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 November 2019. For more information, please see Climatological Rankings.


Delaware

Precipitation Rankings, August 2011

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
August 2011
1-Month
10.04"
(255.02mm)
4.59"
(116.59mm)
5.45"
(138.43mm)
121st Driest Driest since: 2010 2008
5th Wettest Wettest since: 1967 1967
Jul–Aug 2011
2-Month
13.74"
(349.00mm)
8.90"
(226.06mm)
4.84"
(122.94mm)
115th Driest Driest since: 2010 1966
11th Wettest Wettest since: 1989 1919
Ties: 1938
Jun–Aug 2011
3-Month
15.60"
(396.24mm)
12.54"
(318.52mm)
3.06"
(77.72mm)
97th Driest Driest since: 2010 1966
29th Wettest Wettest since: 2009 2013
May–Aug 2011
4-Month
17.98"
(456.69mm)
16.10"
(408.94mm)
1.88"
(47.75mm)
79th Driest Driest since: 2010 1964
47th Wettest Wettest since: 2009 1919
Apr–Aug 2011
5-Month
21.28"
(540.51mm)
19.58"
(497.33mm)
1.70"
(43.18mm)
79th Driest Driest since: 2010 1957
47th Wettest Wettest since: 2009 1919
Mar–Aug 2011
6-Month
25.33"
(643.38mm)
23.55"
(598.17mm)
1.78"
(45.21mm)
84th Driest Driest since: 2010 1930
42nd Wettest Wettest since: 2009 1989
Feb–Aug 2011
7-Month
27.69"
(703.33mm)
26.60"
(675.64mm)
1.09"
(27.69mm)
79th Driest Driest since: 2010 1930
47th Wettest Wettest since: 2009 1958
Jan–Aug 2011
8-Month
30.87"
(784.10mm)
30.09"
(764.29mm)
0.78"
(19.81mm)
77th Driest Driest since: 2010 1930
49th Wettest Wettest since: 2009 1958
Dec 2010–Aug 2011
9-Month
32.97"
(837.44mm)
33.55"
(852.17mm)
-0.58"
(-14.73mm)
56th Driest Driest since: 2008 1930
69th Wettest Wettest since: 2010 1958
Nov 2010–Aug 2011
10-Month
35.00"
(889.00mm)
36.62"
(930.15mm)
-1.62"
(-41.15mm)
52nd Driest Driest since: 2008 1977
73rd Wettest Wettest since: 2010 1958
Ties: 1923
Oct 2010–Aug 2011
11-Month
40.64"
(1,032.26mm)
39.77"
(1,010.16mm)
0.87"
(22.10mm)
70th Driest Driest since: 2008 1966
55th Wettest Wettest since: 2010 1958
Sep 2010–Aug 2011
12-Month
44.35"
(1,126.49mm)
43.36"
(1,101.34mm)
0.99"
(25.15mm)
74th Driest Driest since: 2008 1966
51st Wettest Wettest since: 2010 1958
Mar 2010–Aug 2011
18-Month
64.73"
(1,644.14mm)
66.82"
(1,697.23mm)
-2.09"
(-53.09mm)
50th Driest Driest since: 2008 1966
75th Wettest Wettest since: 2010 1984
Sep 2009–Aug 2011
24-Month
95.52"
(2,426.21mm)
86.56"
(2,198.62mm)
8.96"
(227.59mm)
97th Driest Driest since: 2009 1966
27th Wettest Wettest since: 2010 2004
Sep 2008–Aug 2011
36-Month
143.56"
(3,646.42mm)
129.84"
(3,297.94mm)
13.72"
(348.48mm)
111th Driest Driest since: 2010 1966
12th Wettest Wettest since: 2005 2005
Sep 2007–Aug 2011
48-Month
182.19"
(4,627.63mm)
173.06"
(4,395.72mm)
9.13"
(231.91mm)
91st Driest Driest since: 2009 1966
31st Wettest Wettest since: 2010 1939
Sep 2006–Aug 2011
60-Month
228.09"
(5,793.49mm)
216.24"
(5,492.50mm)
11.85"
(300.99mm)
91st Driest Driest since: 2010 1966
30th Wettest Wettest since: 2007 1937

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published December 2019, retrieved on December 11, 2019 from https://www.ncdc.noaa.gov/cag/