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 2016

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
March 2016
1-Month
2.92"
(74.17mm)
2.51"
(63.75mm)
0.41"
(10.42mm)
106th Driest
Driest since:
1910
23rd Wettest
Wettest since:
1973
Feb–Mar 2016
2-Month
4.85"
(123.19mm)
4.64"
(117.86mm)
0.21"
(5.33mm)
85th Driest
Driest since:
1910
44th Wettest
Wettest since:
1998
Jan–Mar 2016
3-Month
6.89"
(175.01mm)
6.96"
(176.78mm)
-0.07"
(-1.77mm)
65th Driest
Driest since:
1910
64th Wettest
Wettest since:
1998
Dec 2015–Mar 2016
4-Month
10.95"
(278.13mm)
9.30"
(236.22mm)
1.65"
(41.91mm)
118th Driest
Driest since:
1981
10th Wettest
Wettest since:
1983, 1998
Nov 2015–Mar 2016
5-Month
14.30"
(363.22mm)
11.53"
(292.86mm)
2.77"
(70.36mm)
124th Driest
Driest since:
1977
4th Wettest
Wettest since:
1983
Oct 2015–Mar 2016
6-Month
17.20"
(436.88mm)
13.70"
(347.98mm)
3.50"
(88.90mm)
124th Driest
Driest since:
1918
4th Wettest
Wettest since:
1983
Sep 2015–Mar 2016
7-Month
19.32"
(490.73mm)
16.19"
(411.23mm)
3.13"
(79.50mm)
121st Driest
Driest since:
1918
7th Wettest
Wettest since:
2019
Aug 2015–Mar 2016
8-Month
21.73"
(551.94mm)
18.82"
(478.03mm)
2.91"
(73.91mm)
121st Driest
Driest since:
1918
7th Wettest
Wettest since:
2019
Jul 2015–Mar 2016
9-Month
24.96"
(633.98mm)
21.60"
(548.64mm)
3.36"
(85.34mm)
123rd Driest
Driest since:
1918
5th Wettest
Wettest since:
2019
Ties: 1998
Jun 2015–Mar 2016
10-Month
28.51"
(724.15mm)
24.53"
(623.06mm)
3.98"
(101.09mm)
124th Driest
Driest since:
1918
4th Wettest
Wettest since:
2019
Ties: 1997
May 2015–Mar 2016
11-Month
32.95"
(836.93mm)
27.43"
(696.72mm)
5.52"
(140.21mm)
126th Driest
Driest since:
1918
2nd Wettest
Wettest to Date
2019
Apr 2015–Mar 2016
12-Month
35.78"
(908.81mm)
29.96"
(760.98mm)
5.82"
(147.83mm)
127th Driest
Driest since:
1918
1st Wettest
Wettest to Date
2016
Oct 2014–Mar 2016
18-Month
48.61"
(1,234.69mm)
43.68"
(1,109.47mm)
4.93"
(125.22mm)
120th Driest
Driest since:
1918
7th Wettest
Wettest since:
2020
Apr 2014–Mar 2016
24-Month
66.34"
(1,685.04mm)
59.92"
(1,521.97mm)
6.42"
(163.07mm)
119th Driest
Driest since:
1955
8th Wettest
Wettest since:
2020
Apr 2013–Mar 2016
36-Month
97.28"
(2,470.91mm)
89.87"
(2,282.70mm)
7.41"
(188.21mm)
113th Driest
Driest since:
1955
13th Wettest
Wettest since:
2020
Apr 2012–Mar 2016
48-Month
124.11"
(3,152.39mm)
119.76"
(3,041.90mm)
4.35"
(110.49mm)
97th Driest
Driest since:
1957
28th Wettest
Wettest since:
2019
Apr 2011–Mar 2016
60-Month
154.48"
(3,923.79mm)
149.62"
(3,800.35mm)
4.86"
(123.44mm)
92nd Driest
Driest since:
1957
32nd Wettest
Wettest since:
2020

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