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 1995

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 1995
1-Month
5.68"
(144.27mm)
4.53"
(115.06mm)
1.15"
(29.21mm)
99th Driest
Driest since:
1985
30th Wettest
Wettest since:
1953
Dec 1994–Jan 1995
2-Month
10.29"
(261.37mm)
9.17"
(232.92mm)
1.12"
(28.45mm)
90th Driest
Driest since:
1977
38th Wettest
Wettest since:
1965
Nov 1994–Jan 1995
3-Month
15.79"
(401.07mm)
13.53"
(343.66mm)
2.26"
(57.41mm)
97th Driest
Driest since:
1977
31st Wettest
Wettest since:
1974
Ties: 1898
Oct 1994–Jan 1995
4-Month
19.21"
(487.93mm)
16.08"
(408.43mm)
3.13"
(79.50mm)
109th Driest
Driest since:
1977
19th Wettest
Wettest since:
1997
Sep 1994–Jan 1995
5-Month
20.13"
(511.30mm)
17.50"
(444.50mm)
2.63"
(66.80mm)
100th Driest
Driest since:
1977
28th Wettest
Wettest since:
1974
Aug 1994–Jan 1995
6-Month
20.40"
(518.16mm)
18.31"
(465.07mm)
2.09"
(53.09mm)
93rd Driest
Driest since:
1977
35th Wettest
Wettest since:
1974
Jul 1994–Jan 1995
7-Month
20.82"
(528.83mm)
19.04"
(483.62mm)
1.78"
(45.21mm)
88th Driest
Driest since:
1977
40th Wettest
Wettest since:
1956
Jun 1994–Jan 1995
8-Month
22.28"
(565.91mm)
20.76"
(527.30mm)
1.52"
(38.61mm)
85th Driest
Driest since:
1977
43rd Wettest
Wettest since:
1956
May 1994–Jan 1995
9-Month
24.32"
(617.73mm)
22.91"
(581.91mm)
1.41"
(35.82mm)
86th Driest
Driest since:
1977
42nd Wettest
Wettest since:
1997
Apr 1994–Jan 1995
10-Month
26.63"
(676.40mm)
25.27"
(641.86mm)
1.36"
(34.54mm)
84th Driest
Driest since:
1977
44th Wettest
Wettest since:
1997
Mar 1994–Jan 1995
11-Month
28.60"
(726.44mm)
28.53"
(724.66mm)
0.07"
(1.78mm)
71st Driest
Driest since:
1977
57th Wettest
Wettest since:
1997
Feb 1994–Jan 1995
12-Month
32.30"
(820.42mm)
32.13"
(816.10mm)
0.17"
(4.32mm)
69th Driest
Driest since:
1977
59th Wettest
Wettest since:
1997
Aug 1993–Jan 1995
18-Month
43.32"
(1,100.33mm)
50.47"
(1,281.94mm)
-7.15"
(-181.61mm)
15th Driest
Driest since:
1930
112th Wettest
Wettest since:
1997
Ties: 1925
Feb 1993–Jan 1995
24-Month
60.92"
(1,547.37mm)
64.28"
(1,632.71mm)
-3.36"
(-85.34mm)
45th Driest
Driest since:
1931
82nd Wettest
Wettest since:
1997
Feb 1992–Jan 1995
36-Month
88.61"
(2,250.69mm)
96.31"
(2,446.27mm)
-7.70"
(-195.58mm)
23rd Driest
Driest since:
1931
103rd Wettest
Wettest since:
1998
Feb 1991–Jan 1995
48-Month
119.27"
(3,029.46mm)
128.35"
(3,260.09mm)
-9.08"
(-230.63mm)
21st Driest
Driest since:
1932
104th Wettest
Wettest since:
1999
Feb 1990–Jan 1995
60-Month
149.50"
(3,797.30mm)
160.30"
(4,071.62mm)
-10.80"
(-274.32mm)
20th Driest
Driest since:
1933
104th Wettest
Wettest since:
2000

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