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, July 1988

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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
July 1988 1-Month	5.90" (149.86mm)	4.31" (109.47mm)	1.59" (40.39mm)	105th Driest	Driest since: 1987	1974
July 1988 1-Month	5.90" (149.86mm)	4.31" (109.47mm)	1.59" (40.39mm)	24th Wettest	Wettest since: 1975	1938
Jun–Jul 1988 2-Month	6.78" (172.21mm)	7.95" (201.93mm)	-1.17" (-29.72mm)	46th Driest	Driest since: 1987	1949
Jun–Jul 1988 2-Month	6.78" (172.21mm)	7.95" (201.93mm)	-1.17" (-29.72mm)	83rd Wettest	Wettest since: 1984	2013
May–Jul 1988 3-Month	11.30" (287.02mm)	11.50" (292.10mm)	-0.20" (-5.08mm)	61st Driest	Driest since: 1987	1964
May–Jul 1988 3-Month	11.30" (287.02mm)	11.50" (292.10mm)	-0.20" (-5.08mm)	68th Wettest	Wettest since: 1984	1989
Apr–Jul 1988 4-Month	14.25" (361.95mm)	14.98" (380.49mm)	-0.73" (-18.54mm)	55th Driest	Driest since: 1987	1986
Apr–Jul 1988 4-Month	14.25" (361.95mm)	14.98" (380.49mm)	-0.73" (-18.54mm)	74th Wettest	Wettest since: 1984	1989
Mar–Jul 1988 5-Month	17.02" (432.31mm)	18.96" (481.58mm)	-1.94" (-49.27mm)	34th Driest	Driest since: 1987	1986
Mar–Jul 1988 5-Month	17.02" (432.31mm)	18.96" (481.58mm)	-1.94" (-49.27mm)	95th Wettest	Wettest since: 1984	1989
Feb–Jul 1988 6-Month	21.14" (536.96mm)	22.01" (559.05mm)	-0.87" (-22.09mm)	52nd Driest	Driest since: 1987	1986
Feb–Jul 1988 6-Month	21.14" (536.96mm)	22.01" (559.05mm)	-0.87" (-22.09mm)	77th Wettest	Wettest since: 1984	1989
Jan–Jul 1988 7-Month	24.39" (619.51mm)	25.50" (647.70mm)	-1.11" (-28.19mm)	54th Driest	Driest since: 1987	1977
	24.39" (619.51mm)	25.50" (647.70mm)	-1.11" (-28.19mm)	75th Wettest	Wettest since: 1984	1989
	Ties: 1918
Dec 1987–Jul 1988 8-Month	27.12" (688.85mm)	28.96" (735.58mm)	-1.84" (-46.73mm)	49th Driest	Driest since: 1986	1986
	27.12" (688.85mm)	28.96" (735.58mm)	-1.84" (-46.73mm)	79th Wettest	Wettest since: 1987	1958
	Ties: 1942
Nov 1987–Jul 1988 9-Month	30.64" (778.26mm)	32.02" (813.31mm)	-1.38" (-35.05mm)	53rd Driest	Driest since: 1986	1977
	30.64" (778.26mm)	32.02" (813.31mm)	-1.38" (-35.05mm)	75th Wettest	Wettest since: 1987	1984
	Ties: 1964
Oct 1987–Jul 1988 10-Month	33.20" (843.28mm)	35.18" (893.57mm)	-1.98" (-50.29mm)	45th Driest	Driest since: 1986	2002
Oct 1987–Jul 1988 10-Month	33.20" (843.28mm)	35.18" (893.57mm)	-1.98" (-50.29mm)	83rd Wettest	Wettest since: 1987	2003
Sep 1987–Jul 1988 11-Month	36.93" (938.02mm)	38.77" (984.76mm)	-1.84" (-46.74mm)	57th Driest	Driest since: 1986	2002
Sep 1987–Jul 1988 11-Month	36.93" (938.02mm)	38.77" (984.76mm)	-1.84" (-46.74mm)	71st Wettest	Wettest since: 1987	2003
Aug 1987–Jul 1988 12-Month	38.56" (979.42mm)	43.35" (1,101.09mm)	-4.79" (-121.67mm)	28th Driest	Driest since: 1986	1985
Aug 1987–Jul 1988 12-Month	38.56" (979.42mm)	43.35" (1,101.09mm)	-4.79" (-121.67mm)	100th Wettest	Wettest since: 1987	2003
Feb 1987–Jul 1988 18-Month	54.52" (1,384.81mm)	65.29" (1,658.37mm)	-10.77" (-273.56mm)	9th Driest	Driest since: 1986	1931
Feb 1987–Jul 1988 18-Month	54.52" (1,384.81mm)	65.29" (1,658.37mm)	-10.77" (-273.56mm)	119th Wettest	Wettest since: 1987	1984
Aug 1986–Jul 1988 24-Month	80.54" (2,045.72mm)	86.54" (2,198.12mm)	-6.00" (-152.40mm)	30th Driest	Driest since: 1987	1931
Aug 1986–Jul 1988 24-Month	80.54" (2,045.72mm)	86.54" (2,198.12mm)	-6.00" (-152.40mm)	97th Wettest	Wettest since: 1985	2004
Aug 1985–Jul 1988 36-Month	117.99" (2,996.95mm)	129.85" (3,298.19mm)	-11.86" (-301.24mm)	12th Driest	Driest since: 1987	1966
Aug 1985–Jul 1988 36-Month	117.99" (2,996.95mm)	129.85" (3,298.19mm)	-11.86" (-301.24mm)	114th Wettest	Wettest since: 1986	2005
Aug 1984–Jul 1988 48-Month	147.69" (3,751.33mm)	173.06" (4,395.72mm)	-25.37" (-644.39mm)	4th Driest	Driest since: 1967	1966
Aug 1984–Jul 1988 48-Month	147.69" (3,751.33mm)	173.06" (4,395.72mm)	-25.37" (-644.39mm)	121st Wettest	Wettest since: 1987	1938
Aug 1983–Jul 1988 60-Month	203.65" (5,172.71mm)	216.21" (5,491.73mm)	-12.56" (-319.02mm)	16th Driest	Driest since: 1970	1966
Aug 1983–Jul 1988 60-Month	203.65" (5,172.71mm)	216.21" (5,491.73mm)	-12.56" (-319.02mm)	108th Wettest	Wettest since: 1987	1938

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on June 6, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings