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, March 1971

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Record Wettest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Wettest/Driest Since	Record
March 1971 1-Month	2.08" (52.83mm)	2.51" (63.75mm)	-0.43" (-10.92mm)	19th Driest	Driest since: 1969	1910
March 1971 1-Month	2.08" (52.83mm)	2.51" (63.75mm)	-0.43" (-10.92mm)	110th Wettest	Wettest since: 1970	1973
Feb–Mar 1971 2-Month	4.45" (113.03mm)	4.64" (117.86mm)	-0.19" (-4.83mm)	56th Driest	Driest since: 1970	1910
Feb–Mar 1971 2-Month	4.45" (113.03mm)	4.64" (117.86mm)	-0.19" (-4.83mm)	73rd Wettest	Wettest since: 1962	1998
Jan–Mar 1971 3-Month	6.48" (164.59mm)	6.96" (176.78mm)	-0.48" (-12.19mm)	42nd Driest	Driest since: 1970	1910
	6.48" (164.59mm)	6.96" (176.78mm)	-0.48" (-12.19mm)	87th Wettest	Wettest since: 1969	1998
	Ties: 1917
Dec 1970–Mar 1971 4-Month	8.70" (220.98mm)	9.30" (236.22mm)	-0.60" (-15.24mm)	36th Driest	Driest since: 1967	1981
Dec 1970–Mar 1971 4-Month	8.70" (220.98mm)	9.30" (236.22mm)	-0.60" (-15.24mm)	92nd Wettest	Wettest since: 1970	1983, 1998
Nov 1970–Mar 1971 5-Month	10.90" (276.86mm)	11.53" (292.86mm)	-0.63" (-16.00mm)	41st Driest	Driest since: 1968	1977
Nov 1970–Mar 1971 5-Month	10.90" (276.86mm)	11.53" (292.86mm)	-0.63" (-16.00mm)	87th Wettest	Wettest since: 1970	1983
Oct 1970–Mar 1971 6-Month	13.78" (350.01mm)	13.70" (347.98mm)	0.08" (2.03mm)	71st Driest	Driest since: 1970	1918
	13.78" (350.01mm)	13.70" (347.98mm)	0.08" (2.03mm)	57th Wettest	Wettest since: 1969	1983
	Ties: 1908
Sep 1970–Mar 1971 7-Month	16.84" (427.74mm)	16.19" (411.23mm)	0.65" (16.51mm)	81st Driest	Driest since: 1970	1918
Sep 1970–Mar 1971 7-Month	16.84" (427.74mm)	16.19" (411.23mm)	0.65" (16.51mm)	47th Wettest	Wettest since: 1969	2019
Aug 1970–Mar 1971 8-Month	19.21" (487.93mm)	18.82" (478.03mm)	0.39" (9.90mm)	76th Driest	Driest since: 1970	1918
	19.21" (487.93mm)	18.82" (478.03mm)	0.39" (9.90mm)	52nd Wettest	Wettest since: 1969	2019
	Ties: 1922
Jul 1970–Mar 1971 9-Month	21.62" (549.15mm)	21.60" (548.64mm)	0.02" (0.51mm)	64th Driest	Driest since: 1970	1918
Jul 1970–Mar 1971 9-Month	21.62" (549.15mm)	21.60" (548.64mm)	0.02" (0.51mm)	64th Wettest	Wettest since: 1969	2019
Jun 1970–Mar 1971 10-Month	24.39" (619.51mm)	24.53" (623.06mm)	-0.14" (-3.55mm)	52nd Driest	Driest since: 1968	1918
Jun 1970–Mar 1971 10-Month	24.39" (619.51mm)	24.53" (623.06mm)	-0.14" (-3.55mm)	76th Wettest	Wettest since: 1970	2019
May 1970–Mar 1971 11-Month	27.00" (685.80mm)	27.43" (696.72mm)	-0.43" (-10.92mm)	47th Driest	Driest since: 1967	1918
May 1970–Mar 1971 11-Month	27.00" (685.80mm)	27.43" (696.72mm)	-0.43" (-10.92mm)	81st Wettest	Wettest since: 1970	2019
Apr 1970–Mar 1971 12-Month	29.78" (756.41mm)	29.96" (760.98mm)	-0.18" (-4.57mm)	52nd Driest	Driest since: 1967	1918
Apr 1970–Mar 1971 12-Month	29.78" (756.41mm)	29.96" (760.98mm)	-0.18" (-4.57mm)	76th Wettest	Wettest since: 1970	2016
Oct 1969–Mar 1971 18-Month	43.41" (1,102.61mm)	43.68" (1,109.47mm)	-0.27" (-6.86mm)	52nd Driest	Driest since: 1968	1918
Oct 1969–Mar 1971 18-Month	43.41" (1,102.61mm)	43.68" (1,109.47mm)	-0.27" (-6.86mm)	75th Wettest	Wettest since: 1970	2020
Apr 1969–Mar 1971 24-Month	59.68" (1,515.87mm)	59.92" (1,521.97mm)	-0.24" (-6.10mm)	57th Driest	Driest since: 1968	1955
Apr 1969–Mar 1971 24-Month	59.68" (1,515.87mm)	59.92" (1,521.97mm)	-0.24" (-6.10mm)	70th Wettest	Wettest since: 1970	2020
Apr 1968–Mar 1971 36-Month	91.39" (2,321.31mm)	89.87" (2,282.70mm)	1.52" (38.61mm)	77th Driest	Driest since: 1969	1955
Apr 1968–Mar 1971 36-Month	91.39" (2,321.31mm)	89.87" (2,282.70mm)	1.52" (38.61mm)	49th Wettest	Wettest since: 1970	2020
Apr 1967–Mar 1971 48-Month	121.31" (3,081.27mm)	119.76" (3,041.90mm)	1.55" (39.37mm)	71st Driest	Driest since: 1970	1957
Apr 1967–Mar 1971 48-Month	121.31" (3,081.27mm)	119.76" (3,041.90mm)	1.55" (39.37mm)	54th Wettest	Wettest since: 1961	2019
Apr 1966–Mar 1971 60-Month	147.95" (3,757.93mm)	149.62" (3,800.35mm)	-1.67" (-42.42mm)	51st Driest	Driest since: 1970	1957
Apr 1966–Mar 1971 60-Month	147.95" (3,757.93mm)	149.62" (3,800.35mm)	-1.67" (-42.42mm)	73rd Wettest	Wettest since: 1962	2020

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: National Rankings, published January 2023, retrieved on January 28, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/national/rankings