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, April 1941

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
April 1941
1-Month
3.01"
(76.45mm)
2.52"
(64.01mm)
0.49"
(12.44mm)
110th Driest
Driest since:
1987
19th Wettest
Wettest since:
1957
Ties: 1947
Mar–Apr 1941
2-Month
5.10"
(129.54mm)
5.03"
(127.76mm)
0.07"
(1.78mm)
75th Driest
Driest since:
1910
54th Wettest
Wettest since:
1973
Ties: 2012
Feb–Apr 1941
3-Month
6.87"
(174.50mm)
7.16"
(181.86mm)
-0.29"
(-7.36mm)
54th Driest
Driest since:
1910
75th Wettest
Wettest since:
1983
Jan–Apr 1941
4-Month
8.95"
(227.33mm)
9.47"
(240.54mm)
-0.52"
(-13.21mm)
45th Driest
Driest since:
1910
84th Wettest
Wettest since:
1998
Dec 1940–Apr 1941
5-Month
11.79"
(299.47mm)
11.82"
(300.23mm)
-0.03"
(-0.76mm)
65th Driest
Driest since:
1931
63rd Wettest
Wettest since:
1983
Nov 1940–Apr 1941
6-Month
14.70"
(373.38mm)
14.05"
(356.87mm)
0.65"
(16.51mm)
93rd Driest
Driest since:
1977
35th Wettest
Wettest since:
1983
Oct 1940–Apr 1941
7-Month
16.47"
(418.34mm)
16.22"
(411.99mm)
0.25"
(6.35mm)
76th Driest
Driest since:
1981
52nd Wettest
Wettest since:
1983
Ties: 1908
Sep 1940–Apr 1941
8-Month
18.47"
(469.14mm)
18.71"
(475.23mm)
-0.24"
(-6.09mm)
58th Driest
Driest since:
1918
70th Wettest
Wettest since:
2019
Aug 1940–Apr 1941
9-Month
21.44"
(544.58mm)
21.33"
(541.78mm)
0.11"
(2.80mm)
68th Driest
Driest since:
1918
60th Wettest
Wettest since:
2019
Jul 1940–Apr 1941
10-Month
23.94"
(608.08mm)
24.12"
(612.65mm)
-0.18"
(-4.57mm)
52nd Driest
Driest since:
1931
76th Wettest
Wettest since:
2019
Jun 1940–Apr 1941
11-Month
26.92"
(683.77mm)
27.04"
(686.82mm)
-0.12"
(-3.05mm)
51st Driest
Driest since:
1931
77th Wettest
Wettest since:
2019
May 1940–Apr 1941
12-Month
29.14"
(740.16mm)
29.95"
(760.73mm)
-0.81"
(-20.57mm)
40th Driest
Driest since:
1918
88th Wettest
Wettest since:
2019
Nov 1939–Apr 1941
18-Month
42.23"
(1,072.64mm)
44.02"
(1,118.11mm)
-1.79"
(-45.47mm)
32nd Driest
Driest since:
1931
95th Wettest
Wettest since:
2020
May 1939–Apr 1941
24-Month
56.04"
(1,423.42mm)
59.92"
(1,521.97mm)
-3.88"
(-98.55mm)
17th Driest
Driest since:
1955
110th Wettest
Wettest since:
2020
May 1938–Apr 1941
36-Month
84.92"
(2,156.97mm)
89.88"
(2,282.95mm)
-4.96"
(-125.98mm)
14th Driest
Driest since:
1955
112th Wettest
Wettest since:
2020
May 1937–Apr 1941
48-Month
115.24"
(2,927.10mm)
119.77"
(3,042.16mm)
-4.53"
(-115.06mm)
18th Driest
Driest since:
1956
107th Wettest
Wettest since:
2019
May 1936–Apr 1941
60-Month
143.62"
(3,647.95mm)
149.63"
(3,800.60mm)
-6.01"
(-152.65mm)
14th Driest
Driest since:
1957
110th Wettest
Wettest since:
2020

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