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 1907

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  • Record Wettest
PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
October 1907
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: 1908
Sep–Oct 1907
2-Month		4.54"
(115.32mm)		4.65"
(118.11mm)		-0.11"
(-2.79mm)		45th Driest
Driest since:
1952
84th Wettest
Wettest since:
2018
Aug–Oct 1907
3-Month		7.09"
(180.09mm)		7.27"
(184.66mm)		-0.18"
(-4.57mm)		49th Driest
Driest since:
1952
80th Wettest
Wettest since:
2018
Jul–Oct 1907
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: 1932, 1957
Jun–Oct 1907
5-Month		13.21"
(335.53mm)		12.97"
(329.44mm)		0.24"
(6.09mm)		63rd Driest
Driest since:
1952
66th Wettest
Wettest since:
1941
May–Oct 1907
6-Month		16.66"
(423.16mm)		15.88"
(403.35mm)		0.78"
(19.81mm)		82nd Driest
Driest since:
1952
47th Wettest
Wettest since:
1941
Apr–Oct 1907
7-Month		18.98"
(482.09mm)		18.40"
(467.36mm)		0.58"
(14.73mm)		80th Driest
Driest since:
1952
49th Wettest
Wettest since:
1941
Ties: 1965
Mar–Oct 1907
8-Month		21.43"
(544.32mm)		20.91"
(531.11mm)		0.52"
(13.21mm)		71st Driest
Driest since:
1956
58th Wettest
Wettest since:
2019
Feb–Oct 1907
9-Month		23.25"
(590.55mm)		23.04"
(585.22mm)		0.21"
(5.33mm)		64th Driest
Driest since:
1934
65th Wettest
Wettest since:
2019
Jan–Oct 1907
10-Month		26.00"
(660.40mm)		25.36"
(644.14mm)		0.64"
(16.26mm)		79th Driest
Driest since:
1934
50th Wettest
Wettest since:
2019
Dec 1906–Oct 1907
11-Month		28.88"
(733.55mm)		27.70"
(703.58mm)		1.18"
(29.97mm)		85th Driest
Driest since:
1931
43rd Wettest
Wettest since:
2019
Ties: 1932
Nov 1906–Oct 1907
12-Month		31.37"
(796.80mm)		29.93"
(760.22mm)		1.44"
(36.58mm)		91st Driest
Driest since:
1934
37th Wettest
Wettest since:
2019
May 1906–Oct 1907
18-Month		49.25"
(1,250.95mm)		45.83"
(1,164.08mm)		3.42"
(86.87mm)		109th Driest
Driest since:
1931
19th Wettest
Wettest since:
2019
Ties: 1975
Nov 1905–Oct 1907
24-Month		63.33"
(1,608.58mm)		59.90"
(1,521.46mm)		3.43"
(87.12mm)		102nd Driest
Driest since:
1931
25th Wettest
Wettest to Date
2019
Nov 1904–Oct 1907
36-Month		94.62"
(2,403.35mm)		89.86"
(2,282.44mm)		4.76"
(120.91mm)		105th Driest
Driest since:
1956
21st Wettest
Wettest to Date
2019
Nov 1903–Oct 1907
48-Month		122.66"
(3,115.56mm)		119.78"
(3,042.41mm)		2.88"
(73.15mm)		87th Driest
Driest since:
1956
38th Wettest
Wettest since:
2019
Nov 1902–Oct 1907
60-Month		154.67"
(3,928.62mm)		149.66"
(3,801.36mm)		5.01"
(127.26mm)		95th Driest
Driest since:
1934
29th Wettest
Wettest to Date
2019

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