Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Delaware

Precipitation Rankings, July 2013

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
July 2013
1-Month 		6.57"
(166.88mm)		 4.31"
(109.47mm)		 2.26"
(57.41mm)		 115th Driest
Driest since:
 1974
14th Wettest
Wettest since:
 1938
Jun–Jul 2013
2-Month 		16.13"
(409.70mm)		 7.95"
(201.93mm)		 8.18"
(207.77mm)		 128th Driest
Driest since:
 1949
1st Wettest
Wettest to Date
 2013
May–Jul 2013
3-Month 		19.02"
(483.11mm)		 11.50"
(292.10mm)		 7.52"
(191.01mm)		 124th Driest
Driest since:
 1964
5th Wettest
Wettest since:
 1989
Apr–Jul 2013
4-Month 		22.70"
(576.58mm)		 14.98"
(380.49mm)		 7.72"
(196.09mm)		 125th Driest
Driest since:
 1986
4th Wettest
Wettest since:
 1989
Mar–Jul 2013
5-Month 		26.24"
(666.50mm)		 18.96"
(481.58mm)		 7.28"
(184.92mm)		 123rd Driest
Driest since:
 1986
6th Wettest
Wettest since:
 1989
Feb–Jul 2013
6-Month 		28.91"
(734.31mm)		 22.01"
(559.05mm)		 6.90"
(175.26mm)		 120th Driest
Driest since:
 1986
9th Wettest
Wettest since:
 1989
Jan–Jul 2013
7-Month 		31.94"
(811.28mm)		 25.50"
(647.70mm)		 6.44"
(163.58mm)		 117th Driest
Driest since:
 1977
12th Wettest
Wettest since:
 1989
Dec 2012–Jul 2013
8-Month 		35.90"
(911.86mm)		 28.96"
(735.58mm)		 6.94"
(176.28mm)		 114th Driest
Driest since:
 1986
14th Wettest
Wettest since:
 1958
Nov 2012–Jul 2013
9-Month 		36.88"
(936.75mm)		 32.02"
(813.31mm)		 4.86"
(123.44mm)		 104th Driest
Driest since:
 1977
24th Wettest
Wettest since:
 1984
Oct 2012–Jul 2013
10-Month 		44.98"
(1,142.49mm)		 35.18"
(893.57mm)		 9.80"
(248.92mm)		 120th Driest
Driest since:
 2002
8th Wettest
Wettest since:
 2003
Sep 2012–Jul 2013
11-Month 		48.74"
(1,238.00mm)		 38.77"
(984.76mm)		 9.97"
(253.24mm)		 117th Driest
Driest since:
 2002
11th Wettest
Wettest since:
 2003
Aug 2012–Jul 2013
12-Month 		54.56"
(1,385.82mm)		 43.35"
(1,101.09mm)		 11.21"
(284.73mm)		 121st Driest
Driest since:
 1985
7th Wettest
Wettest since:
 2003
Feb 2012–Jul 2013
18-Month 		69.14"
(1,756.16mm)		 65.29"
(1,658.37mm)		 3.85"
(97.79mm)		 83rd Driest
Driest since:
 1931
45th Wettest
Wettest since:
 1984
Aug 2011–Jul 2013
24-Month 		94.99"
(2,412.75mm)		 86.54"
(2,198.12mm)		 8.45"
(214.63mm)		 99th Driest
Driest since:
 1931
28th Wettest
Wettest since:
 2004
Aug 2010–Jul 2013
36-Month 		132.68"
(3,370.07mm)		 129.85"
(3,298.19mm)		 2.83"
(71.88mm)		 68th Driest
Driest since:
 1966
58th Wettest
Wettest since:
 2005
Aug 2009–Jul 2013
48-Month 		188.70"
(4,792.98mm)		 173.06"
(4,395.72mm)		 15.64"
(397.26mm)		 108th Driest
Driest since:
 1966
17th Wettest
Wettest since:
 1938
Aug 2008–Jul 2013
60-Month 		229.53"
(5,830.06mm)		 216.21"
(5,491.73mm)		 13.32"
(338.33mm)		 95th Driest
Driest since:
 1966
29th Wettest
Wettest since:
 1938

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