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 1908

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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
October 1908
1-Month
2.03"
(51.56mm)
2.16"
(54.86mm)
-0.13"
(-3.30mm)
45th Driest
Driest since:
1952
84th Wettest
Wettest since:
2009
Ties: 1907
Sep–Oct 1908
2-Month
3.86"
(98.04mm)
4.65"
(118.11mm)
-0.79"
(-20.07mm)
19th Driest
Driest since:
1952
110th Wettest
Wettest since:
2018
Aug–Oct 1908
3-Month
6.74"
(171.20mm)
7.27"
(184.66mm)
-0.53"
(-13.46mm)
29th Driest
Driest since:
1952
100th Wettest
Wettest since:
2018
Ties: 1940
Jul–Oct 1908
4-Month
9.75"
(247.65mm)
10.05"
(255.27mm)
-0.30"
(-7.62mm)
44th Driest
Driest since:
1952
85th Wettest
Wettest since:
1941
Ties: 1933
Jun–Oct 1908
5-Month
12.77"
(324.36mm)
12.97"
(329.44mm)
-0.20"
(-5.08mm)
48th Driest
Driest since:
1952
81st Wettest
Wettest since:
1941
Ties: 1991
May–Oct 1908
6-Month
16.90"
(429.26mm)
15.88"
(403.35mm)
1.02"
(25.91mm)
93rd Driest
Driest since:
1952
36th Wettest
Wettest since:
1941
Ties: 1984
Apr–Oct 1908
7-Month
19.59"
(497.59mm)
18.40"
(467.36mm)
1.19"
(30.23mm)
92nd Driest
Driest since:
1952
37th Wettest
Wettest since:
1941
Mar–Oct 1908
8-Month
21.77"
(552.96mm)
20.91"
(531.11mm)
0.86"
(21.85mm)
84th Driest
Driest since:
1956
45th Wettest
Wettest since:
2019
Ties: 2008
Feb–Oct 1908
9-Month
24.58"
(624.33mm)
23.04"
(585.22mm)
1.54"
(39.11mm)
97th Driest
Driest since:
1934
32nd Wettest
Wettest since:
2019
Jan–Oct 1908
10-Month
26.40"
(670.56mm)
25.36"
(644.14mm)
1.04"
(26.42mm)
89th Driest
Driest since:
1934
40th Wettest
Wettest since:
2019
Dec 1907–Oct 1908
11-Month
29.09"
(738.89mm)
27.70"
(703.58mm)
1.39"
(35.31mm)
92nd Driest
Driest since:
1931
36th Wettest
Wettest since:
2019
Nov 1907–Oct 1908
12-Month
31.34"
(796.04mm)
29.93"
(760.22mm)
1.41"
(35.82mm)
89th Driest
Driest since:
1934
39th Wettest
Wettest since:
2019
May 1907–Oct 1908
18-Month
48.00"
(1,219.20mm)
45.83"
(1,164.08mm)
2.17"
(55.12mm)
92nd Driest
Driest since:
1931
36th Wettest
Wettest since:
2019
Nov 1906–Oct 1908
24-Month
62.71"
(1,592.83mm)
59.90"
(1,521.46mm)
2.81"
(71.37mm)
94th Driest
Driest since:
1931
33rd Wettest
Wettest since:
2019
Nov 1905–Oct 1908
36-Month
94.67"
(2,404.62mm)
89.86"
(2,282.44mm)
4.81"
(122.18mm)
107th Driest
Driest since:
1956
19th Wettest
Wettest to Date
2019
Ties: 1994
Nov 1904–Oct 1908
48-Month
125.96"
(3,199.38mm)
119.78"
(3,042.41mm)
6.18"
(156.97mm)
105th Driest
Driest since:
1956
20th Wettest
Wettest to Date
2019
Nov 1903–Oct 1908
60-Month
154.00"
(3,911.60mm)
149.66"
(3,801.36mm)
4.34"
(110.24mm)
93rd Driest
Driest since:
1934
31st Wettest
Wettest since:
2019

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