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 1960

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 1960
1-Month
2.40"
(60.96mm)
2.16"
(54.86mm)
0.24"
(6.10mm)
82nd Driest
Driest since:
1952
47th Wettest
Wettest since:
2009
Sep–Oct 1960
2-Month
4.61"
(117.09mm)
4.65"
(118.11mm)
-0.04"
(-1.02mm)
50th Driest
Driest since:
1952
79th Wettest
Wettest since:
2018
Ties: 1920, 1937
Aug–Oct 1960
3-Month
7.44"
(188.98mm)
7.27"
(184.66mm)
0.17"
(4.32mm)
70th Driest
Driest since:
1952
59th Wettest
Wettest since:
2018
Jul–Oct 1960
4-Month
10.12"
(257.05mm)
10.05"
(255.27mm)
0.07"
(1.78mm)
60th Driest
Driest since:
1952
69th Wettest
Wettest since:
1941
Jun–Oct 1960
5-Month
12.81"
(325.37mm)
12.97"
(329.44mm)
-0.16"
(-4.07mm)
52nd Driest
Driest since:
1952
77th Wettest
Wettest since:
1941
May–Oct 1960
6-Month
15.68"
(398.27mm)
15.88"
(403.35mm)
-0.20"
(-5.08mm)
49th Driest
Driest since:
1952
80th Wettest
Wettest since:
1941
Apr–Oct 1960
7-Month
17.83"
(452.88mm)
18.40"
(467.36mm)
-0.57"
(-14.48mm)
44th Driest
Driest since:
1952
85th Wettest
Wettest since:
1941
Mar–Oct 1960
8-Month
19.95"
(506.73mm)
20.91"
(531.11mm)
-0.96"
(-24.38mm)
30th Driest
Driest since:
1956
99th Wettest
Wettest since:
2019
Feb–Oct 1960
9-Month
22.54"
(572.52mm)
23.04"
(585.22mm)
-0.50"
(-12.70mm)
45th Driest
Driest since:
1934
84th Wettest
Wettest since:
2019
Jan–Oct 1960
10-Month
24.80"
(629.92mm)
25.36"
(644.14mm)
-0.56"
(-14.22mm)
41st Driest
Driest since:
1934
88th Wettest
Wettest since:
2019
Ties: 1914
Dec 1959–Oct 1960
11-Month
27.02"
(686.31mm)
27.70"
(703.58mm)
-0.68"
(-17.27mm)
40th Driest
Driest since:
1931
88th Wettest
Wettest since:
2019
Nov 1959–Oct 1960
12-Month
28.74"
(730.00mm)
29.93"
(760.22mm)
-1.19"
(-30.22mm)
33rd Driest
Driest since:
1934
95th Wettest
Wettest since:
2019
May 1959–Oct 1960
18-Month
46.58"
(1,183.13mm)
45.83"
(1,164.08mm)
0.75"
(19.05mm)
71st Driest
Driest since:
1931
57th Wettest
Wettest since:
2019
Nov 1958–Oct 1960
24-Month
58.93"
(1,496.82mm)
59.90"
(1,521.46mm)
-0.97"
(-24.64mm)
44th Driest
Driest since:
1931
83rd Wettest
Wettest since:
2019
Ties: 1922
Nov 1957–Oct 1960
36-Month
91.15"
(2,315.21mm)
89.86"
(2,282.44mm)
1.29"
(32.77mm)
75th Driest
Driest since:
1956
51st Wettest
Wettest since:
2019
Nov 1956–Oct 1960
48-Month
122.86"
(3,120.64mm)
119.78"
(3,042.41mm)
3.08"
(78.23mm)
88th Driest
Driest since:
1956
37th Wettest
Wettest since:
2019
Nov 1955–Oct 1960
60-Month
149.04"
(3,785.62mm)
149.66"
(3,801.36mm)
-0.62"
(-15.74mm)
54th Driest
Driest since:
1934
70th Wettest
Wettest since:
2019

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