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, August 2004

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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 2004 1-Month	6.51" (165.35mm)	4.59" (116.59mm)	1.92" (48.76mm)	105th Driest	Driest since: 2003	2008
August 2004 1-Month	6.51" (165.35mm)	4.59" (116.59mm)	1.92" (48.76mm)	24th Wettest	Wettest since: 1992	1967
Jul–Aug 2004 2-Month	12.36" (313.94mm)	8.90" (226.06mm)	3.46" (87.88mm)	110th Driest	Driest since: 2003	1966
Jul–Aug 2004 2-Month	12.36" (313.94mm)	8.90" (226.06mm)	3.46" (87.88mm)	19th Wettest	Wettest since: 1989	1919
Jun–Aug 2004 3-Month	15.79" (401.07mm)	12.54" (318.52mm)	3.25" (82.55mm)	102nd Driest	Driest since: 2002	1966
	15.79" (401.07mm)	12.54" (318.52mm)	3.25" (82.55mm)	27th Wettest	Wettest since: 2003	2013
	Ties: 1975
May–Aug 2004 4-Month	18.94" (481.08mm)	16.10" (408.94mm)	2.84" (72.14mm)	98th Driest	Driest since: 2002	1964
May–Aug 2004 4-Month	18.94" (481.08mm)	16.10" (408.94mm)	2.84" (72.14mm)	31st Wettest	Wettest since: 2003	1919
Apr–Aug 2004 5-Month	24.44" (620.78mm)	19.58" (497.33mm)	4.86" (123.45mm)	110th Driest	Driest since: 2002	1957
Apr–Aug 2004 5-Month	24.44" (620.78mm)	19.58" (497.33mm)	4.86" (123.45mm)	19th Wettest	Wettest since: 2003	1919
Mar–Aug 2004 6-Month	27.14" (689.36mm)	23.55" (598.17mm)	3.59" (91.19mm)	96th Driest	Driest since: 2002	1930
Mar–Aug 2004 6-Month	27.14" (689.36mm)	23.55" (598.17mm)	3.59" (91.19mm)	33rd Wettest	Wettest since: 2003	1989
Feb–Aug 2004 7-Month	29.35" (745.49mm)	26.60" (675.64mm)	2.75" (69.85mm)	90th Driest	Driest since: 2002	1930
Feb–Aug 2004 7-Month	29.35" (745.49mm)	26.60" (675.64mm)	2.75" (69.85mm)	39th Wettest	Wettest since: 2003	1958
Jan–Aug 2004 8-Month	31.66" (804.16mm)	30.09" (764.29mm)	1.57" (39.87mm)	83rd Driest	Driest since: 2002	1930
Jan–Aug 2004 8-Month	31.66" (804.16mm)	30.09" (764.29mm)	1.57" (39.87mm)	46th Wettest	Wettest since: 2003	1958
Dec 2003–Aug 2004 9-Month	37.49" (952.25mm)	33.55" (852.17mm)	3.94" (100.08mm)	96th Driest	Driest since: 2002	1930
Dec 2003–Aug 2004 9-Month	37.49" (952.25mm)	33.55" (852.17mm)	3.94" (100.08mm)	32nd Wettest	Wettest since: 2003	1958
Nov 2003–Aug 2004 10-Month	42.56" (1,081.02mm)	36.62" (930.15mm)	5.94" (150.87mm)	104th Driest	Driest since: 2002	1977
Nov 2003–Aug 2004 10-Month	42.56" (1,081.02mm)	36.62" (930.15mm)	5.94" (150.87mm)	24th Wettest	Wettest since: 2003	1958
Oct 2003–Aug 2004 11-Month	46.50" (1,181.10mm)	39.77" (1,010.16mm)	6.73" (170.94mm)	109th Driest	Driest since: 2002	1966
Oct 2003–Aug 2004 11-Month	46.50" (1,181.10mm)	39.77" (1,010.16mm)	6.73" (170.94mm)	19th Wettest	Wettest since: 2003	1958
Sep 2003–Aug 2004 12-Month	52.34" (1,329.44mm)	43.36" (1,101.34mm)	8.98" (228.10mm)	110th Driest	Driest since: 2002	1966
Sep 2003–Aug 2004 12-Month	52.34" (1,329.44mm)	43.36" (1,101.34mm)	8.98" (228.10mm)	18th Wettest	Wettest since: 2003	1958
Mar 2003–Aug 2004 18-Month	81.64" (2,073.66mm)	66.82" (1,697.23mm)	14.82" (376.43mm)	123rd Driest	Driest since: 2003	1966
Mar 2003–Aug 2004 18-Month	81.64" (2,073.66mm)	66.82" (1,697.23mm)	14.82" (376.43mm)	5th Wettest	Wettest since: 1990	1984
Sep 2002–Aug 2004 24-Month	112.54" (2,858.52mm)	86.56" (2,198.62mm)	25.98" (659.90mm)	126th Driest	Driest since: 2003	1966
Sep 2002–Aug 2004 24-Month	112.54" (2,858.52mm)	86.56" (2,198.62mm)	25.98" (659.90mm)	1st Wettest	Wettest to Date	2004
Sep 2001–Aug 2004 36-Month	141.59" (3,596.39mm)	129.84" (3,297.94mm)	11.75" (298.45mm)	107th Driest	Driest since: 2003	1966
Sep 2001–Aug 2004 36-Month	141.59" (3,596.39mm)	129.84" (3,297.94mm)	11.75" (298.45mm)	19th Wettest	Wettest since: 1998	2005
Sep 2000–Aug 2004 48-Month	186.22" (4,729.99mm)	173.06" (4,395.72mm)	13.16" (334.27mm)	104th Driest	Driest since: 2002	1966
Sep 2000–Aug 2004 48-Month	186.22" (4,729.99mm)	173.06" (4,395.72mm)	13.16" (334.27mm)	21st Wettest	Wettest since: 2003	1939
Sep 1999–Aug 2004 60-Month	240.41" (6,106.41mm)	216.24" (5,492.50mm)	24.17" (613.91mm)	116th Driest	Driest since: 2003	1966
Sep 1999–Aug 2004 60-Month	240.41" (6,106.41mm)	216.24" (5,492.50mm)	24.17" (613.91mm)	8th Wettest	Wettest since: 1940	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