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, October 1958

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
October 1958
1-Month
1.53"
(38.86mm)
2.16"
(54.86mm)
-0.63"
(-16.00mm)
15th Driest
Driest since:
1952
114th Wettest
Wettest since:
2009
Ties: 1924
Sep–Oct 1958
2-Month
4.35"
(110.49mm)
4.65"
(118.11mm)
-0.30"
(-7.62mm)
39th Driest
Driest since:
1952
90th Wettest
Wettest since:
2018
Aug–Oct 1958
3-Month
6.75"
(171.45mm)
7.27"
(184.66mm)
-0.52"
(-13.21mm)
31st Driest
Driest since:
1952
98th Wettest
Wettest since:
2018
Jul–Oct 1958
4-Month
10.61"
(269.49mm)
10.05"
(255.27mm)
0.56"
(14.22mm)
85th Driest
Driest since:
1952
44th Wettest
Wettest since:
1941
Jun–Oct 1958
5-Month
13.81"
(350.77mm)
12.97"
(329.44mm)
0.84"
(21.33mm)
90th Driest
Driest since:
1952
39th Wettest
Wettest since:
1941
Ties: 1967
May–Oct 1958
6-Month
16.27"
(413.26mm)
15.88"
(403.35mm)
0.39"
(9.91mm)
70th Driest
Driest since:
1952
59th Wettest
Wettest since:
1941
Apr–Oct 1958
7-Month
19.32"
(490.73mm)
18.40"
(467.36mm)
0.92"
(23.37mm)
87th Driest
Driest since:
1952
42nd Wettest
Wettest since:
1941
Mar–Oct 1958
8-Month
21.98"
(558.29mm)
20.91"
(531.11mm)
1.07"
(27.18mm)
87th Driest
Driest since:
1956
42nd Wettest
Wettest since:
2019
Feb–Oct 1958
9-Month
24.41"
(620.01mm)
23.04"
(585.22mm)
1.37"
(34.79mm)
90th Driest
Driest since:
1934
39th Wettest
Wettest since:
2019
Jan–Oct 1958
10-Month
26.70"
(678.18mm)
25.36"
(644.14mm)
1.34"
(34.04mm)
96th Driest
Driest since:
1934
33rd Wettest
Wettest since:
2019
Ties: 2010
Dec 1957–Oct 1958
11-Month
29.10"
(739.14mm)
27.70"
(703.58mm)
1.40"
(35.56mm)
93rd Driest
Driest since:
1931
35th Wettest
Wettest since:
2019
Nov 1957–Oct 1958
12-Month
32.22"
(818.39mm)
29.93"
(760.22mm)
2.29"
(58.17mm)
109th Driest
Driest since:
1934
19th Wettest
Wettest since:
2019
May 1957–Oct 1958
18-Month
50.20"
(1,275.08mm)
45.83"
(1,164.08mm)
4.37"
(111.00mm)
118th Driest
Driest since:
1931
10th Wettest
Wettest to Date
2019
Nov 1956–Oct 1958
24-Month
63.93"
(1,623.82mm)
59.90"
(1,521.46mm)
4.03"
(102.36mm)
109th Driest
Driest since:
1931
18th Wettest
Wettest since:
2019
Nov 1955–Oct 1958
36-Month
90.11"
(2,288.79mm)
89.86"
(2,282.44mm)
0.25"
(6.35mm)
64th Driest
Driest since:
1956
62nd Wettest
Wettest since:
2019
Nov 1954–Oct 1958
48-Month
117.23"
(2,977.64mm)
119.78"
(3,042.41mm)
-2.55"
(-64.77mm)
35th Driest
Driest since:
1956
90th Wettest
Wettest since:
2019
Nov 1953–Oct 1958
60-Month
144.13"
(3,660.90mm)
149.66"
(3,801.36mm)
-5.53"
(-140.46mm)
16th Driest
Driest since:
1934
108th Wettest
Wettest since:
2019

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