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 1993

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 1993
1-Month
3.81"
(96.77mm)
4.53"
(115.06mm)
-0.72"
(-18.29mm)
50th Driest
Driest since:
1985
79th Wettest
Wettest since:
1953
Ties: 2022
Dec 1992–Jan 1993
2-Month
8.65"
(219.71mm)
9.17"
(232.92mm)
-0.52"
(-13.21mm)
57th Driest
Driest since:
1977
71st Wettest
Wettest since:
1965
Ties: 1984
Nov 1992–Jan 1993
3-Month
12.74"
(323.60mm)
13.53"
(343.66mm)
-0.79"
(-20.06mm)
53rd Driest
Driest since:
1977
75th Wettest
Wettest since:
1974
Ties: 1901
Oct 1992–Jan 1993
4-Month
14.95"
(379.73mm)
16.08"
(408.43mm)
-1.13"
(-28.70mm)
51st Driest
Driest since:
1977
77th Wettest
Wettest since:
1997
Ties: 1912
Sep 1992–Jan 1993
5-Month
16.30"
(414.02mm)
17.50"
(444.50mm)
-1.20"
(-30.48mm)
50th Driest
Driest since:
1977
78th Wettest
Wettest since:
1974
Aug 1992–Jan 1993
6-Month
16.80"
(426.72mm)
18.31"
(465.07mm)
-1.51"
(-38.35mm)
45th Driest
Driest since:
1977
83rd Wettest
Wettest since:
1974
Jul 1992–Jan 1993
7-Month
18.10"
(459.74mm)
19.04"
(483.62mm)
-0.94"
(-23.88mm)
56th Driest
Driest since:
1977
72nd Wettest
Wettest since:
1956
Jun 1992–Jan 1993
8-Month
20.13"
(511.30mm)
20.76"
(527.30mm)
-0.63"
(-16.00mm)
60th Driest
Driest since:
1977
68th Wettest
Wettest since:
1956
May 1992–Jan 1993
9-Month
20.71"
(526.03mm)
22.91"
(581.91mm)
-2.20"
(-55.88mm)
38th Driest
Driest since:
1977
90th Wettest
Wettest since:
1997
Apr 1992–Jan 1993
10-Month
23.92"
(607.57mm)
25.27"
(641.86mm)
-1.35"
(-34.29mm)
49th Driest
Driest since:
1977
79th Wettest
Wettest since:
1997
Ties: 1963
Mar 1992–Jan 1993
11-Month
25.01"
(635.25mm)
28.53"
(724.66mm)
-3.52"
(-89.41mm)
28th Driest
Driest since:
1977
100th Wettest
Wettest since:
1997
Feb 1992–Jan 1993
12-Month
27.69"
(703.33mm)
32.13"
(816.10mm)
-4.44"
(-112.77mm)
23rd Driest
Driest since:
1977
105th Wettest
Wettest since:
1997
Aug 1991–Jan 1993
18-Month
42.50"
(1,079.50mm)
50.47"
(1,281.94mm)
-7.97"
(-202.44mm)
10th Driest
Driest since:
1930
117th Wettest
Wettest since:
1997
Feb 1991–Jan 1993
24-Month
58.35"
(1,482.09mm)
64.28"
(1,632.71mm)
-5.93"
(-150.62mm)
22nd Driest
Driest since:
1931
105th Wettest
Wettest since:
1997
Feb 1990–Jan 1993
36-Month
88.58"
(2,249.93mm)
96.31"
(2,446.27mm)
-7.73"
(-196.34mm)
22nd Driest
Driest since:
1931
104th Wettest
Wettest since:
1998
Feb 1989–Jan 1993
48-Month
118.05"
(2,998.47mm)
128.35"
(3,260.09mm)
-10.30"
(-261.62mm)
19th Driest
Driest since:
1932
106th Wettest
Wettest since:
1999
Feb 1988–Jan 1993
60-Month
147.68"
(3,751.07mm)
160.30"
(4,071.62mm)
-12.62"
(-320.55mm)
17th Driest
Driest since:
1933
107th Wettest
Wettest since:
2000

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