Statewide Rankings

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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 1961

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
September 1961 1-Month	2.54" (64.52mm)	3.60" (91.44mm)	-1.06" (-26.92mm)	42nd Driest	Driest since: 1959	1941
September 1961 1-Month	2.54" (64.52mm)	3.60" (91.44mm)	-1.06" (-26.92mm)	87th Wettest	Wettest since: 1960	1935
Aug–Sep 1961 2-Month	5.83" (148.08mm)	8.19" (208.03mm)	-2.36" (-59.95mm)	30th Driest	Driest since: 1951	2005
Aug–Sep 1961 2-Month	5.83" (148.08mm)	8.19" (208.03mm)	-2.36" (-59.95mm)	99th Wettest	Wettest since: 1960	1928
Jul–Sep 1961 3-Month	9.66" (245.36mm)	12.51" (317.75mm)	-2.85" (-72.39mm)	33rd Driest	Driest since: 1957	1968
Jul–Sep 1961 3-Month	9.66" (245.36mm)	12.51" (317.75mm)	-2.85" (-72.39mm)	96th Wettest	Wettest since: 1960	1938
Jun–Sep 1961 4-Month	13.85" (351.79mm)	16.14" (409.96mm)	-2.29" (-58.17mm)	43rd Driest	Driest since: 1957	1968
Jun–Sep 1961 4-Month	13.85" (351.79mm)	16.14" (409.96mm)	-2.29" (-58.17mm)	86th Wettest	Wettest since: 1960	1938
May–Sep 1961 5-Month	18.28" (464.31mm)	19.70" (500.38mm)	-1.42" (-36.07mm)	53rd Driest	Driest since: 1957	1964
May–Sep 1961 5-Month	18.28" (464.31mm)	19.70" (500.38mm)	-1.42" (-36.07mm)	76th Wettest	Wettest since: 1960	1989
Apr–Sep 1961 6-Month	22.09" (561.09mm)	23.18" (588.77mm)	-1.09" (-27.68mm)	59th Driest	Driest since: 1957	1986
Apr–Sep 1961 6-Month	22.09" (561.09mm)	23.18" (588.77mm)	-1.09" (-27.68mm)	70th Wettest	Wettest since: 1960	1989
Mar–Sep 1961 7-Month	26.74" (679.20mm)	27.16" (689.86mm)	-0.42" (-10.66mm)	60th Driest	Driest since: 1957	1986
Mar–Sep 1961 7-Month	26.74" (679.20mm)	27.16" (689.86mm)	-0.42" (-10.66mm)	69th Wettest	Wettest since: 1960	1989
Feb–Sep 1961 8-Month	31.80" (807.72mm)	30.20" (767.08mm)	1.60" (40.64mm)	82nd Driest	Driest since: 1959	1930
	31.80" (807.72mm)	30.20" (767.08mm)	1.60" (40.64mm)	47th Wettest	Wettest since: 1960	1989
	Ties: 1896
Jan–Sep 1961 9-Month	34.84" (884.94mm)	33.69" (855.73mm)	1.15" (29.21mm)	79th Driest	Driest since: 1959	1930
Jan–Sep 1961 9-Month	34.84" (884.94mm)	33.69" (855.73mm)	1.15" (29.21mm)	50th Wettest	Wettest since: 1960	1989
Dec 1960–Sep 1961 10-Month	37.73" (958.34mm)	37.15" (943.61mm)	0.58" (14.73mm)	72nd Driest	Driest since: 1959	1986
Dec 1960–Sep 1961 10-Month	37.73" (958.34mm)	37.15" (943.61mm)	0.58" (14.73mm)	56th Wettest	Wettest since: 1960	1958
Nov 1960–Sep 1961 11-Month	39.47" (1,002.54mm)	40.22" (1,021.59mm)	-0.75" (-19.05mm)	63rd Driest	Driest since: 1959	1930
Nov 1960–Sep 1961 11-Month	39.47" (1,002.54mm)	40.22" (1,021.59mm)	-0.75" (-19.05mm)	65th Wettest	Wettest since: 1960	1958
Oct 1960–Sep 1961 12-Month	42.85" (1,088.39mm)	43.37" (1,101.60mm)	-0.52" (-13.21mm)	61st Driest	Driest since: 1959	1986
Oct 1960–Sep 1961 12-Month	42.85" (1,088.39mm)	43.37" (1,101.60mm)	-0.52" (-13.21mm)	67th Wettest	Wettest since: 1960	2003
Apr 1960–Sep 1961 18-Month	70.50" (1,790.70mm)	66.48" (1,688.59mm)	4.02" (102.11mm)	81st Driest	Driest since: 1959	1966
Apr 1960–Sep 1961 18-Month	70.50" (1,790.70mm)	66.48" (1,688.59mm)	4.02" (102.11mm)	47th Wettest	Wettest since: 1960	2010
Oct 1959–Sep 1961 24-Month	91.54" (2,325.12mm)	86.63" (2,200.40mm)	4.91" (124.72mm)	84th Driest	Driest since: 1960	1966
Oct 1959–Sep 1961 24-Month	91.54" (2,325.12mm)	86.63" (2,200.40mm)	4.91" (124.72mm)	43rd Wettest	Wettest since: 1959	2004
Oct 1958–Sep 1961 36-Month	130.39" (3,311.91mm)	129.92" (3,299.97mm)	0.47" (11.94mm)	53rd Driest	Driest since: 1957	1966
	130.39" (3,311.91mm)	129.92" (3,299.97mm)	0.47" (11.94mm)	73rd Wettest	Wettest since: 1960	1935
	Ties: 2007
Oct 1957–Sep 1961 48-Month	189.14" (4,804.16mm)	173.15" (4,398.01mm)	15.99" (406.15mm)	109th Driest	Driest since: 1960	1966
Oct 1957–Sep 1961 48-Month	189.14" (4,804.16mm)	173.15" (4,398.01mm)	15.99" (406.15mm)	16th Wettest	Wettest since: 1940	1936
Oct 1956–Sep 1961 60-Month	228.61" (5,806.69mm)	216.34" (5,495.04mm)	12.27" (311.65mm)	93rd Driest	Driest since: 1960	1966
Oct 1956–Sep 1961 60-Month	228.61" (5,806.69mm)	216.34" (5,495.04mm)	12.27" (311.65mm)	31st Wettest	Wettest since: 1952	1937

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published March 2023, retrieved on March 20, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings