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, September 1962

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
September 1962
1-Month 		3.24"
(82.30mm)		 3.60"
(91.44mm)		 -0.36"
(-9.14mm)		 59th Driest
Driest since:
 1941
70th Wettest
Wettest since:
 1935
Aug–Sep 1962
2-Month 		5.45"
(138.43mm)		 8.19"
(208.03mm)		 -2.74"
(-69.60mm)		 24th Driest
Driest since:
 2005
105th Wettest
Wettest since:
 1928
Jul–Sep 1962
3-Month 		7.88"
(200.15mm)		 12.51"
(317.75mm)		 -4.63"
(-117.60mm)		 10th Driest
Driest since:
 1968
119th Wettest
Wettest since:
 1938
Jun–Sep 1962
4-Month 		11.87"
(301.50mm)		 16.14"
(409.96mm)		 -4.27"
(-108.46mm)		 17th Driest
Driest since:
 1968
112th Wettest
Wettest since:
 1938
May–Sep 1962
5-Month 		13.50"
(342.90mm)		 19.70"
(500.38mm)		 -6.20"
(-157.48mm)		 7th Driest
Driest since:
 1964
122nd Wettest
Wettest since:
 1989
Apr–Sep 1962
6-Month 		17.34"
(440.44mm)		 23.18"
(588.77mm)		 -5.84"
(-148.33mm)		 11th Driest
Driest since:
 1986
118th Wettest
Wettest since:
 1989
Mar–Sep 1962
7-Month 		21.16"
(537.46mm)		 27.16"
(689.86mm)		 -6.00"
(-152.40mm)		 15th Driest
Driest since:
 1986
114th Wettest
Wettest since:
 1989
Feb–Sep 1962
8-Month 		24.98"
(634.49mm)		 30.20"
(767.08mm)		 -5.22"
(-132.59mm)		 18th Driest
Driest since:
 1930
111th Wettest
Wettest since:
 1989
Jan–Sep 1962
9-Month 		28.76"
(730.50mm)		 33.69"
(855.73mm)		 -4.93"
(-125.23mm)		 22nd Driest
Driest since:
 1930
107th Wettest
Wettest since:
 1989
Dec 1961–Sep 1962
10-Month 		32.50"
(825.50mm)		 37.15"
(943.61mm)		 -4.65"
(-118.11mm)		 29th Driest
Driest since:
 1986
99th Wettest
Wettest since:
 1958
Nov 1961–Sep 1962
11-Month 		34.48"
(875.79mm)		 40.22"
(1,021.59mm)		 -5.74"
(-145.80mm)		 22nd Driest
Driest since:
 1930
106th Wettest
Wettest since:
 1958
Oct 1961–Sep 1962
12-Month 		39.16"
(994.66mm)		 43.37"
(1,101.60mm)		 -4.21"
(-106.94mm)		 35th Driest
Driest since:
 1986
93rd Wettest
Wettest since:
 2003
Apr 1961–Sep 1962
18-Month 		61.25"
(1,555.75mm)		 66.48"
(1,688.59mm)		 -5.23"
(-132.84mm)		 36th Driest
Driest since:
 1966
92nd Wettest
Wettest since:
 2010
Ties: 2012
Oct 1960–Sep 1962
24-Month 		82.01"
(2,083.05mm)		 86.63"
(2,200.40mm)		 -4.62"
(-117.35mm)		 38th Driest
Driest since:
 1966
89th Wettest
Wettest since:
 2004
Oct 1959–Sep 1962
36-Month 		130.70"
(3,319.78mm)		 129.92"
(3,299.97mm)		 0.78"
(19.81mm)		 55th Driest
Driest since:
 1966
71st Wettest
Wettest since:
 1935
Oct 1958–Sep 1962
48-Month 		169.55"
(4,306.57mm)		 173.15"
(4,398.01mm)		 -3.60"
(-91.44mm)		 43rd Driest
Driest since:
 1966
82nd Wettest
Wettest since:
 1936
Oct 1957–Sep 1962
60-Month 		228.30"
(5,798.82mm)		 216.34"
(5,495.04mm)		 11.96"
(303.78mm)		 92nd Driest
Driest since:
 1966
32nd Wettest
Wettest since:
 1937

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