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 2003

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2023)		Wettest/Driest
Since		Record
March 2003
1-Month		2.48"
(62.99mm)		2.51"
(63.75mm)		-0.03"
(-0.76mm)		69th Driest
Driest since:
1910
61st Wettest
Wettest since:
1973
Ties: 1917, 1985, 2018
Feb–Mar 2003
2-Month		5.05"
(128.27mm)		4.64"
(117.86mm)		0.41"
(10.41mm)		101st Driest
Driest since:
1910
29th Wettest
Wettest since:
1998
Jan–Mar 2003
3-Month		6.38"
(162.05mm)		6.96"
(176.78mm)		-0.58"
(-14.73mm)		35th Driest
Driest since:
1910
95th Wettest
Wettest since:
1998
Dec 2002–Mar 2003
4-Month		9.38"
(238.25mm)		9.30"
(236.22mm)		0.08"
(2.03mm)		71st Driest
Driest since:
1981
58th Wettest
Wettest since:
1983, 1998
Nov 2002–Mar 2003
5-Month		11.32"
(287.53mm)		11.53"
(292.86mm)		-0.21"
(-5.33mm)		60th Driest
Driest since:
1977
69th Wettest
Wettest since:
1983
Ties: 2007
Oct 2002–Mar 2003
6-Month		14.33"
(363.98mm)		13.70"
(347.98mm)		0.63"
(16.00mm)		87th Driest
Driest since:
1918
42nd Wettest
Wettest since:
1983
Sep 2002–Mar 2003
7-Month		17.05"
(433.07mm)		16.19"
(411.23mm)		0.86"
(21.84mm)		93rd Driest
Driest since:
1918
36th Wettest
Wettest since:
2019
Ties: 1972
Aug 2002–Mar 2003
8-Month		19.45"
(494.03mm)		18.82"
(478.03mm)		0.63"
(16.00mm)		82nd Driest
Driest since:
1918
47th Wettest
Wettest since:
2019
Jul 2002–Mar 2003
9-Month		22.05"
(560.07mm)		21.60"
(548.64mm)		0.45"
(11.43mm)		74th Driest
Driest since:
1918
55th Wettest
Wettest since:
2019
Jun 2002–Mar 2003
10-Month		24.61"
(625.09mm)		24.53"
(623.06mm)		0.08"
(2.03mm)		58th Driest
Driest since:
1918
71st Wettest
Wettest since:
2019
May 2002–Mar 2003
11-Month		27.25"
(692.15mm)		27.43"
(696.72mm)		-0.18"
(-4.57mm)		53rd Driest
Driest since:
1918
76th Wettest
Wettest since:
2019
Ties: 1968
Apr 2002–Mar 2003
12-Month		29.51"
(749.55mm)		29.96"
(760.98mm)		-0.45"
(-11.43mm)		47th Driest
Driest since:
1918
82nd Wettest
Wettest since:
2016
Oct 2001–Mar 2003
18-Month		42.24"
(1,072.90mm)		43.68"
(1,109.47mm)		-1.44"
(-36.57mm)		35th Driest
Driest since:
1918
93rd Wettest
Wettest since:
2020
Apr 2001–Mar 2003
24-Month		57.82"
(1,468.63mm)		59.92"
(1,521.97mm)		-2.10"
(-53.34mm)		33rd Driest
Driest since:
1955
95th Wettest
Wettest since:
2020
Apr 2000–Mar 2003
36-Month		85.97"
(2,183.64mm)		89.87"
(2,282.70mm)		-3.90"
(-99.06mm)		25th Driest
Driest since:
1955
102nd Wettest
Wettest since:
2020
Apr 1999–Mar 2003
48-Month		113.90"
(2,893.06mm)		119.76"
(3,041.90mm)		-5.86"
(-148.84mm)		13th Driest
Driest since:
1957
113th Wettest
Wettest since:
2019
Apr 1998–Mar 2003
60-Month		145.12"
(3,686.05mm)		149.62"
(3,800.35mm)		-4.50"
(-114.30mm)		25th Driest
Driest since:
1957
100th Wettest
Wettest since:
2020
Ties: 1900

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