4-Month
72.9°F
(22.7°C)
71.8°F
(22.1°C)
1.1°F
(0.6°C)
86th Coolest Coolest since: 1954 1927
40th Warmest Warmest since: 1952 2010
Ties: 1906, 1949
May–Sep 1955
5-Month
71.2°F
(21.8°C)
69.9°F
(21.1°C)
1.3°F
(0.7°C)
98th Coolest Coolest since: 1954 1924, 1927
28th Warmest Warmest since: 1944 2010
Ties: 1934
Apr–Sep 1955
6-Month
68.5°F
(20.3°C)
67.0°F
(19.4°C)
1.5°F
(0.9°C)
105th Coolest Coolest since: 1954 1907
21st Warmest Warmest since: 1921 2010
Ties: 1921, 1977, 2007, 2013
Mar–Sep 1955
7-Month
65.1°F
(18.4°C)
63.5°F
(17.5°C)
1.6°F
(0.9°C)
106th Coolest Coolest since: 1954 1924
20th Warmest Warmest since: 1945 2010
Feb–Sep 1955
8-Month
61.3°F
(16.3°C)
59.8°F
(15.4°C)
1.5°F
(0.9°C)
102nd Coolest Coolest since: 1954 1907
24th Warmest Warmest since: 1949 2012
Ties: 2000, 2009
Jan–Sep 1955
9-Month
58.1°F
(14.5°C)
56.9°F
(13.8°C)
1.2°F
(0.7°C)
95th Coolest Coolest since: 1954 1940
31st Warmest Warmest since: 1953 2012
Ties: 1973
Dec 1954–Sep 1955
10-Month
55.8°F
(13.2°C)
54.8°F
(12.7°C)
1.0°F
(0.5°C)
85th Coolest Coolest since: 1951 1904
40th Warmest Warmest since: 1954 2012
Ties: 1898, 1993
Nov 1954–Sep 1955
11-Month
54.7°F
(12.6°C)
54.0°F
(12.2°C)
0.7°F
(0.4°C)
78th Coolest Coolest since: 1951 1904
47th Warmest Warmest since: 1954 2012
Ties: 1987
Oct 1954–Sep 1955
12-Month
55.2°F
(12.9°C)
54.2°F
(12.3°C)
1.0°F
(0.6°C)
87th Coolest Coolest since: 1951 1904
38th Warmest Warmest since: 1954 2012
Apr 1954–Sep 1955
18-Month
59.3°F
(15.2°C)
58.4°F
(14.7°C)
0.9°F
(0.5°C)
91st Coolest Coolest since: 1952 1904, 1918
34th Warmest Warmest since: 1954 2012
Ties: 1976, 1985, 1987, 2014
Oct 1953–Sep 1955
24-Month
55.3°F
(12.9°C)
54.2°F
(12.3°C)
1.1°F
(0.6°C)
96th Coolest Coolest since: 1952 1905
28th Warmest Warmest since: 1954 2017
Oct 1952–Sep 1955
36-Month
55.3°F
(12.9°C)
54.2°F
(12.3°C)
1.1°F
(0.6°C)
98th Coolest Coolest since: 1953 1905, 1918
25th Warmest Warmest since: 1954 2018
Ties: 2015
Oct 1951–Sep 1955
48-Month
55.3°F
(12.9°C)
54.1°F
(12.3°C)
1.2°F
(0.6°C)
96th Coolest Coolest since: 1954 1905
26th Warmest Warmest to Date 2019
Ties: 1994
Oct 1950–Sep 1955
60-Month
55.2°F
(12.9°C)
54.2°F
(12.3°C)
1.0°F
(0.6°C)
94th Coolest Coolest since: 1954 1908
27th Warmest Warmest since: 1953 2019
Ties: 1953

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 22, 2019 from https://www.ncdc.noaa.gov/cag/