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 2003

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
September 2003 1-Month	5.84" (148.34mm)	3.60" (91.44mm)	2.24" (56.90mm)	110th Driest	Driest since: 2001	1941
September 2003 1-Month	5.84" (148.34mm)	3.60" (91.44mm)	2.24" (56.90mm)	19th Wettest	Wettest since: 2002	1935
Aug–Sep 2003 2-Month	11.01" (279.65mm)	8.19" (208.03mm)	2.82" (71.62mm)	108th Driest	Driest since: 2002	2005
Aug–Sep 2003 2-Month	11.01" (279.65mm)	8.19" (208.03mm)	2.82" (71.62mm)	21st Wettest	Wettest since: 1999	1928
Jul–Sep 2003 3-Month	16.36" (415.54mm)	12.50" (317.50mm)	3.86" (98.04mm)	106th Driest	Driest since: 2002	1968
Jul–Sep 2003 3-Month	16.36" (415.54mm)	12.50" (317.50mm)	3.86" (98.04mm)	23rd Wettest	Wettest since: 1999	1938
Jun–Sep 2003 4-Month	22.76" (578.10mm)	16.14" (409.96mm)	6.62" (168.14mm)	119th Driest	Driest since: 2002	1968
Jun–Sep 2003 4-Month	22.76" (578.10mm)	16.14" (409.96mm)	6.62" (168.14mm)	10th Wettest	Wettest since: 1989	1938
May–Sep 2003 5-Month	27.55" (699.77mm)	19.70" (500.38mm)	7.85" (199.39mm)	119th Driest	Driest since: 2002	1964
May–Sep 2003 5-Month	27.55" (699.77mm)	19.70" (500.38mm)	7.85" (199.39mm)	10th Wettest	Wettest since: 1996	1989
Apr–Sep 2003 6-Month	31.01" (787.65mm)	23.18" (588.77mm)	7.83" (198.88mm)	118th Driest	Driest since: 2002	1986
Apr–Sep 2003 6-Month	31.01" (787.65mm)	23.18" (588.77mm)	7.83" (198.88mm)	11th Wettest	Wettest since: 1996	1989
Mar–Sep 2003 7-Month	35.14" (892.56mm)	27.16" (689.86mm)	7.98" (202.70mm)	118th Driest	Driest since: 2002	1986
Mar–Sep 2003 7-Month	35.14" (892.56mm)	27.16" (689.86mm)	7.98" (202.70mm)	11th Wettest	Wettest since: 2000	1989
Feb–Sep 2003 8-Month	41.39" (1,051.31mm)	30.20" (767.08mm)	11.19" (284.23mm)	126th Driest	Driest since: 2002	1930
Feb–Sep 2003 8-Month	41.39" (1,051.31mm)	30.20" (767.08mm)	11.19" (284.23mm)	3rd Wettest	Wettest since: 1989	1989
Jan–Sep 2003 9-Month	42.98" (1,091.69mm)	33.69" (855.73mm)	9.29" (235.96mm)	119th Driest	Driest since: 2002	1930
Jan–Sep 2003 9-Month	42.98" (1,091.69mm)	33.69" (855.73mm)	9.29" (235.96mm)	10th Wettest	Wettest since: 1996	1989
Dec 2002–Sep 2003 10-Month	47.07" (1,195.58mm)	37.15" (943.61mm)	9.92" (251.97mm)	122nd Driest	Driest since: 2002	1986
Dec 2002–Sep 2003 10-Month	47.07" (1,195.58mm)	37.15" (943.61mm)	9.92" (251.97mm)	6th Wettest	Wettest since: 1989	1958
Nov 2002–Sep 2003 11-Month	52.57" (1,335.28mm)	40.22" (1,021.59mm)	12.35" (313.69mm)	124th Driest	Driest since: 2002	1930
Nov 2002–Sep 2003 11-Month	52.57" (1,335.28mm)	40.22" (1,021.59mm)	12.35" (313.69mm)	4th Wettest	Wettest since: 1989	1958
Oct 2002–Sep 2003 12-Month	59.90" (1,521.46mm)	43.37" (1,101.60mm)	16.53" (419.86mm)	127th Driest	Driest since: 2002	1986
Oct 2002–Sep 2003 12-Month	59.90" (1,521.46mm)	43.37" (1,101.60mm)	16.53" (419.86mm)	1st Wettest	Wettest to Date	2003
Apr 2002–Sep 2003 18-Month	81.49" (2,069.85mm)	66.48" (1,688.59mm)	15.01" (381.26mm)	126th Driest	Driest since: 2002	1966
Apr 2002–Sep 2003 18-Month	81.49" (2,069.85mm)	66.48" (1,688.59mm)	15.01" (381.26mm)	2nd Wettest	Wettest to Date	2010
Oct 2001–Sep 2003 24-Month	92.99" (2,361.95mm)	86.63" (2,200.40mm)	6.36" (161.55mm)	91st Driest	Driest since: 2002	1966
Oct 2001–Sep 2003 24-Month	92.99" (2,361.95mm)	86.63" (2,200.40mm)	6.36" (161.55mm)	36th Wettest	Wettest since: 1997	2004
Oct 2000–Sep 2003 36-Month	134.24" (3,409.70mm)	129.92" (3,299.97mm)	4.32" (109.73mm)	73rd Driest	Driest since: 2002	1966
Oct 2000–Sep 2003 36-Month	134.24" (3,409.70mm)	129.92" (3,299.97mm)	4.32" (109.73mm)	53rd Wettest	Wettest since: 2000	1935
Oct 1999–Sep 2003 48-Month	183.54" (4,661.92mm)	173.15" (4,398.01mm)	10.39" (263.91mm)	96th Driest	Driest since: 2002	1966
Oct 1999–Sep 2003 48-Month	183.54" (4,661.92mm)	173.15" (4,398.01mm)	10.39" (263.91mm)	29th Wettest	Wettest since: 1999	1936
Oct 1998–Sep 2003 60-Month	226.82" (5,761.23mm)	216.34" (5,495.04mm)	10.48" (266.19mm)	90th Driest	Driest since: 2002	1966
Oct 1998–Sep 2003 60-Month	226.82" (5,761.23mm)	216.34" (5,495.04mm)	10.48" (266.19mm)	34th Wettest	Wettest since: 2000	1937

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published November 2022, retrieved on November 29, 2022 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings