Climate at a Glance

Regional Rankings

Look up monthly rankings for 1-12, 18, 24, 36, 48, and 60-month time periods using the options below. Data and statistics are as of January 2020. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, October 1901

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 1901
1-Month
1.50"
(38.10mm)
2.54"
(64.52mm)
-1.04"
(-26.42mm)
24th Driest Driest since: 1895 1895
102nd Wettest Wettest since: 1900 2016
Sep–Oct 1901
2-Month
3.92"
(99.57mm)
3.96"
(100.58mm)
-0.04"
(-1.01mm)
60th Driest Driest since: 1898 1987
66th Wettest Wettest since: 1900 2016
Aug–Oct 1901
3-Month
4.36"
(110.74mm)
4.76"
(120.90mm)
-0.40"
(-10.16mm)
49th Driest Driest since: 1898 1987
77th Wettest Wettest since: 1900 2016
Jul–Oct 1901
4-Month
4.65"
(118.11mm)
5.49"
(139.45mm)
-0.84"
(-21.34mm)
37th Driest Driest since: 1898 1952
89th Wettest Wettest since: 1900 2016
Jun–Oct 1901
5-Month
5.88"
(149.35mm)
7.21"
(183.13mm)
-1.33"
(-33.78mm)
33rd Driest Driest since: 1898 1917, 2002
93rd Wettest Wettest since: 1900 1947
May–Oct 1901
6-Month
7.91"
(200.91mm)
9.35"
(237.49mm)
-1.44"
(-36.58mm)
27th Driest Driest since: 1895 2002
99th Wettest Wettest since: 1900 1941
Apr–Oct 1901
7-Month
10.40"
(264.16mm)
11.71"
(297.43mm)
-1.31"
(-33.27mm)
35th Driest Driest since: 1898 2002
91st Wettest Wettest since: 1900 1997
Mar–Oct 1901
8-Month
13.06"
(331.72mm)
14.97"
(380.24mm)
-1.91"
(-48.52mm)
30th Driest Driest since: 1898 1939
96th Wettest Wettest since: 1900 1997
Feb–Oct 1901
9-Month
17.86"
(453.64mm)
18.58"
(471.93mm)
-0.72"
(-18.29mm)
54th Driest Driest since: 1898 1929
72nd Wettest Wettest since: 1900 2017
Jan–Oct 1901
10-Month
23.01"
(584.45mm)
23.10"
(586.74mm)
-0.09"
(-2.29mm)
58th Driest Driest since: 1898 1929
68th Wettest Wettest since: 1900 1950
Dec 1900–Oct 1901
11-Month
27.21"
(691.13mm)
27.75"
(704.85mm)
-0.54"
(-13.72mm)
51st Driest Driest since: 1898 1929
74th Wettest Wettest since: 1900 1997
Nov 1900–Oct 1901
12-Month
30.60"
(777.24mm)
32.10"
(815.34mm)
-1.50"
(-38.10mm)
44th Driest Driest to Date 1977
81st Wettest Wettest since: 1900 1997
May 1900–Oct 1901
18-Month
42.27"
(1,073.66mm)
41.48"
(1,053.59mm)
0.79"
(20.07mm)
74th Driest Driest since: 1899 1929
51st Wettest Wettest since: 1900 1997
Nov 1899–Oct 1901
24-Month
64.49"
(1,638.05mm)
64.23"
(1,631.44mm)
0.26"
(6.61mm)
67th Driest Driest to Date 1930
57th Wettest Wettest since: 1900 1997
Nov 1898–Oct 1901
36-Month
98.06"
(2,490.72mm)
96.31"
(2,446.27mm)
1.75"
(44.45mm)
75th Driest Driest to Date 1931
48th Wettest Wettest since: 1900 1997
Nov 1897–Oct 1901
48-Month
129.24"
(3,282.70mm)
128.38"
(3,260.85mm)
0.86"
(21.85mm)
66th Driest Driest to Date 1931
56th Wettest Wettest since: 1900 1999
Nov 1896–Oct 1901
60-Month
166.17"
(4,220.72mm)
160.37"
(4,073.40mm)
5.80"
(147.32mm)
91st Driest Driest to Date 1932
30th Wettest Wettest since: 1900 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published February 2020, retrieved on February 21, 2020 from https://www.ncdc.noaa.gov/cag/