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, May 1906

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 1906
1-Month
3.11"
(78.99mm)
3.56"
(90.42mm)
-0.45"
(-11.43mm)
55th Driest
Driest since:
1964
74th Wettest
Wettest since:
1948
Apr–May 1906
2-Month
5.35"
(135.89mm)
7.04"
(178.82mm)
-1.69"
(-42.93mm)
31st Driest
Driest since:
1942
98th Wettest
Wettest since:
1948
Ties: 1985
Mar–May 1906
3-Month
11.10"
(281.94mm)
11.01"
(279.65mm)
0.09"
(2.29mm)
72nd Driest
Driest since:
1986
57th Wettest
Wettest since:
1983
Feb–May 1906
4-Month
14.98"
(380.49mm)
14.06"
(357.12mm)
0.92"
(23.37mm)
87th Driest
Driest since:
2006
42nd Wettest
Wettest since:
1983
Jan–May 1906
5-Month
17.78"
(451.61mm)
17.55"
(445.77mm)
0.23"
(5.84mm)
78th Driest
Driest since:
2012
51st Wettest
Wettest since:
1948
Dec 1905–May 1906
6-Month
22.24"
(564.90mm)
21.01"
(533.65mm)
1.23"
(31.25mm)
82nd Driest
Driest since:
1986
46th Wettest
Wettest since:
1984
Nov 1905–May 1906
7-Month
23.27"
(591.06mm)
24.08"
(611.63mm)
-0.81"
(-20.57mm)
56th Driest
Driest since:
1977
72nd Wettest
Wettest since:
1984
Oct 1905–May 1906
8-Month
24.95"
(633.73mm)
27.23"
(691.64mm)
-2.28"
(-57.91mm)
46th Driest
Driest since:
2002
82nd Wettest
Wettest since:
1984
Sep 1905–May 1906
9-Month
29.23"
(742.44mm)
30.82"
(782.83mm)
-1.59"
(-40.39mm)
53rd Driest
Driest since:
2002
75th Wettest
Wettest since:
1984
Aug 1905–May 1906
10-Month
34.45"
(875.03mm)
35.41"
(899.41mm)
-0.96"
(-24.38mm)
64th Driest
Driest since:
1985
64th Wettest
Wettest since:
2010
Jul 1905–May 1906
11-Month
40.54"
(1,029.72mm)
39.69"
(1,008.13mm)
0.85"
(21.59mm)
68th Driest
Driest since:
1931
60th Wettest
Wettest since:
2021
Jun 1905–May 1906
12-Month
44.15"
(1,121.41mm)
43.32"
(1,100.33mm)
0.83"
(21.08mm)
65th Driest
Driest since:
1965
63rd Wettest
Wettest since:
2010
Dec 1904–May 1906
18-Month
65.50"
(1,663.70mm)
64.29"
(1,632.97mm)
1.21"
(30.73mm)
70th Driest
Driest since:
1931
57th Wettest
Wettest since:
1949
Jun 1904–May 1906
24-Month
86.28"
(2,191.51mm)
86.54"
(2,198.12mm)
-0.26"
(-6.61mm)
55th Driest
Driest since:
1931
72nd Wettest
Wettest since:
2019
Jun 1903–May 1906
36-Month
126.99"
(3,225.55mm)
129.85"
(3,298.19mm)
-2.86"
(-72.64mm)
47th Driest
Driest since:
1967
79th Wettest
Wettest since:
2005
Jun 1902–May 1906
48-Month
180.22"
(4,577.59mm)
173.12"
(4,397.25mm)
7.10"
(180.34mm)
85th Driest
Driest since:
1966
40th Wettest
Wettest since:
1939
Jun 1901–May 1906
60-Month
225.72"
(5,733.29mm)
216.25"
(5,492.75mm)
9.47"
(240.54mm)
83rd Driest
Driest since:
1967
41st Wettest
Wettest to Date
1939

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