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 1929

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
March 1929
1-Month
2.81"
(71.37mm)
2.51"
(63.75mm)
0.30"
(7.62mm)
96th Driest
Driest since:
1910
33rd Wettest
Wettest since:
1973
Feb–Mar 1929
2-Month
4.83"
(122.68mm)
4.64"
(117.86mm)
0.19"
(4.82mm)
83rd Driest
Driest since:
1910
46th Wettest
Wettest since:
1998
Ties: 1992, 1997
Jan–Mar 1929
3-Month
7.19"
(182.63mm)
6.96"
(176.78mm)
0.23"
(5.85mm)
80th Driest
Driest since:
1910
49th Wettest
Wettest since:
1998
Dec 1928–Mar 1929
4-Month
8.93"
(226.82mm)
9.30"
(236.22mm)
-0.37"
(-9.40mm)
51st Driest
Driest since:
1981
77th Wettest
Wettest since:
1983, 1998
Nov 1928–Mar 1929
5-Month
11.08"
(281.43mm)
11.53"
(292.86mm)
-0.45"
(-11.43mm)
52nd Driest
Driest since:
1977
76th Wettest
Wettest since:
1983
Oct 1928–Mar 1929
6-Month
13.31"
(338.07mm)
13.70"
(347.98mm)
-0.39"
(-9.91mm)
54th Driest
Driest since:
1918
74th Wettest
Wettest since:
1983
Sep 1928–Mar 1929
7-Month
15.42"
(391.67mm)
16.19"
(411.23mm)
-0.77"
(-19.56mm)
39th Driest
Driest since:
1918
89th Wettest
Wettest since:
2019
Aug 1928–Mar 1929
8-Month
18.57"
(471.68mm)
18.82"
(478.03mm)
-0.25"
(-6.35mm)
55th Driest
Driest since:
1918
73rd Wettest
Wettest since:
2019
Ties: 2004
Jul 1928–Mar 1929
9-Month
21.64"
(549.66mm)
21.60"
(548.64mm)
0.04"
(1.02mm)
65th Driest
Driest since:
1918
63rd Wettest
Wettest since:
2019
Jun 1928–Mar 1929
10-Month
25.92"
(658.37mm)
24.53"
(623.06mm)
1.39"
(35.31mm)
99th Driest
Driest since:
1918
29th Wettest
Wettest since:
2019
Ties: 1969
May 1928–Mar 1929
11-Month
28.26"
(717.80mm)
27.43"
(696.72mm)
0.83"
(21.08mm)
83rd Driest
Driest since:
1918
45th Wettest
Wettest since:
2019
Ties: 1950
Apr 1928–Mar 1929
12-Month
31.18"
(791.97mm)
29.96"
(760.98mm)
1.22"
(30.99mm)
88th Driest
Driest since:
1918
40th Wettest
Wettest since:
2016
Oct 1927–Mar 1929
18-Month
44.47"
(1,129.54mm)
43.68"
(1,109.47mm)
0.79"
(20.07mm)
71st Driest
Driest since:
1918
56th Wettest
Wettest since:
2020
Ties: 1897, 1991
Apr 1927–Mar 1929
24-Month
61.67"
(1,566.42mm)
59.92"
(1,521.97mm)
1.75"
(44.45mm)
87th Driest
Driest since:
1955
40th Wettest
Wettest since:
2020
Apr 1926–Mar 1929
36-Month
92.97"
(2,361.44mm)
89.87"
(2,282.70mm)
3.10"
(78.74mm)
88th Driest
Driest since:
1955
38th Wettest
Wettest since:
2020
Apr 1925–Mar 1929
48-Month
121.02"
(3,073.91mm)
119.76"
(3,041.90mm)
1.26"
(32.01mm)
65th Driest
Driest since:
1957
60th Wettest
Wettest since:
2019
Apr 1924–Mar 1929
60-Month
147.12"
(3,736.85mm)
149.62"
(3,800.35mm)
-2.50"
(-63.50mm)
38th Driest
Driest since:
1957
86th Wettest
Wettest since:
2020

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