Regional Rankings

Regional Data Info
Please note, Palmer Indices are not available for NWS Regions. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Northwest Climate Region

Precipitation Rankings, October 1932

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1932
1-Month 		2.36"
(59.94mm)		 2.54"
(64.52mm)		 -0.18"
(-4.58mm)		 61st Driest
Driest since:
 1895
68th Wettest
Wettest since:
 2016
Ties: 1921
Sep–Oct 1932
2-Month 		2.63"
(66.80mm)		 3.96"
(100.58mm)		 -1.33"
(-33.78mm)		 23rd Driest
Driest since:
 1987
106th Wettest
Wettest since:
 2016
Aug–Oct 1932
3-Month 		3.23"
(82.04mm)		 4.76"
(120.90mm)		 -1.53"
(-38.86mm)		 21st Driest
Driest since:
 1987
108th Wettest
Wettest since:
 2016
Jul–Oct 1932
4-Month 		4.22"
(107.19mm)		 5.49"
(139.45mm)		 -1.27"
(-32.26mm)		 23rd Driest
Driest since:
 1952
106th Wettest
Wettest since:
 2016
Jun–Oct 1932
5-Month 		5.18"
(131.57mm)		 7.21"
(183.13mm)		 -2.03"
(-51.56mm)		 18th Driest
Driest since:
 1917, 2002
111th Wettest
Wettest since:
 1947
May–Oct 1932
6-Month 		7.53"
(191.26mm)		 9.35"
(237.49mm)		 -1.82"
(-46.23mm)		 21st Driest
Driest since:
 2002
108th Wettest
Wettest since:
 1941
Ties: 1902, 1949
Apr–Oct 1932
7-Month 		10.50"
(266.70mm)		 11.71"
(297.43mm)		 -1.21"
(-30.73mm)		 38th Driest
Driest since:
 2002
91st Wettest
Wettest since:
 1997
Ties: 1989
Mar–Oct 1932
8-Month 		15.72"
(399.29mm)		 14.97"
(380.24mm)		 0.75"
(19.05mm)		 75th Driest
Driest since:
 1939
54th Wettest
Wettest since:
 1997
Feb–Oct 1932
9-Month 		18.83"
(478.28mm)		 18.58"
(471.93mm)		 0.25"
(6.35mm)		 69th Driest
Driest since:
 1929
60th Wettest
Wettest since:
 2017
Jan–Oct 1932
10-Month 		22.94"
(582.68mm)		 23.10"
(586.74mm)		 -0.16"
(-4.06mm)		 59th Driest
Driest since:
 1929
70th Wettest
Wettest since:
 1950
Dec 1931–Oct 1932
11-Month 		28.49"
(723.65mm)		 27.75"
(704.85mm)		 0.74"
(18.80mm)		 74th Driest
Driest since:
 1929
54th Wettest
Wettest since:
 1997
Nov 1931–Oct 1932
12-Month 		32.33"
(821.18mm)		 32.10"
(815.34mm)		 0.23"
(5.84mm)		 72nd Driest
Driest since:
 1977
56th Wettest
Wettest since:
 1997
May 1931–Oct 1932
18-Month 		40.30"
(1,023.62mm)		 41.48"
(1,053.59mm)		 -1.18"
(-29.97mm)		 52nd Driest
Driest since:
 1929
76th Wettest
Wettest since:
 1997
Nov 1930–Oct 1932
24-Month 		56.64"
(1,438.66mm)		 64.23"
(1,631.44mm)		 -7.59"
(-192.78mm)		 14th Driest
Driest since:
 1930
113th Wettest
Wettest since:
 1997
Nov 1929–Oct 1932
36-Month 		83.02"
(2,108.71mm)		 96.31"
(2,446.27mm)		 -13.29"
(-337.56mm)		 6th Driest
Driest since:
 1931
120th Wettest
Wettest since:
 1997
Nov 1928–Oct 1932
48-Month 		105.09"
(2,669.29mm)		 128.38"
(3,260.85mm)		 -23.29"
(-591.56mm)		 2nd Driest
Driest since:
 1931
123rd Wettest
Wettest since:
 1999
Nov 1927–Oct 1932
60-Month 		134.39"
(3,413.51mm)		 160.37"
(4,073.40mm)		 -25.98"
(-659.89mm)		 1st Driest
Driest since:
 1932
123rd Wettest
Wettest since:
 1999

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