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, August 1989

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
August 1989
1-Month
5.34"
(135.64mm)
4.59"
(116.59mm)
0.75"
(19.05mm)
91st Driest
Driest since:
2008
38th Wettest
Wettest since:
1967
Jul–Aug 1989
2-Month
13.76"
(349.50mm)
8.90"
(226.06mm)
4.86"
(123.44mm)
118th Driest
Driest since:
1966
11th Wettest
Wettest since:
1919
Jun–Aug 1989
3-Month
20.41"
(518.41mm)
12.54"
(318.52mm)
7.87"
(199.89mm)
125th Driest
Driest since:
1966
4th Wettest
Wettest since:
2013
May–Aug 1989
4-Month
25.49"
(647.45mm)
16.10"
(408.94mm)
9.39"
(238.51mm)
126th Driest
Driest since:
1964
3rd Wettest
Wettest since:
1919
Apr–Aug 1989
5-Month
30.47"
(773.94mm)
19.58"
(497.33mm)
10.89"
(276.61mm)
127th Driest
Driest since:
1957
2nd Wettest
Wettest since:
1919
Mar–Aug 1989
6-Month
36.85"
(935.99mm)
23.55"
(598.17mm)
13.30"
(337.82mm)
128th Driest
Driest since:
1930
1st Wettest
Wettest to Date
1989
Feb–Aug 1989
7-Month
40.16"
(1,020.06mm)
26.60"
(675.64mm)
13.56"
(344.42mm)
127th Driest
Driest since:
1930
2nd Wettest
Wettest since:
1958
Jan–Aug 1989
8-Month
42.82"
(1,087.63mm)
30.09"
(764.29mm)
12.73"
(323.34mm)
127th Driest
Driest since:
1930
2nd Wettest
Wettest since:
1958
Dec 1988–Aug 1989
9-Month
43.54"
(1,105.92mm)
33.55"
(852.17mm)
9.99"
(253.75mm)
122nd Driest
Driest since:
1930
6th Wettest
Wettest since:
1958
Nov 1988–Aug 1989
10-Month
48.48"
(1,231.39mm)
36.62"
(930.15mm)
11.86"
(301.24mm)
124th Driest
Driest since:
1977
4th Wettest
Wettest since:
1958
Oct 1988–Aug 1989
11-Month
51.00"
(1,295.40mm)
39.77"
(1,010.16mm)
11.23"
(285.24mm)
121st Driest
Driest since:
1966
7th Wettest
Wettest since:
1958
Sep 1988–Aug 1989
12-Month
53.51"
(1,359.15mm)
43.36"
(1,101.34mm)
10.15"
(257.81mm)
115th Driest
Driest since:
1966
13th Wettest
Wettest since:
1958
Mar 1988–Aug 1989
18-Month
74.25"
(1,885.95mm)
66.82"
(1,697.23mm)
7.43"
(188.72mm)
94th Driest
Driest since:
1966
34th Wettest
Wettest since:
1984
Sep 1987–Aug 1989
24-Month
94.16"
(2,391.66mm)
86.56"
(2,198.62mm)
7.60"
(193.04mm)
95th Driest
Driest since:
1966
32nd Wettest
Wettest since:
2004
Sep 1986–Aug 1989
36-Month
133.26"
(3,384.80mm)
129.84"
(3,297.94mm)
3.42"
(86.86mm)
69th Driest
Driest since:
1966
57th Wettest
Wettest since:
2005
Sep 1985–Aug 1989
48-Month
168.21"
(4,272.53mm)
173.06"
(4,395.72mm)
-4.85"
(-123.19mm)
43rd Driest
Driest since:
1966
82nd Wettest
Wettest since:
1939
Sep 1984–Aug 1989
60-Month
203.03"
(5,156.96mm)
216.24"
(5,492.50mm)
-13.21"
(-335.54mm)
15th Driest
Driest since:
1966
109th Wettest
Wettest since:
1937
Ties: 1925

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