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 1972

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
March 1972
1-Month
2.13"
(54.10mm)
2.51"
(63.75mm)
-0.38"
(-9.65mm)
23rd Driest
Driest since:
1910
106th Wettest
Wettest since:
1973
Ties: 1916, 2015
Feb–Mar 1972
2-Month
3.93"
(99.82mm)
4.64"
(117.86mm)
-0.71"
(-18.04mm)
18th Driest
Driest since:
1910
111th Wettest
Wettest since:
1998
Ties: 1914
Jan–Mar 1972
3-Month
6.26"
(159.00mm)
6.96"
(176.78mm)
-0.70"
(-17.78mm)
29th Driest
Driest since:
1910
100th Wettest
Wettest since:
1998
Dec 1971–Mar 1972
4-Month
9.46"
(240.28mm)
9.30"
(236.22mm)
0.16"
(4.06mm)
75th Driest
Driest since:
1981
53rd Wettest
Wettest since:
1983, 1998
Nov 1971–Mar 1972
5-Month
11.49"
(291.85mm)
11.53"
(292.86mm)
-0.04"
(-1.01mm)
71st Driest
Driest since:
1977
57th Wettest
Wettest since:
1983
Ties: 1950
Oct 1971–Mar 1972
6-Month
14.22"
(361.19mm)
13.70"
(347.98mm)
0.52"
(13.21mm)
82nd Driest
Driest since:
1918
46th Wettest
Wettest since:
1983
Ties: 2007
Sep 1971–Mar 1972
7-Month
17.05"
(433.07mm)
16.19"
(411.23mm)
0.86"
(21.84mm)
92nd Driest
Driest since:
1918
36th Wettest
Wettest since:
2019
Ties: 2003
Aug 1971–Mar 1972
8-Month
19.80"
(502.92mm)
18.82"
(478.03mm)
0.98"
(24.89mm)
90th Driest
Driest since:
1918
38th Wettest
Wettest since:
2019
Jul 1971–Mar 1972
9-Month
22.80"
(579.12mm)
21.60"
(548.64mm)
1.20"
(30.48mm)
94th Driest
Driest since:
1918
34th Wettest
Wettest since:
2019
Ties: 1906, 1969
Jun 1971–Mar 1972
10-Month
25.33"
(643.38mm)
24.53"
(623.06mm)
0.80"
(20.32mm)
86th Driest
Driest since:
1918
42nd Wettest
Wettest since:
2019
May 1971–Mar 1972
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: 1986
Apr 1971–Mar 1972
12-Month
30.11"
(764.79mm)
29.96"
(760.98mm)
0.15"
(3.81mm)
60th Driest
Driest since:
1918
68th Wettest
Wettest since:
2016
Oct 1970–Mar 1972
18-Month
43.89"
(1,114.81mm)
43.68"
(1,109.47mm)
0.21"
(5.34mm)
60th Driest
Driest since:
1918
67th Wettest
Wettest since:
2020
Ties: 1922
Apr 1970–Mar 1972
24-Month
59.89"
(1,521.21mm)
59.92"
(1,521.97mm)
-0.03"
(-0.76mm)
61st Driest
Driest since:
1955
66th Wettest
Wettest since:
2020
Apr 1969–Mar 1972
36-Month
89.79"
(2,280.67mm)
89.87"
(2,282.70mm)
-0.08"
(-2.03mm)
61st Driest
Driest since:
1955
65th Wettest
Wettest since:
2020
Apr 1968–Mar 1972
48-Month
121.50"
(3,086.10mm)
119.76"
(3,041.90mm)
1.74"
(44.20mm)
76th Driest
Driest since:
1957
49th Wettest
Wettest since:
2019
Apr 1967–Mar 1972
60-Month
151.42"
(3,846.07mm)
149.62"
(3,800.35mm)
1.80"
(45.72mm)
68th Driest
Driest since:
1957
56th Wettest
Wettest since:
2020

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