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, April 2009

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  • Record Warmest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2021)
Warmest/Coolest
Since
Record
April 2009
1-Month
55.0°F
(12.8°C)
52.0°F
(11.1°C)
3.0°F
(1.7°C)
106th Coolest Coolest since: 2007 1907
22nd Warmest Warmest since: 2008 2017
Ties: 1974, 2012
Mar–Apr 2009
2-Month
49.2°F
(9.6°C)
47.4°F
(8.6°C)
1.8°F
(1.0°C)
91st Coolest Coolest since: 2007 1940
37th Warmest Warmest since: 2008 1921
Feb–Apr 2009
3-Month
45.6°F
(7.6°C)
43.0°F
(6.1°C)
2.6°F
(1.5°C)
101st Coolest Coolest since: 2007 1934
27th Warmest Warmest since: 2008 2012
Ties: 1910, 2004
Jan–Apr 2009
4-Month
41.9°F
(5.5°C)
40.6°F
(4.8°C)
1.3°F
(0.7°C)
87th Coolest Coolest since: 2007 1940
41st Warmest Warmest since: 2008 2012
Ties: 1903, 1989
Dec 2008–Apr 2009
5-Month
41.6°F
(5.3°C)
39.7°F
(4.3°C)
1.9°F
(1.0°C)
95th Coolest Coolest since: 2005 1904
32nd Warmest Warmest since: 2008 2012
Ties: 1925, 1950
Nov 2008–Apr 2009
6-Month
42.3°F
(5.7°C)
40.8°F
(4.9°C)
1.5°F
(0.8°C)
93rd Coolest Coolest since: 2005 1904
34th Warmest Warmest since: 2008 2012
Oct 2008–Apr 2009
7-Month
44.3°F
(6.8°C)
43.0°F
(6.1°C)
1.3°F
(0.7°C)
90th Coolest Coolest since: 2005 1904
37th Warmest Warmest since: 2008 2012
Ties: 1903, 1942, 1953, 1986
Sep 2008–Apr 2009
8-Month
47.4°F
(8.6°C)
46.0°F
(7.8°C)
1.4°F
(0.8°C)
96th Coolest Coolest since: 2005 1918
31st Warmest Warmest since: 2008 2012
Ties: 1950, 1957, 1983, 1997, 2011
Aug 2008–Apr 2009
9-Month
50.3°F
(10.2°C)
49.1°F
(9.5°C)
1.2°F
(0.7°C)
94th Coolest Coolest since: 2005 1918
33rd Warmest Warmest since: 2008 2017
Ties: 1942, 1997, 2005
Jul 2008–Apr 2009
10-Month
53.0°F
(11.7°C)
51.7°F
(10.9°C)
1.3°F
(0.8°C)
95th Coolest Coolest since: 2005 1918
32nd Warmest Warmest since: 2008 2012, 2017
Jun 2008–Apr 2009
11-Month
55.0°F
(12.8°C)
53.4°F
(11.9°C)
1.6°F
(0.9°C)
102nd Coolest Coolest since: 2005 1904
25th Warmest Warmest since: 2008 2012
Ties: 1990
May 2008–Apr 2009
12-Month
55.5°F
(13.1°C)
54.2°F
(12.3°C)
1.3°F
(0.8°C)
97th Coolest Coolest since: 2004 1918
30th Warmest Warmest since: 2008 2012
Ties: 1913, 1960
Nov 2007–Apr 2009
18-Month
51.6°F
(10.9°C)
49.7°F
(9.8°C)
1.9°F
(1.1°C)
106th Coolest Coolest since: 2005 1905
20th Warmest Warmest since: 2008 2017
May 2007–Apr 2009
24-Month
56.4°F
(13.6°C)
54.2°F
(12.3°C)
2.2°F
(1.3°C)
115th Coolest Coolest since: 2006 1905
11th Warmest Warmest since: 2008 2017
Ties: 2006, 2016
May 2006–Apr 2009
36-Month
56.3°F
(13.5°C)
54.2°F
(12.3°C)
2.1°F
(1.2°C)
115th Coolest Coolest since: 2007 1906
10th Warmest Warmest since: 2008 2021
Ties: 2000, 2007
May 2005–Apr 2009
48-Month
56.5°F
(13.6°C)
54.2°F
(12.3°C)
2.3°F
(1.3°C)
116th Coolest Coolest since: 2008 1905
8th Warmest Warmest since: 2008 2019, 2020
Ties: 2008, 2017
May 2004–Apr 2009
60-Month
56.3°F
(13.5°C)
54.1°F
(12.3°C)
2.2°F
(1.2°C)
113th Coolest Coolest since: 2008 1908
10th Warmest Warmest since: 2008 2020
Ties: 2008, 2010, 2015

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2021, retrieved on November 28, 2021 from https://www.ncdc.noaa.gov/cag/