National Rankings

National Data Info
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 1986

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
March 1986
1-Month		1.98"
(50.29mm)		2.51"
(63.75mm)		-0.53"
(-13.46mm)		12th Driest
Driest since:
1910
117th Wettest
Wettest since:
1973
Ties: 1930, 1955
Feb–Mar 1986
2-Month		4.80"
(121.92mm)		4.64"
(117.86mm)		0.16"
(4.06mm)		80th Driest
Driest since:
1910
49th Wettest
Wettest since:
1998
Ties: 1900
Jan–Mar 1986
3-Month		6.25"
(158.75mm)		6.96"
(176.78mm)		-0.71"
(-18.03mm)		28th Driest
Driest since:
1910
101st Wettest
Wettest since:
1998
Dec 1985–Mar 1986
4-Month		7.71"
(195.83mm)		9.30"
(236.22mm)		-1.59"
(-40.39mm)		7th Driest
Driest since:
1981
121st Wettest
Wettest since:
1983, 1998
Nov 1985–Mar 1986
5-Month		11.25"
(285.75mm)		11.53"
(292.86mm)		-0.28"
(-7.11mm)		58th Driest
Driest since:
1977
70th Wettest
Wettest since:
1983
Ties: 1990
Oct 1985–Mar 1986
6-Month		14.43"
(366.52mm)		13.70"
(347.98mm)		0.73"
(18.54mm)		91st Driest
Driest since:
1918
37th Wettest
Wettest since:
1983
Sep 1985–Mar 1986
7-Month		17.43"
(442.72mm)		16.19"
(411.23mm)		1.24"
(31.49mm)		100th Driest
Driest since:
1918
28th Wettest
Wettest since:
2019
Ties: 1999
Aug 1985–Mar 1986
8-Month		20.36"
(517.14mm)		18.82"
(478.03mm)		1.54"
(39.11mm)		102nd Driest
Driest since:
1918
26th Wettest
Wettest since:
2019
Jul 1985–Mar 1986
9-Month		23.08"
(586.23mm)		21.60"
(548.64mm)		1.48"
(37.59mm)		100th Driest
Driest since:
1918
28th Wettest
Wettest since:
2019
Jun 1985–Mar 1986
10-Month		25.70"
(652.78mm)		24.53"
(623.06mm)		1.17"
(29.72mm)		95th Driest
Driest since:
1918
33rd Wettest
Wettest since:
2019
Ties: 1980
May 1985–Mar 1986
11-Month		28.25"
(717.55mm)		27.43"
(696.72mm)		0.82"
(20.83mm)		81st Driest
Driest since:
1918
47th Wettest
Wettest since:
2019
Ties: 1972
Apr 1985–Mar 1986
12-Month		30.22"
(767.59mm)		29.96"
(760.98mm)		0.26"
(6.61mm)		61st Driest
Driest since:
1918
67th Wettest
Wettest since:
2016
Oct 1984–Mar 1986
18-Month		45.21"
(1,148.33mm)		43.68"
(1,109.47mm)		1.53"
(38.86mm)		89th Driest
Driest since:
1918
38th Wettest
Wettest since:
2020
Apr 1984–Mar 1986
24-Month		61.41"
(1,559.81mm)		59.92"
(1,521.97mm)		1.49"
(37.84mm)		78th Driest
Driest since:
1955
49th Wettest
Wettest since:
2020
Ties: 1922, 1952
Apr 1983–Mar 1986
36-Month		93.92"
(2,385.57mm)		89.87"
(2,282.70mm)		4.05"
(102.87mm)		101st Driest
Driest since:
1955
25th Wettest
Wettest since:
2020
Apr 1982–Mar 1986
48-Month		128.66"
(3,267.96mm)		119.76"
(3,041.90mm)		8.90"
(226.06mm)		112th Driest
Driest since:
1957
13th Wettest
Wettest since:
2019
Apr 1981–Mar 1986
60-Month		160.84"
(4,085.34mm)		149.62"
(3,800.35mm)		11.22"
(284.99mm)		115th Driest
Driest since:
1957
9th Wettest
Wettest to Date
2020

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