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 1963

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 1963
1-Month
2.08"
(52.83mm)
4.53"
(115.06mm)
-2.45"
(-62.23mm)
6th Driest
Driest since:
1985
123rd Wettest
Wettest since:
1953
Dec 1962–Jan 1963
2-Month
5.15"
(130.81mm)
9.17"
(232.92mm)
-4.02"
(-102.11mm)
7th Driest
Driest since:
1977
121st Wettest
Wettest since:
1965
Nov 1962–Jan 1963
3-Month
10.53"
(267.46mm)
13.53"
(343.66mm)
-3.00"
(-76.20mm)
21st Driest
Driest since:
1977
107th Wettest
Wettest since:
1974
Oct 1962–Jan 1963
4-Month
14.57"
(370.08mm)
16.08"
(408.43mm)
-1.51"
(-38.35mm)
46th Driest
Driest since:
1977
82nd Wettest
Wettest since:
1997
Sep 1962–Jan 1963
5-Month
16.03"
(407.16mm)
17.50"
(444.50mm)
-1.47"
(-37.34mm)
46th Driest
Driest since:
1977
82nd Wettest
Wettest since:
1974
Ties: 1985
Aug 1962–Jan 1963
6-Month
17.23"
(437.64mm)
18.31"
(465.07mm)
-1.08"
(-27.43mm)
53rd Driest
Driest since:
1977
75th Wettest
Wettest since:
1974
Ties: 1949
Jul 1962–Jan 1963
7-Month
17.64"
(448.06mm)
19.04"
(483.62mm)
-1.40"
(-35.56mm)
47th Driest
Driest since:
1977
81st Wettest
Wettest since:
1956
Jun 1962–Jan 1963
8-Month
18.54"
(470.92mm)
20.76"
(527.30mm)
-2.22"
(-56.38mm)
37th Driest
Driest since:
1977
91st Wettest
Wettest since:
1956
May 1962–Jan 1963
9-Month
21.62"
(549.15mm)
22.91"
(581.91mm)
-1.29"
(-32.76mm)
50th Driest
Driest since:
1977
78th Wettest
Wettest since:
1997
Apr 1962–Jan 1963
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: 1993
Mar 1962–Jan 1963
11-Month
27.43"
(696.72mm)
28.53"
(724.66mm)
-1.10"
(-27.94mm)
51st Driest
Driest since:
1977
77th Wettest
Wettest since:
1997
Feb 1962–Jan 1963
12-Month
30.39"
(771.91mm)
32.13"
(816.10mm)
-1.74"
(-44.19mm)
47th Driest
Driest since:
1977
81st Wettest
Wettest since:
1997
Aug 1961–Jan 1963
18-Month
47.13"
(1,197.10mm)
50.47"
(1,281.94mm)
-3.34"
(-84.84mm)
41st Driest
Driest since:
1930
86th Wettest
Wettest since:
1997
Feb 1961–Jan 1963
24-Month
64.46"
(1,637.28mm)
64.28"
(1,632.71mm)
0.18"
(4.57mm)
67th Driest
Driest since:
1931
60th Wettest
Wettest since:
1997
Feb 1960–Jan 1963
36-Month
96.69"
(2,455.93mm)
96.31"
(2,446.27mm)
0.38"
(9.66mm)
69th Driest
Driest since:
1931
57th Wettest
Wettest since:
1998
Feb 1959–Jan 1963
48-Month
124.95"
(3,173.73mm)
128.35"
(3,260.09mm)
-3.40"
(-86.36mm)
43rd Driest
Driest since:
1932
82nd Wettest
Wettest since:
1999
Feb 1958–Jan 1963
60-Month
160.51"
(4,076.95mm)
160.30"
(4,071.62mm)
0.21"
(5.33mm)
63rd Driest
Driest since:
1933
61st Wettest
Wettest since:
2000

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