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 2002

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2023)
Wettest/Driest
Since
Record
March 2002
1-Month
2.59"
(65.79mm)
2.51"
(63.75mm)
0.08"
(2.04mm)
81st Driest
Driest since:
1910
49th Wettest
Wettest since:
1973
Ties: 1927, 2017
Feb–Mar 2002
2-Month
3.91"
(99.31mm)
4.64"
(117.86mm)
-0.73"
(-18.55mm)
17th Driest
Driest since:
1910
113th Wettest
Wettest since:
1998
Jan–Mar 2002
3-Month
5.92"
(150.37mm)
6.96"
(176.78mm)
-1.04"
(-26.41mm)
17th Driest
Driest since:
1910
113th Wettest
Wettest since:
1998
Dec 2001–Mar 2002
4-Month
8.28"
(210.31mm)
9.30"
(236.22mm)
-1.02"
(-25.91mm)
18th Driest
Driest since:
1981
111th Wettest
Wettest since:
1983, 1998
Ties: 2015
Nov 2001–Mar 2002
5-Month
10.67"
(271.02mm)
11.53"
(292.86mm)
-0.86"
(-21.84mm)
33rd Driest
Driest since:
1977
96th Wettest
Wettest since:
1983
Oct 2001–Mar 2002
6-Month
12.73"
(323.34mm)
13.70"
(347.98mm)
-0.97"
(-24.64mm)
30th Driest
Driest since:
1918
99th Wettest
Wettest since:
1983
Sep 2001–Mar 2002
7-Month
15.18"
(385.57mm)
16.19"
(411.23mm)
-1.01"
(-25.66mm)
34th Driest
Driest since:
1918
95th Wettest
Wettest since:
2019
Aug 2001–Mar 2002
8-Month
17.59"
(446.79mm)
18.82"
(478.03mm)
-1.23"
(-31.24mm)
31st Driest
Driest since:
1918
98th Wettest
Wettest since:
2019
Jul 2001–Mar 2002
9-Month
20.31"
(515.87mm)
21.60"
(548.64mm)
-1.29"
(-32.77mm)
29th Driest
Driest since:
1918
100th Wettest
Wettest since:
2019
Jun 2001–Mar 2002
10-Month
23.43"
(595.12mm)
24.53"
(623.06mm)
-1.10"
(-27.94mm)
35th Driest
Driest since:
1918
94th Wettest
Wettest since:
2019
May 2001–Mar 2002
11-Month
26.21"
(665.73mm)
27.43"
(696.72mm)
-1.22"
(-30.99mm)
34th Driest
Driest since:
1918
95th Wettest
Wettest since:
2019
Apr 2001–Mar 2002
12-Month
28.31"
(719.07mm)
29.96"
(760.98mm)
-1.65"
(-41.91mm)
31st Driest
Driest since:
1918
98th Wettest
Wettest since:
2016
Oct 2000–Mar 2002
18-Month
41.64"
(1,057.66mm)
43.68"
(1,109.47mm)
-2.04"
(-51.81mm)
29th Driest
Driest since:
1918
99th Wettest
Wettest since:
2020
Apr 2000–Mar 2002
24-Month
56.46"
(1,434.08mm)
59.92"
(1,521.97mm)
-3.46"
(-87.89mm)
20th Driest
Driest since:
1955
108th Wettest
Wettest since:
2020
Apr 1999–Mar 2002
36-Month
84.39"
(2,143.51mm)
89.87"
(2,282.70mm)
-5.48"
(-139.19mm)
10th Driest
Driest since:
1955
117th Wettest
Wettest since:
2020
Apr 1998–Mar 2002
48-Month
115.61"
(2,936.49mm)
119.76"
(3,041.90mm)
-4.15"
(-105.41mm)
22nd Driest
Driest since:
1957
104th Wettest
Wettest since:
2019
Apr 1997–Mar 2002
60-Month
149.74"
(3,803.40mm)
149.62"
(3,800.35mm)
0.12"
(3.05mm)
63rd Driest
Driest since:
1957
62nd Wettest
Wettest since:
2020

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