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, June 1964

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
June 1964
1-Month 		1.36"
(34.54mm)		 3.64"
(92.46mm)		 -2.28"
(-57.92mm)		 4th Driest
Driest since:
 1988
125th Wettest
Wettest since:
 2006
May–Jun 1964
2-Month 		1.75"
(44.45mm)		 7.19"
(182.63mm)		 -5.44"
(-138.18mm)		 1st Driest
Driest since:
 1964
128th Wettest
Wettest since:
 1948
Apr–Jun 1964
3-Month 		6.94"
(176.28mm)		 10.67"
(271.02mm)		 -3.73"
(-94.74mm)		 9th Driest
Driest since:
 1986
120th Wettest
Wettest since:
 1948
Mar–Jun 1964
4-Month 		9.88"
(250.95mm)		 14.65"
(372.11mm)		 -4.77"
(-121.16mm)		 8th Driest
Driest since:
 1986
121st Wettest
Wettest since:
 1983
Feb–Jun 1964
5-Month 		14.40"
(365.76mm)		 17.70"
(449.58mm)		 -3.30"
(-83.82mm)		 21st Driest
Driest since:
 1976
108th Wettest
Wettest since:
 1983
Jan–Jun 1964
6-Month 		18.82"
(478.03mm)		 21.19"
(538.23mm)		 -2.37"
(-60.20mm)		 35th Driest
Driest since:
 2012
94th Wettest
Wettest since:
 1948
Dec 1963–Jun 1964
7-Month 		21.00"
(533.40mm)		 24.65"
(626.11mm)		 -3.65"
(-92.71mm)		 32nd Driest
Driest since:
 1986
96th Wettest
Wettest since:
 1948, 1979
Ties: 1963
Nov 1963–Jun 1964
8-Month 		27.25"
(692.15mm)		 27.71"
(703.83mm)		 -0.46"
(-11.68mm)		 61st Driest
Driest since:
 1977
67th Wettest
Wettest since:
 1948
Oct 1963–Jun 1964
9-Month 		27.37"
(695.20mm)		 30.87"
(784.10mm)		 -3.50"
(-88.90mm)		 35th Driest
Driest since:
 1986
93rd Wettest
Wettest since:
 2003
Sep 1963–Jun 1964
10-Month 		32.19"
(817.63mm)		 34.46"
(875.28mm)		 -2.27"
(-57.65mm)		 50th Driest
Driest since:
 2002
78th Wettest
Wettest since:
 2003
Aug 1963–Jun 1964
11-Month 		35.21"
(894.33mm)		 39.04"
(991.62mm)		 -3.83"
(-97.29mm)		 37th Driest
Driest since:
 1985
91st Wettest
Wettest since:
 1972
Jul 1963–Jun 1964
12-Month 		36.87"
(936.50mm)		 43.33"
(1,100.58mm)		 -6.46"
(-164.08mm)		 21st Driest
Driest since:
 1969
107th Wettest
Wettest since:
 2021
Jan 1963–Jun 1964
18-Month 		54.75"
(1,390.65mm)		 64.47"
(1,637.54mm)		 -9.72"
(-246.89mm)		 10th Driest
Driest since:
 1931
118th Wettest
Wettest since:
 2019
Jul 1962–Jun 1964
24-Month 		72.48"
(1,840.99mm)		 86.54"
(2,198.12mm)		 -14.06"
(-357.13mm)		 8th Driest
Driest since:
 1931
119th Wettest
Wettest since:
 2019
Jul 1961–Jun 1964
36-Month 		113.42"
(2,880.87mm)		 129.87"
(3,298.70mm)		 -16.45"
(-417.83mm)		 7th Driest
Driest since:
 1966
119th Wettest
Wettest since:
 1937
Jul 1960–Jun 1964
48-Month 		165.30"
(4,198.62mm)		 173.13"
(4,397.50mm)		 -7.83"
(-198.88mm)		 27th Driest
Driest since:
 1966
98th Wettest
Wettest since:
 1937
Jul 1959–Jun 1964
60-Month 		211.37"
(5,368.80mm)		 216.27"
(5,493.26mm)		 -4.90"
(-124.46mm)		 35th Driest
Driest since:
 1967
89th Wettest
Wettest since:
 1939

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