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 2021. For more information, please see Climatological Rankings.


Delaware

Average Temperature Rankings, September 2013

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 2013
1-Month
66.7°F
(19.3°C)
67.4°F
(19.7°C)
-0.7°F
(-0.4°C)
39th Coolest Coolest since: 2006 1917
89th Warmest Warmest since: 2012 2018
Ties: 1969
Aug–Sep 2013
2-Month
70.0°F
(21.1°C)
70.5°F
(21.4°C)
-0.5°F
(-0.3°C)
37th Coolest Coolest since: 2000 1927, 1963
91st Warmest Warmest since: 2012 2018
Ties: 1897, 1923, 1948, 1969, 1984
Jul–Sep 2013
3-Month
73.1°F
(22.8°C)
72.2°F
(22.3°C)
0.9°F
(0.5°C)
87th Coolest Coolest since: 2009 1909
41st Warmest Warmest since: 2012 2016
Ties: 1936, 1949, 1968
Jun–Sep 2013
4-Month
73.2°F
(22.9°C)
71.8°F
(22.1°C)
1.4°F
(0.8°C)
97th Coolest Coolest since: 2009 1927
31st Warmest Warmest since: 2012 2010
Ties: 1943, 1988
May–Sep 2013
5-Month
71.3°F
(21.8°C)
69.9°F
(21.1°C)
1.4°F
(0.7°C)
101st Coolest Coolest since: 2009 1924, 1927
27th Warmest Warmest since: 2012 2010
Ties: 1943, 2008
Apr–Sep 2013
6-Month
68.5°F
(20.3°C)
66.9°F
(19.4°C)
1.6°F
(0.9°C)
105th Coolest Coolest since: 2009 1907
23rd Warmest Warmest since: 2012 2010
Ties: 1921, 1955, 1977, 2007
Mar–Sep 2013
7-Month
64.5°F
(18.1°C)
63.4°F
(17.4°C)
1.1°F
(0.7°C)
95th Coolest Coolest since: 2009 1924
33rd Warmest Warmest since: 2012 2010
Ties: 2009
Feb–Sep 2013
8-Month
60.9°F
(16.1°C)
59.8°F
(15.4°C)
1.1°F
(0.7°C)
91st Coolest Coolest since: 2007 1907
37th Warmest Warmest since: 2012 2012
Ties: 1938
Jan–Sep 2013
9-Month
58.3°F
(14.6°C)
56.9°F
(13.8°C)
1.4°F
(0.8°C)
105th Coolest Coolest since: 2009 1940
23rd Warmest Warmest since: 2012 2012
Ties: 1913, 1933, 1952, 1959
Dec 2012–Sep 2013
10-Month
56.9°F
(13.8°C)
54.8°F
(12.7°C)
2.1°F
(1.1°C)
109th Coolest Coolest since: 2011 1904
18th Warmest Warmest since: 2012 2012
Ties: 2011
Nov 2012–Sep 2013
11-Month
55.7°F
(13.2°C)
54.0°F
(12.2°C)
1.7°F
(1.0°C)
104th Coolest Coolest since: 2009 1904
23rd Warmest Warmest since: 2012 2012
Oct 2012–Sep 2013
12-Month
56.0°F
(13.3°C)
54.2°F
(12.3°C)
1.8°F
(1.0°C)
106th Coolest Coolest since: 2009 1904
21st Warmest Warmest since: 2012 2012
Apr 2012–Sep 2013
18-Month
60.8°F
(16.0°C)
58.5°F
(14.7°C)
2.3°F
(1.3°C)
117th Coolest Coolest since: 2010 1904, 1918
10th Warmest Warmest since: 2012 2012
Ties: 1991, 2006, 2008, 2010
Oct 2011–Sep 2013
24-Month
57.4°F
(14.1°C)
54.2°F
(12.3°C)
3.2°F
(1.8°C)
121st Coolest Coolest since: 2011 1905
5th Warmest Warmest since: 2012 2017
Ties: 2018
Oct 2010–Sep 2013
36-Month
57.0°F
(13.9°C)
54.1°F
(12.3°C)
2.9°F
(1.6°C)
118th Coolest Coolest since: 2011 1905, 1918
7th Warmest Warmest since: 2012 2018, 2021
Oct 2009–Sep 2013
48-Month
57.1°F
(13.9°C)
54.2°F
(12.3°C)
2.9°F
(1.6°C)
120th Coolest Coolest since: 2012 1905
4th Warmest Warmest to Date 2019
Ties: 2018
Oct 2008–Sep 2013
60-Month
56.7°F
(13.7°C)
54.1°F
(12.3°C)
2.6°F
(1.4°C)
118th Coolest Coolest since: 2011 1908
5th Warmest Warmest since: 2012 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2021, retrieved on October 19, 2021 from https://www.ncdc.noaa.gov/cag/