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 1964

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
July 1964
1-Month
3.39"
(86.11mm)
4.31"
(109.47mm)
-0.92"
(-23.36mm)
45th Driest
Driest since:
1974
84th Wettest
Wettest since:
1938
Jun–Jul 1964
2-Month
4.75"
(120.65mm)
7.95"
(201.93mm)
-3.20"
(-81.28mm)
8th Driest
Driest since:
1949
121st Wettest
Wettest since:
2013
May–Jul 1964
3-Month
5.14"
(130.56mm)
11.50"
(292.10mm)
-6.36"
(-161.54mm)
1st Driest
Driest since:
1964
128th Wettest
Wettest since:
1989
Apr–Jul 1964
4-Month
10.33"
(262.38mm)
14.98"
(380.49mm)
-4.65"
(-118.11mm)
7th Driest
Driest since:
1986
122nd Wettest
Wettest since:
1989
Mar–Jul 1964
5-Month
13.27"
(337.06mm)
18.96"
(481.58mm)
-5.69"
(-144.52mm)
7th Driest
Driest since:
1986
122nd Wettest
Wettest since:
1989
Feb–Jul 1964
6-Month
17.79"
(451.87mm)
22.01"
(559.05mm)
-4.22"
(-107.18mm)
19th Driest
Driest since:
1986
110th Wettest
Wettest since:
1989
Jan–Jul 1964
7-Month
22.21"
(564.13mm)
25.50"
(647.70mm)
-3.29"
(-83.57mm)
30th Driest
Driest since:
1977
99th Wettest
Wettest since:
1989
Dec 1963–Jul 1964
8-Month
24.39"
(619.51mm)
28.96"
(735.58mm)
-4.57"
(-116.07mm)
22nd Driest
Driest since:
1986
106th Wettest
Wettest since:
1958
Nov 1963–Jul 1964
9-Month
30.64"
(778.26mm)
32.02"
(813.31mm)
-1.38"
(-35.05mm)
53rd Driest
Driest since:
1977
75th Wettest
Wettest since:
1984
Ties: 1988
Oct 1963–Jul 1964
10-Month
30.76"
(781.30mm)
35.18"
(893.57mm)
-4.42"
(-112.27mm)
29th Driest
Driest since:
2002
99th Wettest
Wettest since:
2003
Sep 1963–Jul 1964
11-Month
35.58"
(903.73mm)
38.77"
(984.76mm)
-3.19"
(-81.03mm)
38th Driest
Driest since:
2002
90th Wettest
Wettest since:
2003
Ties: 1976
Aug 1963–Jul 1964
12-Month
38.60"
(980.44mm)
43.35"
(1,101.09mm)
-4.75"
(-120.65mm)
30th Driest
Driest since:
1985
98th Wettest
Wettest since:
2003
Ties: 1957
Feb 1963–Jul 1964
18-Month
55.95"
(1,421.13mm)
65.29"
(1,658.37mm)
-9.34"
(-237.24mm)
14th Driest
Driest since:
1931
114th Wettest
Wettest since:
1984
Aug 1962–Jul 1964
24-Month
73.44"
(1,865.38mm)
86.54"
(2,198.12mm)
-13.10"
(-332.74mm)
6th Driest
Driest since:
1931
121st Wettest
Wettest since:
2004
Aug 1961–Jul 1964
36-Month
112.98"
(2,869.69mm)
129.85"
(3,298.19mm)
-16.87"
(-428.50mm)
7th Driest
Driest since:
1966
119th Wettest
Wettest since:
2005
Aug 1960–Jul 1964
48-Month
161.89"
(4,112.01mm)
173.06"
(4,395.72mm)
-11.17"
(-283.71mm)
16th Driest
Driest since:
1966
109th Wettest
Wettest since:
1938
Aug 1959–Jul 1964
60-Month
204.96"
(5,205.98mm)
216.21"
(5,491.73mm)
-11.25"
(-285.75mm)
19th Driest
Driest since:
1966
105th Wettest
Wettest since:
1938

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