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 1903

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 1903
1-Month
4.88"
(123.95mm)
4.59"
(116.59mm)
0.29"
(7.36mm)
82nd Driest
Driest since:
2008
47th Wettest
Wettest since:
1967
Ties: 1934
Jul–Aug 1903
2-Month
9.75"
(247.65mm)
8.90"
(226.06mm)
0.85"
(21.59mm)
75th Driest
Driest since:
1966
54th Wettest
Wettest since:
1919
Jun–Aug 1903
3-Month
13.67"
(347.22mm)
12.54"
(318.52mm)
1.13"
(28.70mm)
83rd Driest
Driest since:
1966
46th Wettest
Wettest since:
2013
Ties: 1956
May–Aug 1903
4-Month
15.22"
(386.59mm)
16.10"
(408.94mm)
-0.88"
(-22.35mm)
55th Driest
Driest since:
1964
74th Wettest
Wettest since:
1919
Apr–Aug 1903
5-Month
18.90"
(480.06mm)
19.58"
(497.33mm)
-0.68"
(-17.27mm)
58th Driest
Driest since:
1957
71st Wettest
Wettest since:
1919
Mar–Aug 1903
6-Month
25.41"
(645.41mm)
23.55"
(598.17mm)
1.86"
(47.24mm)
87th Driest
Driest since:
1930
42nd Wettest
Wettest since:
1989
Feb–Aug 1903
7-Month
30.69"
(779.53mm)
26.60"
(675.64mm)
4.09"
(103.89mm)
101st Driest
Driest since:
1930
28th Wettest
Wettest to Date
1958
Jan–Aug 1903
8-Month
34.11"
(866.39mm)
30.09"
(764.29mm)
4.02"
(102.10mm)
100th Driest
Driest since:
1930
29th Wettest
Wettest to Date
1958
Dec 1902–Aug 1903
9-Month
39.87"
(1,012.70mm)
33.55"
(852.17mm)
6.32"
(160.53mm)
111th Driest
Driest since:
1930
17th Wettest
Wettest to Date
1958
Nov 1902–Aug 1903
10-Month
43.01"
(1,092.45mm)
36.62"
(930.15mm)
6.39"
(162.30mm)
110th Driest
Driest since:
1977
18th Wettest
Wettest to Date
1958
Oct 1902–Aug 1903
11-Month
48.32"
(1,227.33mm)
39.77"
(1,010.16mm)
8.55"
(217.17mm)
113th Driest
Driest since:
1966
15th Wettest
Wettest to Date
1958
Sep 1902–Aug 1903
12-Month
54.20"
(1,376.68mm)
43.36"
(1,101.34mm)
10.84"
(275.34mm)
118th Driest
Driest since:
1966
10th Wettest
Wettest to Date
1958
Mar 1902–Aug 1903
18-Month
76.06"
(1,931.92mm)
66.82"
(1,697.23mm)
9.24"
(234.69mm)
108th Driest
Driest since:
1966
20th Wettest
Wettest to Date
1984
Sep 1901–Aug 1903
24-Month
97.84"
(2,485.14mm)
86.56"
(2,198.62mm)
11.28"
(286.52mm)
103rd Driest
Driest since:
1966
24th Wettest
Wettest to Date
2004
Sep 1900–Aug 1903
36-Month
140.03"
(3,556.76mm)
129.84"
(3,297.94mm)
10.19"
(258.82mm)
100th Driest
Driest since:
1966
26th Wettest
Wettest to Date
2005
Sep 1899–Aug 1903
48-Month
177.20"
(4,500.88mm)
173.06"
(4,395.72mm)
4.14"
(105.16mm)
65th Driest
Driest since:
1966
60th Wettest
Wettest to Date
1939
Sep 1898–Aug 1903
60-Month
221.68"
(5,630.67mm)
216.24"
(5,492.50mm)
5.44"
(138.17mm)
75th Driest
Driest since:
1966
49th Wettest
Wettest to Date
1937

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