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 1900

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
March 1900
1-Month
2.28"
(57.91mm)
2.51"
(63.75mm)
-0.23"
(-5.84mm)
42nd Driest
Driest since:
1910
87th Wettest
Wettest since:
1973
Ties: 2022
Feb–Mar 1900
2-Month
4.80"
(121.92mm)
4.64"
(117.86mm)
0.16"
(4.06mm)
80th Driest
Driest since:
1910
49th Wettest
Wettest since:
1998
Ties: 1986
Jan–Mar 1900
3-Month
6.54"
(166.12mm)
6.96"
(176.78mm)
-0.42"
(-10.66mm)
45th Driest
Driest since:
1910
84th Wettest
Wettest since:
1998
Ties: 2011
Dec 1899–Mar 1900
4-Month
8.90"
(226.06mm)
9.30"
(236.22mm)
-0.40"
(-10.16mm)
50th Driest
Driest since:
1981
78th Wettest
Wettest since:
1983, 1998
Nov 1899–Mar 1900
5-Month
10.89"
(276.61mm)
11.53"
(292.86mm)
-0.64"
(-16.25mm)
40th Driest
Driest since:
1977
88th Wettest
Wettest since:
1983
Oct 1899–Mar 1900
6-Month
13.30"
(337.82mm)
13.70"
(347.98mm)
-0.40"
(-10.16mm)
53rd Driest
Driest since:
1918
75th Wettest
Wettest since:
1983
Sep 1899–Mar 1900
7-Month
14.84"
(376.94mm)
16.19"
(411.23mm)
-1.35"
(-34.29mm)
27th Driest
Driest since:
1918
101st Wettest
Wettest since:
2019
Aug 1899–Mar 1900
8-Month
17.10"
(434.34mm)
18.82"
(478.03mm)
-1.72"
(-43.69mm)
25th Driest
Driest since:
1918
103rd Wettest
Wettest since:
2019
Jul 1899–Mar 1900
9-Month
20.05"
(509.27mm)
21.60"
(548.64mm)
-1.55"
(-39.37mm)
25th Driest
Driest since:
1918
103rd Wettest
Wettest since:
2019
Jun 1899–Mar 1900
10-Month
23.02"
(584.71mm)
24.53"
(623.06mm)
-1.51"
(-38.35mm)
26th Driest
Driest since:
1918
102nd Wettest
Wettest since:
2019
May 1899–Mar 1900
11-Month
25.76"
(654.30mm)
27.43"
(696.72mm)
-1.67"
(-42.42mm)
25th Driest
Driest since:
1918
103rd Wettest
Wettest since:
2019
Apr 1899–Mar 1900
12-Month
27.54"
(699.52mm)
29.96"
(760.98mm)
-2.42"
(-61.46mm)
21st Driest
Driest since:
1918
107th Wettest
Wettest since:
2016
Oct 1898–Mar 1900
18-Month
41.73"
(1,059.94mm)
43.68"
(1,109.47mm)
-1.95"
(-49.53mm)
30th Driest
Driest since:
1918
97th Wettest
Wettest since:
2020
Apr 1898–Mar 1900
24-Month
58.32"
(1,481.33mm)
59.92"
(1,521.97mm)
-1.60"
(-40.64mm)
41st Driest
Driest since:
1955
86th Wettest
Wettest since:
2020
Apr 1897–Mar 1900
36-Month
85.72"
(2,177.29mm)
89.87"
(2,282.70mm)
-4.15"
(-105.41mm)
22nd Driest
Driest since:
1955
104th Wettest
Wettest since:
2020
Apr 1896–Mar 1900
48-Month
117.43"
(2,982.72mm)
119.76"
(3,041.90mm)
-2.33"
(-59.18mm)
42nd Driest
Driest since:
1957
83rd Wettest
Wettest since:
2019
Apr 1895–Mar 1900
60-Month
145.12"
(3,686.05mm)
149.62"
(3,800.35mm)
-4.50"
(-114.30mm)
25th Driest
Driest since:
1957
99th Wettest
Wettest to Date
2020
Ties: 2003

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