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 1924

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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 1924
1-Month
2.26"
(57.40mm)
2.52"
(64.01mm)
-0.26"
(-6.61mm)
37th Driest
Driest since:
1987
92nd Wettest
Wettest since:
1957
Ties: 1972, 2002
Mar–Apr 1924
2-Month
4.48"
(113.79mm)
5.03"
(127.76mm)
-0.55"
(-13.97mm)
27th Driest
Driest since:
1910
102nd Wettest
Wettest since:
1973
Feb–Apr 1924
3-Month
6.31"
(160.27mm)
7.16"
(181.86mm)
-0.85"
(-21.59mm)
16th Driest
Driest since:
1910
113th Wettest
Wettest since:
1983
Ties: 1947, 1971
Jan–Apr 1924
4-Month
8.31"
(211.07mm)
9.47"
(240.54mm)
-1.16"
(-29.47mm)
15th Driest
Driest since:
1910
114th Wettest
Wettest since:
1998
Dec 1923–Apr 1924
5-Month
11.14"
(282.96mm)
11.82"
(300.23mm)
-0.68"
(-17.27mm)
37th Driest
Driest since:
1931
91st Wettest
Wettest since:
1983
Nov 1923–Apr 1924
6-Month
13.02"
(330.71mm)
14.05"
(356.87mm)
-1.03"
(-26.16mm)
30th Driest
Driest since:
1977
98th Wettest
Wettest since:
1983
Oct 1923–Apr 1924
7-Month
15.55"
(394.97mm)
16.22"
(411.99mm)
-0.67"
(-17.02mm)
42nd Driest
Driest since:
1981
86th Wettest
Wettest since:
1983
Sep 1923–Apr 1924
8-Month
18.38"
(466.85mm)
18.71"
(475.23mm)
-0.33"
(-8.38mm)
55th Driest
Driest since:
1918
73rd Wettest
Wettest since:
2019
Aug 1923–Apr 1924
9-Month
21.30"
(541.02mm)
21.33"
(541.78mm)
-0.03"
(-0.76mm)
59th Driest
Driest since:
1918
69th Wettest
Wettest since:
2019
Ties: 1985
Jul 1923–Apr 1924
10-Month
24.00"
(609.60mm)
24.12"
(612.65mm)
-0.12"
(-3.05mm)
55th Driest
Driest since:
1931
73rd Wettest
Wettest since:
2019
Jun 1923–Apr 1924
11-Month
27.30"
(693.42mm)
27.04"
(686.82mm)
0.26"
(6.60mm)
65th Driest
Driest since:
1931
63rd Wettest
Wettest since:
2019
May 1923–Apr 1924
12-Month
30.43"
(772.92mm)
29.95"
(760.73mm)
0.48"
(12.19mm)
71st Driest
Driest since:
1918
57th Wettest
Wettest since:
2019
Ties: 2004
Nov 1922–Apr 1924
18-Month
44.74"
(1,136.40mm)
44.02"
(1,118.11mm)
0.72"
(18.29mm)
74th Driest
Driest since:
1931
53rd Wettest
Wettest since:
2020
Ties: 1904
May 1922–Apr 1924
24-Month
58.87"
(1,495.30mm)
59.92"
(1,521.97mm)
-1.05"
(-26.67mm)
46th Driest
Driest since:
1955
81st Wettest
Wettest since:
2020
May 1921–Apr 1924
36-Month
89.47"
(2,272.54mm)
89.88"
(2,282.95mm)
-0.41"
(-10.41mm)
61st Driest
Driest since:
1955
65th Wettest
Wettest since:
2020
May 1920–Apr 1924
48-Month
120.06"
(3,049.52mm)
119.77"
(3,042.16mm)
0.29"
(7.36mm)
59th Driest
Driest since:
1956
66th Wettest
Wettest since:
2019
May 1919–Apr 1924
60-Month
152.05"
(3,862.07mm)
149.63"
(3,800.60mm)
2.42"
(61.47mm)
71st Driest
Driest since:
1957
53rd Wettest
Wettest since:
2020

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