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 1970

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  • Record Wettest
PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
July 1970
1-Month
4.49"
(114.05mm)
4.31"
(109.47mm)
0.18"
(4.58mm)
75th Driest
Driest since:
1974
54th Wettest
Wettest since:
1938
Jun–Jul 1970
2-Month
10.11"
(256.79mm)
7.95"
(201.93mm)
2.16"
(54.86mm)
103rd Driest
Driest since:
1949
26th Wettest
Wettest since:
2013
May–Jul 1970
3-Month
12.56"
(319.02mm)
11.50"
(292.10mm)
1.06"
(26.92mm)
79th Driest
Driest since:
1964
50th Wettest
Wettest since:
1989
Apr–Jul 1970
4-Month
17.39"
(441.71mm)
14.98"
(380.49mm)
2.41"
(61.22mm)
99th Driest
Driest since:
1986
30th Wettest
Wettest since:
1989
Mar–Jul 1970
5-Month
21.39"
(543.31mm)
18.96"
(481.58mm)
2.43"
(61.73mm)
100th Driest
Driest since:
1986
29th Wettest
Wettest since:
1989
Feb–Jul 1970
6-Month
23.81"
(604.77mm)
22.01"
(559.05mm)
1.80"
(45.72mm)
91st Driest
Driest since:
1986
38th Wettest
Wettest since:
1989
Ties: 1939
Jan–Jul 1970
7-Month
25.50"
(647.70mm)
25.50"
(647.70mm)
0.00"
(0.00mm)
72nd Driest
Driest since:
1977
57th Wettest
Wettest since:
1989
Ties: 2006
Dec 1969–Jul 1970
8-Month
33.05"
(839.47mm)
28.96"
(735.58mm)
4.09"
(103.89mm)
103rd Driest
Driest since:
1986
25th Wettest
Wettest since:
1958
Nov 1969–Jul 1970
9-Month
35.30"
(896.62mm)
32.02"
(813.31mm)
3.28"
(83.31mm)
90th Driest
Driest since:
1977
38th Wettest
Wettest since:
1984
Oct 1969–Jul 1970
10-Month
36.63"
(930.40mm)
35.18"
(893.57mm)
1.45"
(36.83mm)
78th Driest
Driest since:
2002
50th Wettest
Wettest since:
2003
Sep 1969–Jul 1970
11-Month
40.09"
(1,018.29mm)
38.77"
(984.76mm)
1.32"
(33.53mm)
76th Driest
Driest since:
2002
52nd Wettest
Wettest since:
2003
Aug 1969–Jul 1970
12-Month
46.25"
(1,174.75mm)
43.35"
(1,101.09mm)
2.90"
(73.66mm)
83rd Driest
Driest since:
1985
45th Wettest
Wettest since:
2003
Feb 1969–Jul 1970
18-Month
68.32"
(1,735.33mm)
65.29"
(1,658.37mm)
3.03"
(76.96mm)
79th Driest
Driest since:
1931
49th Wettest
Wettest since:
1984
Aug 1968–Jul 1970
24-Month
83.15"
(2,112.01mm)
86.54"
(2,198.12mm)
-3.39"
(-86.11mm)
40th Driest
Driest since:
1931
87th Wettest
Wettest since:
2004
Aug 1967–Jul 1970
36-Month
128.15"
(3,255.01mm)
129.85"
(3,298.19mm)
-1.70"
(-43.18mm)
46th Driest
Driest since:
1966
80th Wettest
Wettest since:
2005
Aug 1966–Jul 1970
48-Month
167.92"
(4,265.17mm)
173.06"
(4,395.72mm)
-5.14"
(-130.55mm)
35th Driest
Driest since:
1966
90th Wettest
Wettest since:
1938
Aug 1965–Jul 1970
60-Month
200.36"
(5,089.14mm)
216.21"
(5,491.73mm)
-15.85"
(-402.59mm)
10th Driest
Driest since:
1966
114th Wettest
Wettest since:
1938

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