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, October 1921

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
October 1921
1-Month
1.01"
(25.65mm)
3.13"
(79.50mm)
-2.12"
(-53.85mm)
8th Driest
Driest since:
1963
121st Wettest
Wettest since:
2012
Sep–Oct 1921
2-Month
3.35"
(85.09mm)
6.73"
(170.94mm)
-3.38"
(-85.85mm)
5th Driest
Driest since:
1941
124th Wettest
Wettest since:
1935
Aug–Oct 1921
3-Month
6.33"
(160.78mm)
11.33"
(287.78mm)
-5.00"
(-127.00mm)
5th Driest
Driest since:
1930
124th Wettest
Wettest since:
2009
Jul–Oct 1921
4-Month
9.70"
(246.38mm)
15.64"
(397.26mm)
-5.94"
(-150.88mm)
5th Driest
Driest since:
1968
124th Wettest
Wettest since:
2020
Jun–Oct 1921
5-Month
11.58"
(294.13mm)
19.27"
(489.46mm)
-7.69"
(-195.33mm)
1st Driest
Driest since:
1921
128th Wettest
Wettest since:
1989
May–Oct 1921
6-Month
15.22"
(386.59mm)
22.83"
(579.88mm)
-7.61"
(-193.29mm)
5th Driest
Driest since:
1964
124th Wettest
Wettest since:
1989
Apr–Oct 1921
7-Month
18.64"
(473.46mm)
26.31"
(668.27mm)
-7.67"
(-194.81mm)
8th Driest
Driest since:
1930
121st Wettest
Wettest since:
1989
Mar–Oct 1921
8-Month
21.16"
(537.46mm)
30.29"
(769.37mm)
-9.13"
(-231.91mm)
3rd Driest
Driest since:
1930
126th Wettest
Wettest since:
1989
Feb–Oct 1921
9-Month
24.35"
(618.49mm)
33.33"
(846.58mm)
-8.98"
(-228.09mm)
6th Driest
Driest since:
1930
123rd Wettest
Wettest since:
1989
Jan–Oct 1921
10-Month
26.74"
(679.20mm)
36.82"
(935.23mm)
-10.08"
(-256.03mm)
4th Driest
Driest since:
1930
125th Wettest
Wettest since:
1989
Dec 1920–Oct 1921
11-Month
30.22"
(767.59mm)
40.29"
(1,023.37mm)
-10.07"
(-255.78mm)
3rd Driest
Driest since:
1930
125th Wettest
Wettest since:
1958
Nov 1920–Oct 1921
12-Month
35.55"
(902.97mm)
43.35"
(1,101.09mm)
-7.80"
(-198.12mm)
13th Driest
Driest since:
1930
115th Wettest
Wettest since:
1958
May 1920–Oct 1921
18-Month
59.27"
(1,505.46mm)
66.15"
(1,680.21mm)
-6.88"
(-174.75mm)
25th Driest
Driest since:
1930
103rd Wettest
Wettest since:
2010
Ties: 1982
Nov 1919–Oct 1921
24-Month
81.96"
(2,081.78mm)
86.62"
(2,200.15mm)
-4.66"
(-118.37mm)
37th Driest
Driest since:
1930
90th Wettest
Wettest since:
1979
Nov 1918–Oct 1921
36-Month
133.71"
(3,396.23mm)
129.89"
(3,299.21mm)
3.82"
(97.02mm)
71st Driest
Driest since:
1931
55th Wettest
Wettest since:
1937
Nov 1917–Oct 1921
48-Month
168.19"
(4,272.03mm)
173.11"
(4,396.99mm)
-4.92"
(-124.96mm)
37th Driest
Driest since:
1966
88th Wettest
Wettest since:
1938
Nov 1916–Oct 1921
60-Month
218.52"
(5,550.41mm)
216.32"
(5,494.53mm)
2.20"
(55.88mm)
57th Driest
Driest since:
1966
67th Wettest
Wettest since:
1937

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