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 2008

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
September 2008
1-Month
69.6°F
(20.9°C)
67.4°F
(19.7°C)
2.2°F
(1.2°C)
99th Coolest Coolest since: 2006 1917
29th Warmest Warmest since: 2007 2018
Aug–Sep 2008
2-Month
71.5°F
(21.9°C)
70.6°F
(21.4°C)
0.9°F
(0.5°C)
80th Coolest Coolest since: 2000 1927, 1963
48th Warmest Warmest since: 2007 2018
Ties: 1945
Jul–Sep 2008
3-Month
73.5°F
(23.1°C)
72.2°F
(22.3°C)
1.3°F
(0.8°C)
93rd Coolest Coolest since: 2004 1909
35th Warmest Warmest since: 2007 2016
Ties: 1970
Jun–Sep 2008
4-Month
73.9°F
(23.3°C)
71.8°F
(22.1°C)
2.1°F
(1.2°C)
114th Coolest Coolest since: 2007 1927
14th Warmest Warmest since: 2007 2010
Ties: 2007, 2017
May–Sep 2008
5-Month
71.3°F
(21.8°C)
69.9°F
(21.1°C)
1.4°F
(0.7°C)
101st Coolest Coolest since: 2003 1924, 1927
27th Warmest Warmest since: 2007 2010
Ties: 1943, 2013
Apr–Sep 2008
6-Month
68.6°F
(20.3°C)
66.9°F
(19.4°C)
1.7°F
(0.9°C)
108th Coolest Coolest since: 2007 1907
20th Warmest Warmest since: 2006 2010
Ties: 1957, 1999
Mar–Sep 2008
7-Month
65.4°F
(18.6°C)
63.5°F
(17.5°C)
1.9°F
(1.1°C)
111th Coolest Coolest since: 2007 1924
17th Warmest Warmest since: 2006 2010
Ties: 2006
Feb–Sep 2008
8-Month
62.1°F
(16.7°C)
59.8°F
(15.4°C)
2.3°F
(1.3°C)
113th Coolest Coolest since: 2007 1907
15th Warmest Warmest since: 2004 2012
Jan–Sep 2008
9-Month
59.3°F
(15.2°C)
56.9°F
(13.8°C)
2.4°F
(1.4°C)
113th Coolest Coolest since: 2007 1940
15th Warmest Warmest since: 2006 2012
Ties: 1990
Dec 2007–Sep 2008
10-Month
57.3°F
(14.1°C)
54.9°F
(12.7°C)
2.4°F
(1.4°C)
114th Coolest Coolest since: 2007 1904
13th Warmest Warmest since: 2006 2012
Ties: 2006
Nov 2007–Sep 2008
11-Month
56.3°F
(13.5°C)
54.0°F
(12.2°C)
2.3°F
(1.3°C)
111th Coolest Coolest since: 2005 1904
16th Warmest Warmest since: 2007 2012
Ties: 1995, 1999
Oct 2007–Sep 2008
12-Month
56.9°F
(13.8°C)
54.2°F
(12.3°C)
2.7°F
(1.5°C)
116th Coolest Coolest since: 2007 1904
11th Warmest Warmest since: 2002 2012
Ties: 1998
Apr 2007–Sep 2008
18-Month
60.8°F
(16.0°C)
58.5°F
(14.7°C)
2.3°F
(1.3°C)
117th Coolest Coolest since: 2007 1904, 1918
10th Warmest Warmest since: 2006 2012
Ties: 1991, 2006, 2010, 2013
Oct 2006–Sep 2008
24-Month
56.7°F
(13.7°C)
54.2°F
(12.3°C)
2.5°F
(1.4°C)
117th Coolest Coolest since: 2007 1905
9th Warmest Warmest since: 1999 2017
Ties: 1999, 2016
Oct 2005–Sep 2008
36-Month
56.7°F
(13.7°C)
54.2°F
(12.3°C)
2.5°F
(1.4°C)
117th Coolest Coolest since: 2007 1905, 1918
8th Warmest Warmest to Date 2018, 2021
Oct 2004–Sep 2008
48-Month
56.4°F
(13.6°C)
54.1°F
(12.3°C)
2.3°F
(1.3°C)
115th Coolest Coolest since: 2007 1905
9th Warmest Warmest to Date 2019
Ties: 2010, 2011
Oct 2003–Sep 2008
60-Month
56.3°F
(13.5°C)
54.1°F
(12.3°C)
2.2°F
(1.2°C)
110th Coolest Coolest since: 2007 1908
13th Warmest Warmest since: 2002 2020

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on November 29, 2021 from https://www.ncdc.noaa.gov/cag/