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, January 1932

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
January 1932
1-Month
4.11"
(104.39mm)
4.53"
(115.06mm)
-0.42"
(-10.67mm)
57th Driest
Driest since:
1985
72nd Wettest
Wettest since:
1953
Dec 1931–Jan 1932
2-Month
9.66"
(245.36mm)
9.17"
(232.92mm)
0.49"
(12.44mm)
77th Driest
Driest since:
1977
51st Wettest
Wettest since:
1965
Nov 1931–Jan 1932
3-Month
13.50"
(342.90mm)
13.53"
(343.66mm)
-0.03"
(-0.76mm)
65th Driest
Driest since:
1977
63rd Wettest
Wettest since:
1974
Oct 1931–Jan 1932
4-Month
16.25"
(412.75mm)
16.08"
(408.43mm)
0.17"
(4.32mm)
66th Driest
Driest since:
1977
62nd Wettest
Wettest since:
1997
Sep 1931–Jan 1932
5-Month
17.92"
(455.17mm)
17.50"
(444.50mm)
0.42"
(10.67mm)
68th Driest
Driest since:
1977
60th Wettest
Wettest since:
1974
Aug 1931–Jan 1932
6-Month
18.07"
(458.98mm)
18.31"
(465.07mm)
-0.24"
(-6.09mm)
59th Driest
Driest since:
1977
69th Wettest
Wettest since:
1974
Jul 1931–Jan 1932
7-Month
18.26"
(463.80mm)
19.04"
(483.62mm)
-0.78"
(-19.82mm)
58th Driest
Driest since:
1977
70th Wettest
Wettest since:
1956
Jun 1931–Jan 1932
8-Month
20.55"
(521.97mm)
20.76"
(527.30mm)
-0.21"
(-5.33mm)
66th Driest
Driest since:
1977
62nd Wettest
Wettest since:
1956
May 1931–Jan 1932
9-Month
21.47"
(545.34mm)
22.91"
(581.91mm)
-1.44"
(-36.57mm)
48th Driest
Driest since:
1977
80th Wettest
Wettest since:
1997
Apr 1931–Jan 1932
10-Month
23.24"
(590.30mm)
25.27"
(641.86mm)
-2.03"
(-51.56mm)
40th Driest
Driest since:
1977
88th Wettest
Wettest since:
1997
Mar 1931–Jan 1932
11-Month
27.75"
(704.85mm)
28.53"
(724.66mm)
-0.78"
(-19.81mm)
55th Driest
Driest since:
1977
73rd Wettest
Wettest since:
1997
Feb 1931–Jan 1932
12-Month
29.94"
(760.48mm)
32.13"
(816.10mm)
-2.19"
(-55.62mm)
45th Driest
Driest since:
1977
83rd Wettest
Wettest since:
1997
Aug 1930–Jan 1932
18-Month
42.33"
(1,075.18mm)
50.47"
(1,281.94mm)
-8.14"
(-206.76mm)
9th Driest
Driest since:
1930
118th Wettest
Wettest since:
1997
Feb 1930–Jan 1932
24-Month
54.53"
(1,385.06mm)
64.28"
(1,632.71mm)
-9.75"
(-247.65mm)
5th Driest
Driest since:
1931
122nd Wettest
Wettest since:
1997
Feb 1929–Jan 1932
36-Month
76.28"
(1,937.51mm)
96.31"
(2,446.27mm)
-20.03"
(-508.76mm)
2nd Driest
Driest since:
1931
124th Wettest
Wettest since:
1998
Feb 1928–Jan 1932
48-Month
101.17"
(2,569.72mm)
128.35"
(3,260.09mm)
-27.18"
(-690.37mm)
1st Driest
Driest since:
1932
124th Wettest
Wettest since:
1999
Feb 1927–Jan 1932
60-Month
137.15"
(3,483.61mm)
160.30"
(4,071.62mm)
-23.15"
(-588.01mm)
2nd Driest
Driest since:
1933
122nd Wettest
Wettest since:
2000

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