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 1910

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 1910
1-Month
2.06"
(52.32mm)
2.52"
(64.01mm)
-0.46"
(-11.69mm)
15th Driest
Driest since:
1987
114th Wettest
Wettest since:
1957
Ties: 1992, 2021
Mar–Apr 1910
2-Month
3.08"
(78.23mm)
5.03"
(127.76mm)
-1.95"
(-49.53mm)
1st Driest
Driest since:
1910
128th Wettest
Wettest since:
1973
Feb–Apr 1910
3-Month
5.19"
(131.83mm)
7.16"
(181.86mm)
-1.97"
(-50.03mm)
1st Driest
Driest since:
1910
128th Wettest
Wettest since:
1983
Jan–Apr 1910
4-Month
7.34"
(186.44mm)
9.48"
(240.79mm)
-2.14"
(-54.35mm)
1st Driest
Driest since:
1910
128th Wettest
Wettest since:
1998
Dec 1909–Apr 1910
5-Month
9.94"
(252.48mm)
11.82"
(300.23mm)
-1.88"
(-47.75mm)
5th Driest
Driest since:
1931
123rd Wettest
Wettest since:
1983
Nov 1909–Apr 1910
6-Month
12.89"
(327.41mm)
14.05"
(356.87mm)
-1.16"
(-29.46mm)
22nd Driest
Driest since:
1977
106th Wettest
Wettest since:
1983
Ties: 2018
Oct 1909–Apr 1910
7-Month
14.43"
(366.52mm)
16.22"
(411.99mm)
-1.79"
(-45.47mm)
16th Driest
Driest since:
1981
112th Wettest
Wettest since:
1983
Sep 1909–Apr 1910
8-Month
16.71"
(424.43mm)
18.71"
(475.23mm)
-2.00"
(-50.80mm)
14th Driest
Driest since:
1918
114th Wettest
Wettest since:
2019
Aug 1909–Apr 1910
9-Month
19.12"
(485.65mm)
21.33"
(541.78mm)
-2.21"
(-56.13mm)
15th Driest
Driest since:
1918
113th Wettest
Wettest since:
2019
Jul 1909–Apr 1910
10-Month
22.15"
(562.61mm)
24.12"
(612.65mm)
-1.97"
(-50.04mm)
17th Driest
Driest since:
1931
111th Wettest
Wettest since:
2019
Jun 1909–Apr 1910
11-Month
25.38"
(644.65mm)
27.04"
(686.82mm)
-1.66"
(-42.17mm)
25th Driest
Driest since:
1931
103rd Wettest
Wettest since:
2019
Ties: 1964, 2021
May 1909–Apr 1910
12-Month
28.42"
(721.87mm)
29.95"
(760.73mm)
-1.53"
(-38.86mm)
29th Driest
Driest since:
1918
99th Wettest
Wettest since:
2019
Nov 1908–Apr 1910
18-Month
41.93"
(1,065.02mm)
44.02"
(1,118.11mm)
-2.09"
(-53.09mm)
27th Driest
Driest since:
1931
100th Wettest
Wettest since:
2020
May 1908–Apr 1910
24-Month
58.83"
(1,494.28mm)
59.92"
(1,521.97mm)
-1.09"
(-27.69mm)
45th Driest
Driest since:
1955
82nd Wettest
Wettest since:
2020
May 1907–Apr 1910
36-Month
89.93"
(2,284.22mm)
89.88"
(2,282.95mm)
0.05"
(1.27mm)
66th Driest
Driest since:
1955
60th Wettest
Wettest since:
2020
May 1906–Apr 1910
48-Month
122.52"
(3,112.01mm)
119.77"
(3,042.16mm)
2.75"
(69.85mm)
84th Driest
Driest since:
1956
41st Wettest
Wettest since:
2019
May 1905–Apr 1910
60-Month
154.44"
(3,922.78mm)
149.63"
(3,800.60mm)
4.81"
(122.18mm)
95th Driest
Driest since:
1957
29th Wettest
Wettest since:
2020

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