National Rankings

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Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Contiguous U.S.

Precipitation Rankings, July 1984

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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 1984 1-Month	2.83" (71.88mm)	2.78" (70.61mm)	0.05" (1.27mm)	66th Driest	Driest since: 1983	1930
	2.83" (71.88mm)	2.78" (70.61mm)	0.05" (1.27mm)	63rd Wettest	Wettest since: 1982	1950, 1958
	Ties: 1933, 1987
Jun–Jul 1984 2-Month	5.76" (146.30mm)	5.70" (144.78mm)	0.06" (1.52mm)	57th Driest	Driest since: 1983	1930
	5.76" (146.30mm)	5.70" (144.78mm)	0.06" (1.52mm)	72nd Wettest	Wettest since: 1982	1928
	Ties: 1921
May–Jul 1984 3-Month	8.91" (226.31mm)	8.62" (218.95mm)	0.29" (7.36mm)	74th Driest	Driest since: 1983	1988
	8.91" (226.31mm)	8.62" (218.95mm)	0.29" (7.36mm)	55th Wettest	Wettest since: 1982	2015
	Ties: 1961
Apr–Jul 1984 4-Month	11.86" (301.24mm)	11.13" (282.70mm)	0.73" (18.54mm)	90th Driest	Driest since: 1983	1934
Apr–Jul 1984 4-Month	11.86" (301.24mm)	11.13" (282.70mm)	0.73" (18.54mm)	39th Wettest	Wettest since: 1982	2015
Mar–Jul 1984 5-Month	14.61" (371.09mm)	13.64" (346.46mm)	0.97" (24.63mm)	99th Driest	Driest since: 1981	1936
Mar–Jul 1984 5-Month	14.61" (371.09mm)	13.64" (346.46mm)	0.97" (24.63mm)	30th Wettest	Wettest since: 1983	1973
Feb–Jul 1984 6-Month	16.72" (424.69mm)	15.78" (400.81mm)	0.94" (23.88mm)	91st Driest	Driest since: 1981	1934
Feb–Jul 1984 6-Month	16.72" (424.69mm)	15.78" (400.81mm)	0.94" (23.88mm)	38th Wettest	Wettest since: 1983	2019
Jan–Jul 1984 7-Month	18.07" (458.98mm)	18.09" (459.49mm)	-0.02" (-0.51mm)	61st Driest	Driest since: 1981	1934
	18.07" (458.98mm)	18.09" (459.49mm)	-0.02" (-0.51mm)	68th Wettest	Wettest since: 1983	2019
	Ties: 2009
Dec 1983–Jul 1984 8-Month	21.51" (546.35mm)	20.44" (519.18mm)	1.07" (27.17mm)	92nd Driest	Driest since: 1981	1931
	21.51" (546.35mm)	20.44" (519.18mm)	1.07" (27.17mm)	36th Wettest	Wettest since: 1983	2019
	Ties: 2008
Nov 1983–Jul 1984 9-Month	25.43" (645.92mm)	22.66" (575.56mm)	2.77" (70.36mm)	116th Driest	Driest since: 1982	1934
Nov 1983–Jul 1984 9-Month	25.43" (645.92mm)	22.66" (575.56mm)	2.77" (70.36mm)	12th Wettest	Wettest since: 1983	2019
Oct 1983–Jul 1984 10-Month	28.04" (712.22mm)	24.83" (630.68mm)	3.21" (81.54mm)	117th Driest	Driest since: 1982	1934
Oct 1983–Jul 1984 10-Month	28.04" (712.22mm)	24.83" (630.68mm)	3.21" (81.54mm)	11th Wettest	Wettest since: 1983	2019
Sep 1983–Jul 1984 11-Month	30.30" (769.62mm)	27.33" (694.18mm)	2.97" (75.44mm)	115th Driest	Driest since: 1982	1934
Sep 1983–Jul 1984 11-Month	30.30" (769.62mm)	27.33" (694.18mm)	2.97" (75.44mm)	13th Wettest	Wettest since: 1983	2019
Aug 1983–Jul 1984 12-Month	32.67" (829.82mm)	29.95" (760.73mm)	2.72" (69.09mm)	112th Driest	Driest since: 1982	1918
Aug 1983–Jul 1984 12-Month	32.67" (829.82mm)	29.95" (760.73mm)	2.72" (69.09mm)	16th Wettest	Wettest since: 1983	2019
Feb 1983–Jul 1984 18-Month	50.75" (1,289.05mm)	45.74" (1,161.80mm)	5.01" (127.25mm)	122nd Driest	Driest since: 1982	1931
Feb 1983–Jul 1984 18-Month	50.75" (1,289.05mm)	45.74" (1,161.80mm)	5.01" (127.25mm)	6th Wettest	Wettest since: 1983	2019
Aug 1982–Jul 1984 24-Month	66.91" (1,699.51mm)	59.92" (1,521.97mm)	6.99" (177.54mm)	121st Driest	Driest since: 1983	1918
Aug 1982–Jul 1984 24-Month	66.91" (1,699.51mm)	59.92" (1,521.97mm)	6.99" (177.54mm)	6th Wettest	Wettest since: 1974	2020
Aug 1981–Jul 1984 36-Month	99.05" (2,515.87mm)	89.88" (2,282.95mm)	9.17" (232.92mm)	119th Driest	Driest since: 1983	1956
Aug 1981–Jul 1984 36-Month	99.05" (2,515.87mm)	89.88" (2,282.95mm)	9.17" (232.92mm)	7th Wettest	Wettest since: 1975	2019
Aug 1980–Jul 1984 48-Month	127.21" (3,231.13mm)	119.78" (3,042.41mm)	7.43" (188.72mm)	107th Driest	Driest since: 1983	1956
Aug 1980–Jul 1984 48-Month	127.21" (3,231.13mm)	119.78" (3,042.41mm)	7.43" (188.72mm)	18th Wettest	Wettest since: 1976	2019
Aug 1979–Jul 1984 60-Month	156.82" (3,983.23mm)	149.64" (3,800.86mm)	7.18" (182.37mm)	105th Driest	Driest since: 1983	1934
Aug 1979–Jul 1984 60-Month	156.82" (3,983.23mm)	149.64" (3,800.86mm)	7.18" (182.37mm)	19th Wettest	Wettest since: 1976	2019

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published May 2023, retrieved on June 4, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings