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, April 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
April 1984 1-Month	2.95" (74.93mm)	2.52" (64.01mm)	0.43" (10.92mm)	105th Driest	Driest since: 1982	1987
April 1984 1-Month	2.95" (74.93mm)	2.52" (64.01mm)	0.43" (10.92mm)	24th Wettest	Wettest since: 1983	1957
Mar–Apr 1984 2-Month	5.70" (144.78mm)	5.03" (127.76mm)	0.67" (17.02mm)	104th Driest	Driest since: 1982	1910
Mar–Apr 1984 2-Month	5.70" (144.78mm)	5.03" (127.76mm)	0.67" (17.02mm)	25th Wettest	Wettest since: 1983	1973
Feb–Apr 1984 3-Month	7.81" (198.37mm)	7.16" (181.86mm)	0.65" (16.51mm)	98th Driest	Driest since: 1982	1910
Feb–Apr 1984 3-Month	7.81" (198.37mm)	7.16" (181.86mm)	0.65" (16.51mm)	31st Wettest	Wettest since: 1983	1983
Jan–Apr 1984 4-Month	9.16" (232.66mm)	9.48" (240.79mm)	-0.32" (-8.13mm)	55th Driest	Driest since: 1981	1910
	9.16" (232.66mm)	9.48" (240.79mm)	-0.32" (-8.13mm)	74th Wettest	Wettest since: 1983	1998
	Ties: 1914, 1917
Dec 1983–Apr 1984 5-Month	12.60" (320.04mm)	11.82" (300.23mm)	0.78" (19.81mm)	98th Driest	Driest since: 1982	1931
Dec 1983–Apr 1984 5-Month	12.60" (320.04mm)	11.82" (300.23mm)	0.78" (19.81mm)	30th Wettest	Wettest since: 1983	1983
Nov 1983–Apr 1984 6-Month	16.52" (419.61mm)	14.05" (356.87mm)	2.47" (62.74mm)	119th Driest	Driest since: 1982	1977
Nov 1983–Apr 1984 6-Month	16.52" (419.61mm)	14.05" (356.87mm)	2.47" (62.74mm)	9th Wettest	Wettest since: 1983	1983
Oct 1983–Apr 1984 7-Month	19.13" (485.90mm)	16.22" (411.99mm)	2.91" (73.91mm)	121st Driest	Driest since: 1982	1981
Oct 1983–Apr 1984 7-Month	19.13" (485.90mm)	16.22" (411.99mm)	2.91" (73.91mm)	7th Wettest	Wettest since: 1983	1983
Sep 1983–Apr 1984 8-Month	21.39" (543.31mm)	18.71" (475.23mm)	2.68" (68.08mm)	119th Driest	Driest since: 1982	1918
	21.39" (543.31mm)	18.71" (475.23mm)	2.68" (68.08mm)	9th Wettest	Wettest since: 1983	2019
	Ties: 1927
Aug 1983–Apr 1984 9-Month	23.76" (603.50mm)	21.33" (541.78mm)	2.43" (61.72mm)	113th Driest	Driest since: 1982	1918
	23.76" (603.50mm)	21.33" (541.78mm)	2.43" (61.72mm)	15th Wettest	Wettest since: 1983	2019
	Ties: 1958
Jul 1983–Apr 1984 10-Month	25.84" (656.34mm)	24.12" (612.65mm)	1.72" (43.69mm)	102nd Driest	Driest since: 1982	1931
Jul 1983–Apr 1984 10-Month	25.84" (656.34mm)	24.12" (612.65mm)	1.72" (43.69mm)	26th Wettest	Wettest since: 1983	2019
Jun 1983–Apr 1984 11-Month	28.79" (731.27mm)	27.04" (686.82mm)	1.75" (44.45mm)	101st Driest	Driest since: 1981	1931
	28.79" (731.27mm)	27.04" (686.82mm)	1.75" (44.45mm)	27th Wettest	Wettest since: 1983	2019
	Ties: 1920
May 1983–Apr 1984 12-Month	32.26" (819.40mm)	29.95" (760.73mm)	2.31" (58.67mm)	110th Driest	Driest since: 1981	1918
May 1983–Apr 1984 12-Month	32.26" (819.40mm)	29.95" (760.73mm)	2.31" (58.67mm)	18th Wettest	Wettest since: 1983	2019
Nov 1982–Apr 1984 18-Month	50.67" (1,287.02mm)	44.02" (1,118.11mm)	6.65" (168.91mm)	124th Driest	Driest since: 1983	1931
Nov 1982–Apr 1984 18-Month	50.67" (1,287.02mm)	44.02" (1,118.11mm)	6.65" (168.91mm)	3rd Wettest	Wettest since: 1974	2020
May 1982–Apr 1984 24-Month	67.68" (1,719.07mm)	59.92" (1,521.97mm)	7.76" (197.10mm)	121st Driest	Driest since: 1982	1955
May 1982–Apr 1984 24-Month	67.68" (1,719.07mm)	59.92" (1,521.97mm)	7.76" (197.10mm)	6th Wettest	Wettest since: 1983	2020
May 1981–Apr 1984 36-Month	100.19" (2,544.83mm)	89.88" (2,282.95mm)	10.31" (261.88mm)	124th Driest	Driest since: 1983	1955
May 1981–Apr 1984 36-Month	100.19" (2,544.83mm)	89.88" (2,282.95mm)	10.31" (261.88mm)	2nd Wettest	Wettest to Date	2020
May 1980–Apr 1984 48-Month	125.67" (3,192.02mm)	119.77" (3,042.16mm)	5.90" (149.86mm)	104th Driest	Driest since: 1983	1956
May 1980–Apr 1984 48-Month	125.67" (3,192.02mm)	119.77" (3,042.16mm)	5.90" (149.86mm)	21st Wettest	Wettest since: 1976	2019
May 1979–Apr 1984 60-Month	156.98" (3,987.29mm)	149.63" (3,800.60mm)	7.35" (186.69mm)	105th Driest	Driest since: 1983	1957
May 1979–Apr 1984 60-Month	156.98" (3,987.29mm)	149.63" (3,800.60mm)	7.35" (186.69mm)	19th Wettest	Wettest since: 1976	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published March 2023, retrieved on March 30, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings