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 1979

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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 1979 1-Month	4.04" (102.62mm)	4.31" (109.47mm)	-0.27" (-6.85mm)	64th Driest	Driest since: 1977	1974
July 1979 1-Month	4.04" (102.62mm)	4.31" (109.47mm)	-0.27" (-6.85mm)	65th Wettest	Wettest since: 1978	1938
Jun–Jul 1979 2-Month	8.77" (222.76mm)	7.95" (201.93mm)	0.82" (20.83mm)	83rd Driest	Driest since: 1978	1949
Jun–Jul 1979 2-Month	8.77" (222.76mm)	7.95" (201.93mm)	0.82" (20.83mm)	46th Wettest	Wettest since: 1975	2013
May–Jul 1979 3-Month	12.88" (327.15mm)	11.50" (292.10mm)	1.38" (35.05mm)	86th Driest	Driest since: 1977	1964
May–Jul 1979 3-Month	12.88" (327.15mm)	11.50" (292.10mm)	1.38" (35.05mm)	43rd Wettest	Wettest since: 1978	1989
Apr–Jul 1979 4-Month	16.26" (413.00mm)	14.98" (380.49mm)	1.28" (32.51mm)	83rd Driest	Driest since: 1978	1986
	16.26" (413.00mm)	14.98" (380.49mm)	1.28" (32.51mm)	46th Wettest	Wettest since: 1975	1989
	Ties: 1961
Mar–Jul 1979 5-Month	19.88" (504.95mm)	18.96" (481.58mm)	0.92" (23.37mm)	80th Driest	Driest since: 1977	1986
	19.88" (504.95mm)	18.96" (481.58mm)	0.92" (23.37mm)	49th Wettest	Wettest since: 1978	1989
	Ties: 2008
Feb–Jul 1979 6-Month	26.19" (665.23mm)	22.01" (559.05mm)	4.18" (106.18mm)	108th Driest	Driest since: 1978	1986
Feb–Jul 1979 6-Month	26.19" (665.23mm)	22.01" (559.05mm)	4.18" (106.18mm)	21st Wettest	Wettest since: 1975	1989
Jan–Jul 1979 7-Month	33.71" (856.23mm)	25.50" (647.70mm)	8.21" (208.53mm)	123rd Driest	Driest since: 1978	1977
Jan–Jul 1979 7-Month	33.71" (856.23mm)	25.50" (647.70mm)	8.21" (208.53mm)	6th Wettest	Wettest since: 1975	1989
Dec 1978–Jul 1979 8-Month	38.20" (970.28mm)	28.96" (735.58mm)	9.24" (234.70mm)	123rd Driest	Driest since: 1978	1986
	38.20" (970.28mm)	28.96" (735.58mm)	9.24" (234.70mm)	5th Wettest	Wettest since: 1975	1958
	Ties: 1989
Nov 1978–Jul 1979 9-Month	41.45" (1,052.83mm)	32.02" (813.31mm)	9.43" (239.52mm)	120th Driest	Driest since: 1977	1977
Nov 1978–Jul 1979 9-Month	41.45" (1,052.83mm)	32.02" (813.31mm)	9.43" (239.52mm)	8th Wettest	Wettest since: 1978	1984
Oct 1978–Jul 1979 10-Month	42.99" (1,091.95mm)	35.18" (893.57mm)	7.81" (198.38mm)	112th Driest	Driest since: 1977	2002
Oct 1978–Jul 1979 10-Month	42.99" (1,091.95mm)	35.18" (893.57mm)	7.81" (198.38mm)	16th Wettest	Wettest since: 1978	2003
Sep 1978–Jul 1979 11-Month	44.09" (1,119.89mm)	38.77" (984.76mm)	5.32" (135.13mm)	101st Driest	Driest since: 1977	2002
Sep 1978–Jul 1979 11-Month	44.09" (1,119.89mm)	38.77" (984.76mm)	5.32" (135.13mm)	27th Wettest	Wettest since: 1978	2003
Aug 1978–Jul 1979 12-Month	49.90" (1,267.46mm)	43.35" (1,101.09mm)	6.55" (166.37mm)	104th Driest	Driest since: 1977	1985
Aug 1978–Jul 1979 12-Month	49.90" (1,267.46mm)	43.35" (1,101.09mm)	6.55" (166.37mm)	24th Wettest	Wettest since: 1978	2003
Feb 1978–Jul 1979 18-Month	73.09" (1,856.49mm)	65.29" (1,658.37mm)	7.80" (198.12mm)	102nd Driest	Driest since: 1978	1931
Feb 1978–Jul 1979 18-Month	73.09" (1,856.49mm)	65.29" (1,658.37mm)	7.80" (198.12mm)	26th Wettest	Wettest since: 1973	1984
Aug 1977–Jul 1979 24-Month	104.03" (2,642.36mm)	86.54" (2,198.12mm)	17.49" (444.24mm)	122nd Driest	Driest since: 1978	1931
Aug 1977–Jul 1979 24-Month	104.03" (2,642.36mm)	86.54" (2,198.12mm)	17.49" (444.24mm)	5th Wettest	Wettest since: 1973	2004
Aug 1976–Jul 1979 36-Month	139.86" (3,552.44mm)	129.85" (3,298.19mm)	10.01" (254.25mm)	100th Driest	Driest since: 1978	1966
	139.86" (3,552.44mm)	129.85" (3,298.19mm)	10.01" (254.25mm)	26th Wettest	Wettest since: 1975	2005
	Ties: 2018
Aug 1975–Jul 1979 48-Month	178.41" (4,531.61mm)	173.06" (4,395.72mm)	5.35" (135.89mm)	76th Driest	Driest since: 1977	1966
Aug 1975–Jul 1979 48-Month	178.41" (4,531.61mm)	173.06" (4,395.72mm)	5.35" (135.89mm)	49th Wettest	Wettest since: 1978	1938
Aug 1974–Jul 1979 60-Month	230.11" (5,844.79mm)	216.21" (5,491.73mm)	13.90" (353.06mm)	98th Driest	Driest since: 1978	1966
Aug 1974–Jul 1979 60-Month	230.11" (5,844.79mm)	216.21" (5,491.73mm)	13.90" (353.06mm)	26th Wettest	Wettest since: 1976	1938

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Statewide Rankings, published May 2023, retrieved on May 27, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/statewide/rankings