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 1985

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 1985
1-Month
4.77"
(121.16mm)
3.56"
(90.42mm)
1.21"
(30.74mm)
103rd Driest
Driest since:
1964
26th Wettest
Wettest since:
1948
Apr–May 1985
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: 1906
Mar–May 1985
3-Month
7.53"
(191.26mm)
11.01"
(279.65mm)
-3.48"
(-88.39mm)
12th Driest
Driest since:
1986
117th Wettest
Wettest since:
1983
Feb–May 1985
4-Month
10.17"
(258.32mm)
14.06"
(357.12mm)
-3.89"
(-98.80mm)
12th Driest
Driest since:
2006
117th Wettest
Wettest since:
1983
Jan–May 1985
5-Month
12.60"
(320.04mm)
17.55"
(445.77mm)
-4.95"
(-125.73mm)
10th Driest
Driest since:
2012
119th Wettest
Wettest since:
1948
Dec 1984–May 1985
6-Month
14.26"
(362.20mm)
21.01"
(533.65mm)
-6.75"
(-171.45mm)
5th Driest
Driest since:
1986
123rd Wettest
Wettest since:
1984
Nov 1984–May 1985
7-Month
16.73"
(424.94mm)
24.08"
(611.63mm)
-7.35"
(-186.69mm)
2nd Driest
Driest since:
1977
126th Wettest
Wettest since:
1984
Oct 1984–May 1985
8-Month
19.39"
(492.51mm)
27.23"
(691.64mm)
-7.84"
(-199.13mm)
3rd Driest
Driest since:
2002
125th Wettest
Wettest since:
1984
Sep 1984–May 1985
9-Month
21.31"
(541.27mm)
30.82"
(782.83mm)
-9.51"
(-241.56mm)
2nd Driest
Driest since:
2002
126th Wettest
Wettest since:
1984
Aug 1984–May 1985
10-Month
23.20"
(589.28mm)
35.40"
(899.16mm)
-12.20"
(-309.88mm)
1st Driest
Driest since:
1985
127th Wettest
Wettest since:
2010
Jul 1984–May 1985
11-Month
28.66"
(727.96mm)
39.69"
(1,008.13mm)
-11.03"
(-280.17mm)
3rd Driest
Driest since:
1931
125th Wettest
Wettest since:
2021
Jun 1984–May 1985
12-Month
31.61"
(802.89mm)
43.32"
(1,100.33mm)
-11.71"
(-297.44mm)
3rd Driest
Driest since:
1965
125th Wettest
Wettest since:
2010
Dec 1983–May 1985
18-Month
62.50"
(1,587.50mm)
64.29"
(1,632.97mm)
-1.79"
(-45.47mm)
51st Driest
Driest since:
1931
76th Wettest
Wettest since:
1949
Jun 1983–May 1985
24-Month
85.32"
(2,167.13mm)
86.54"
(2,198.12mm)
-1.22"
(-30.99mm)
52nd Driest
Driest since:
1931
75th Wettest
Wettest since:
2019
Jun 1982–May 1985
36-Month
133.48"
(3,390.39mm)
129.85"
(3,298.19mm)
3.63"
(92.20mm)
68th Driest
Driest since:
1967
58th Wettest
Wettest since:
2005
Jun 1981–May 1985
48-Month
172.08"
(4,370.83mm)
173.12"
(4,397.25mm)
-1.04"
(-26.42mm)
50th Driest
Driest since:
1966
75th Wettest
Wettest since:
1939
Jun 1980–May 1985
60-Month
208.30"
(5,290.82mm)
216.25"
(5,492.75mm)
-7.95"
(-201.93mm)
28th Driest
Driest since:
1967
96th Wettest
Wettest since:
1939

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