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 2019

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 2019
1-Month
3.20"
(81.28mm)
4.59"
(116.59mm)
-1.39"
(-35.31mm)
43rd Driest Driest since: 2016 2008
83rd Wettest Wettest since: 2018 1967
Jul–Aug 2019
2-Month
6.67"
(169.42mm)
8.90"
(226.06mm)
-2.23"
(-56.64mm)
38th Driest Driest since: 2015 1966
88th Wettest Wettest since: 2018 1919
Jun–Aug 2019
3-Month
11.83"
(300.48mm)
12.54"
(318.52mm)
-0.71"
(-18.04mm)
54th Driest Driest since: 2010 1966
72nd Wettest Wettest since: 2018 2013
May–Aug 2019
4-Month
16.33"
(414.78mm)
16.10"
(408.94mm)
0.23"
(5.84mm)
65th Driest Driest since: 2014 1964
61st Wettest Wettest since: 2018 1919
Apr–Aug 2019
5-Month
19.90"
(505.46mm)
19.58"
(497.33mm)
0.32"
(8.13mm)
67th Driest Driest since: 2015 1957
59th Wettest Wettest since: 2018 1919
Mar–Aug 2019
6-Month
23.52"
(597.41mm)
23.55"
(598.17mm)
-0.03"
(-0.76mm)
66th Driest Driest since: 2016 1930
60th Wettest Wettest since: 2018 1989
Feb–Aug 2019
7-Month
26.97"
(685.04mm)
26.60"
(675.64mm)
0.37"
(9.40mm)
69th Driest Driest since: 2016 1930
57th Wettest Wettest since: 2018 1958
Ties: 1911, 1935
Jan–Aug 2019
8-Month
30.42"
(772.67mm)
30.09"
(764.29mm)
0.33"
(8.38mm)
68th Driest Driest since: 2016 1930
58th Wettest Wettest since: 2018 1958
Dec 2018–Aug 2019
9-Month
35.24"
(895.10mm)
33.55"
(852.17mm)
1.69"
(42.93mm)
79th Driest Driest since: 2016 1930
46th Wettest Wettest since: 2018 1958
Nov 2018–Aug 2019
10-Month
42.09"
(1,069.09mm)
36.62"
(930.15mm)
5.47"
(138.94mm)
100th Driest Driest since: 2018 1977
25th Wettest Wettest since: 2013 1958
Oct 2018–Aug 2019
11-Month
47.13"
(1,197.10mm)
39.77"
(1,010.16mm)
7.36"
(186.94mm)
108th Driest Driest since: 2018 1966
17th Wettest Wettest since: 2013 1958
Sep 2018–Aug 2019
12-Month
53.74"
(1,365.00mm)
43.36"
(1,101.34mm)
10.38"
(263.66mm)
112th Driest Driest since: 2018 1966
13th Wettest Wettest since: 2013 1958
Mar 2018–Aug 2019
18-Month
82.49"
(2,095.25mm)
66.82"
(1,697.23mm)
15.67"
(398.02mm)
121st Driest Driest since: 2018 1966
4th Wettest Wettest since: 1990 1984
Sep 2017–Aug 2019
24-Month
99.69"
(2,532.13mm)
86.56"
(2,198.62mm)
13.13"
(333.51mm)
112th Driest Driest since: 2018 1966
12th Wettest Wettest since: 2004 2004
Sep 2016–Aug 2019
36-Month
151.56"
(3,849.62mm)
129.84"
(3,297.94mm)
21.72"
(551.68mm)
119th Driest Driest since: 2018 1966
4th Wettest Wettest since: 2005 2005
Sep 2015–Aug 2019
48-Month
195.32"
(4,961.13mm)
173.06"
(4,395.72mm)
22.26"
(565.41mm)
116th Driest Driest since: 2018 1966
6th Wettest Wettest since: 2006 1939
Sep 2014–Aug 2019
60-Month
240.75"
(6,115.05mm)
216.24"
(5,492.50mm)
24.51"
(622.55mm)
115th Driest Driest since: 2018 1966
6th 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 12, 2019 from https://www.ncdc.noaa.gov/cag/