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, September 1936

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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
September 1936
1-Month 		4.57"
(116.08mm)		 3.60"
(91.44mm)		 0.97"
(24.64mm)		 99th Driest
Driest since:
 1941
30th Wettest
Wettest since:
 1935
Aug–Sep 1936
2-Month 		10.06"
(255.52mm)		 8.19"
(208.03mm)		 1.87"
(47.49mm)		 99th Driest
Driest since:
 2005
30th Wettest
Wettest since:
 1928
Jul–Sep 1936
3-Month 		13.90"
(353.06mm)		 12.50"
(317.50mm)		 1.40"
(35.56mm)		 86th Driest
Driest since:
 1968
43rd Wettest
Wettest since:
 1938
Jun–Sep 1936
4-Month 		17.65"
(448.31mm)		 16.14"
(409.96mm)		 1.51"
(38.35mm)		 80th Driest
Driest since:
 1968
49th Wettest
Wettest since:
 1938
May–Sep 1936
5-Month 		19.06"
(484.12mm)		 19.70"
(500.38mm)		 -0.64"
(-16.26mm)		 59th Driest
Driest since:
 1964
70th Wettest
Wettest since:
 1989
Apr–Sep 1936
6-Month 		21.93"
(557.02mm)		 23.18"
(588.77mm)		 -1.25"
(-31.75mm)		 56th Driest
Driest since:
 1986
73rd Wettest
Wettest since:
 1989
Mar–Sep 1936
7-Month 		27.18"
(690.37mm)		 27.16"
(689.86mm)		 0.02"
(0.51mm)		 67th Driest
Driest since:
 1986
62nd Wettest
Wettest since:
 1989
Feb–Sep 1936
8-Month 		31.61"
(802.89mm)		 30.20"
(767.08mm)		 1.41"
(35.81mm)		 77th Driest
Driest since:
 1930
52nd Wettest
Wettest since:
 1989
Jan–Sep 1936
9-Month 		38.62"
(980.95mm)		 33.69"
(855.73mm)		 4.93"
(125.22mm)		 103rd Driest
Driest since:
 1930
26th Wettest
Wettest since:
 1989
Dec 1935–Sep 1936
10-Month 		40.90"
(1,038.86mm)		 37.15"
(943.61mm)		 3.75"
(95.25mm)		 93rd Driest
Driest since:
 1986
35th Wettest
Wettest since:
 1958
Nov 1935–Sep 1936
11-Month 		45.75"
(1,162.05mm)		 40.22"
(1,021.59mm)		 5.53"
(140.46mm)		 99th Driest
Driest since:
 1930
29th Wettest
Wettest since:
 1958
Oct 1935–Sep 1936
12-Month 		48.48"
(1,231.39mm)		 43.37"
(1,101.60mm)		 5.11"
(129.79mm)		 94th Driest
Driest since:
 1986
34th Wettest
Wettest since:
 2003
Apr 1935–Sep 1936
18-Month 		80.67"
(2,049.02mm)		 66.48"
(1,688.59mm)		 14.19"
(360.43mm)		 122nd Driest
Driest since:
 1966
6th Wettest
Wettest since:
 2010
Oct 1934–Sep 1936
24-Month 		100.23"
(2,545.84mm)		 86.63"
(2,200.40mm)		 13.60"
(345.44mm)		 118th Driest
Driest since:
 1966
9th Wettest
Wettest since:
 2004
Oct 1933–Sep 1936
36-Month 		147.54"
(3,747.52mm)		 129.92"
(3,299.97mm)		 17.62"
(447.55mm)		 117th Driest
Driest since:
 1966
9th Wettest
Wettest since:
 1935
Oct 1932–Sep 1936
48-Month 		204.98"
(5,206.49mm)		 173.15"
(4,398.01mm)		 31.83"
(808.48mm)		 124th Driest
Driest since:
 1966
1st Wettest
Wettest to Date
 1936
Oct 1931–Sep 1936
60-Month 		241.69"
(6,138.93mm)		 216.34"
(5,495.04mm)		 25.35"
(643.89mm)		 119th Driest
Driest since:
 1966
5th Wettest
Wettest to Date
 1937

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