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 1957

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 1957
1-Month
2.76"
(70.10mm)
2.16"
(54.86mm)
0.60"
(15.24mm)
107th Driest
Driest since:
1952
22nd Wettest
Wettest since:
2009
Ties: 1990
Sep–Oct 1957
2-Month
5.62"
(142.75mm)
4.65"
(118.11mm)
0.97"
(24.64mm)
110th Driest
Driest since:
1952
19th Wettest
Wettest since:
2018
Aug–Oct 1957
3-Month
7.81"
(198.37mm)
7.27"
(184.66mm)
0.54"
(13.71mm)
88th Driest
Driest since:
1952
41st Wettest
Wettest since:
2018
Jul–Oct 1957
4-Month
10.09"
(256.29mm)
10.05"
(255.27mm)
0.04"
(1.02mm)
57th Driest
Driest since:
1952
72nd Wettest
Wettest since:
1941
Ties: 1907, 1932
Jun–Oct 1957
5-Month
13.74"
(349.00mm)
12.97"
(329.44mm)
0.77"
(19.56mm)
83rd Driest
Driest since:
1952
46th Wettest
Wettest since:
1941
May–Oct 1957
6-Month
17.98"
(456.69mm)
15.88"
(403.35mm)
2.10"
(53.34mm)
119th Driest
Driest since:
1952
10th Wettest
Wettest since:
1941
Apr–Oct 1957
7-Month
21.63"
(549.40mm)
18.40"
(467.36mm)
3.23"
(82.04mm)
125th Driest
Driest since:
1952
4th Wettest
Wettest since:
1941
Mar–Oct 1957
8-Month
24.14"
(613.16mm)
20.91"
(531.11mm)
3.23"
(82.05mm)
124th Driest
Driest since:
1956
5th Wettest
Wettest since:
2019
Feb–Oct 1957
9-Month
26.22"
(665.99mm)
23.04"
(585.22mm)
3.18"
(80.77mm)
125th Driest
Driest since:
1934
4th Wettest
Wettest since:
2019
Ties: 1973
Jan–Oct 1957
10-Month
28.35"
(720.09mm)
25.36"
(644.14mm)
2.99"
(75.95mm)
120th Driest
Driest since:
1934
9th Wettest
Wettest to Date
2019
Dec 1956–Oct 1957
11-Month
30.35"
(770.89mm)
27.70"
(703.58mm)
2.65"
(67.31mm)
114th Driest
Driest since:
1931
14th Wettest
Wettest since:
2019
Nov 1956–Oct 1957
12-Month
31.71"
(805.43mm)
29.93"
(760.22mm)
1.78"
(45.21mm)
96th Driest
Driest since:
1934
32nd Wettest
Wettest since:
2019
May 1956–Oct 1957
18-Month
44.95"
(1,141.73mm)
45.83"
(1,164.08mm)
-0.88"
(-22.35mm)
43rd Driest
Driest since:
1931
85th Wettest
Wettest since:
2019
Nov 1955–Oct 1957
24-Month
57.89"
(1,470.41mm)
59.90"
(1,521.46mm)
-2.01"
(-51.05mm)
32nd Driest
Driest since:
1931
95th Wettest
Wettest since:
2019
Nov 1954–Oct 1957
36-Month
85.01"
(2,159.25mm)
89.86"
(2,282.44mm)
-4.85"
(-123.19mm)
15th Driest
Driest since:
1956
111th Wettest
Wettest since:
2019
Nov 1953–Oct 1957
48-Month
111.91"
(2,842.51mm)
119.78"
(3,042.41mm)
-7.87"
(-199.90mm)
6th Driest
Driest since:
1956
119th Wettest
Wettest since:
2019
Nov 1952–Oct 1957
60-Month
140.53"
(3,569.46mm)
149.66"
(3,801.36mm)
-9.13"
(-231.90mm)
5th Driest
Driest since:
1934
119th Wettest
Wettest since:
2019

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