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 1941

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
October 1941
1-Month
2.44"
(61.98mm)
2.54"
(64.52mm)
-0.10"
(-2.54mm)
66th Driest
Driest since:
1895
63rd Wettest
Wettest since:
2016
Sep–Oct 1941
2-Month
4.88"
(123.95mm)
3.96"
(100.58mm)
0.92"
(23.37mm)
96th Driest
Driest since:
1987
33rd Wettest
Wettest since:
2016
Aug–Oct 1941
3-Month
6.86"
(174.24mm)
4.76"
(120.90mm)
2.10"
(53.34mm)
114th Driest
Driest since:
1987
15th Wettest
Wettest since:
2016
Ties: 1985
Jul–Oct 1941
4-Month
7.55"
(191.77mm)
5.49"
(139.45mm)
2.06"
(52.32mm)
117th Driest
Driest since:
1952
12th Wettest
Wettest since:
2016
Jun–Oct 1941
5-Month
10.17"
(258.32mm)
7.21"
(183.13mm)
2.96"
(75.19mm)
123rd Driest
Driest since:
1917, 2002
6th Wettest
Wettest since:
1947
May–Oct 1941
6-Month
13.82"
(351.03mm)
9.35"
(237.49mm)
4.47"
(113.54mm)
128th Driest
Driest since:
2002
1st Wettest
Wettest to Date
1941
Apr–Oct 1941
7-Month
16.08"
(408.43mm)
11.71"
(297.43mm)
4.37"
(111.00mm)
126th Driest
Driest since:
2002
3rd Wettest
Wettest to Date
1997
Mar–Oct 1941
8-Month
17.39"
(441.71mm)
14.97"
(380.24mm)
2.42"
(61.47mm)
108th Driest
Driest since:
1939
21st Wettest
Wettest since:
1997
Feb–Oct 1941
9-Month
19.64"
(498.86mm)
18.58"
(471.93mm)
1.06"
(26.93mm)
84th Driest
Driest since:
1929
45th Wettest
Wettest since:
2017
Jan–Oct 1941
10-Month
23.27"
(591.06mm)
23.10"
(586.74mm)
0.17"
(4.32mm)
66th Driest
Driest since:
1929
63rd Wettest
Wettest since:
1950
Dec 1940–Oct 1941
11-Month
27.13"
(689.10mm)
27.75"
(704.85mm)
-0.62"
(-15.75mm)
53rd Driest
Driest since:
1929
75th Wettest
Wettest since:
1997
Nov 1940–Oct 1941
12-Month
30.79"
(782.07mm)
32.10"
(815.34mm)
-1.31"
(-33.27mm)
48th Driest
Driest since:
1977
80th Wettest
Wettest since:
1997
May 1940–Oct 1941
18-Month
40.55"
(1,029.97mm)
41.48"
(1,053.59mm)
-0.93"
(-23.62mm)
55th Driest
Driest since:
1929
73rd Wettest
Wettest since:
1997
Nov 1939–Oct 1941
24-Month
65.23"
(1,656.84mm)
64.23"
(1,631.44mm)
1.00"
(25.40mm)
76th Driest
Driest since:
1930
51st Wettest
Wettest since:
1997
Nov 1938–Oct 1941
36-Month
89.66"
(2,277.36mm)
96.31"
(2,446.27mm)
-6.65"
(-168.91mm)
24th Driest
Driest since:
1931
102nd Wettest
Wettest since:
1997
Nov 1937–Oct 1941
48-Month
126.14"
(3,203.96mm)
128.38"
(3,260.85mm)
-2.24"
(-56.89mm)
53rd Driest
Driest since:
1931
72nd Wettest
Wettest since:
1999
Nov 1936–Oct 1941
60-Month
155.34"
(3,945.64mm)
160.37"
(4,073.40mm)
-5.03"
(-127.76mm)
41st Driest
Driest since:
1932
83rd Wettest
Wettest since:
1999

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