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 April 2021. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, October 1900

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
October 1900
1-Month
4.57"
(116.08mm)
2.54"
(64.52mm)
2.03"
(51.56mm)
119th Driest Driest since: 1899 1895
8th Wettest Wettest to Date 2016
Sep–Oct 1900
2-Month
6.17"
(156.72mm)
3.96"
(100.58mm)
2.21"
(56.14mm)
118th Driest Driest since: 1899 1987
9th Wettest Wettest to Date 2016
Ties: 1985
Aug–Oct 1900
3-Month
7.06"
(179.32mm)
4.76"
(120.90mm)
2.30"
(58.42mm)
115th Driest Driest since: 1899 1987
12th Wettest Wettest to Date 2016
Jul–Oct 1900
4-Month
7.38"
(187.45mm)
5.49"
(139.45mm)
1.89"
(48.00mm)
110th Driest Driest since: 1899 1952
17th Wettest Wettest to Date 2016
Jun–Oct 1900
5-Month
8.99"
(228.35mm)
7.21"
(183.13mm)
1.78"
(45.22mm)
110th Driest Driest since: 1899 1917, 2002
17th Wettest Wettest to Date 1947
Ties: 1983
May–Oct 1900
6-Month
11.67"
(296.42mm)
9.35"
(237.49mm)
2.32"
(58.93mm)
111th Driest Driest since: 1899 2002
16th Wettest Wettest to Date 1941
Apr–Oct 1900
7-Month
14.12"
(358.65mm)
11.71"
(297.43mm)
2.41"
(61.22mm)
112th Driest Driest since: 1899 2002
15th Wettest Wettest to Date 1997
Mar–Oct 1900
8-Month
17.06"
(433.32mm)
14.97"
(380.24mm)
2.09"
(53.08mm)
100th Driest Driest since: 1899 1939
27th Wettest Wettest to Date 1997
Feb–Oct 1900
9-Month
20.32"
(516.13mm)
18.58"
(471.93mm)
1.74"
(44.20mm)
91st Driest Driest since: 1898 1929
36th Wettest Wettest since: 1899 2017
Ties: 1993
Jan–Oct 1900
10-Month
23.72"
(602.49mm)
23.10"
(586.74mm)
0.62"
(15.75mm)
74th Driest Driest since: 1898 1929
53rd Wettest Wettest since: 1899 1950
Dec 1899–Oct 1900
11-Month
28.06"
(712.72mm)
27.75"
(704.85mm)
0.31"
(7.87mm)
65th Driest Driest since: 1898 1929
61st Wettest Wettest since: 1899 1997
Nov 1899–Oct 1900
12-Month
33.89"
(860.81mm)
32.10"
(815.34mm)
1.79"
(45.47mm)
84th Driest Driest since: 1899 1977
42nd Wettest Wettest since: 1897 1997
May 1899–Oct 1900
18-Month
44.37"
(1,127.00mm)
41.48"
(1,053.59mm)
2.89"
(73.41mm)
93rd Driest Driest since: 1899 1929
33rd Wettest Wettest since: 1897 1997
Nov 1898–Oct 1900
24-Month
67.46"
(1,713.48mm)
64.23"
(1,631.44mm)
3.23"
(82.04mm)
93rd Driest Driest since: 1899 1930
32nd Wettest Wettest since: 1898 1997
Nov 1897–Oct 1900
36-Month
98.64"
(2,505.46mm)
96.31"
(2,446.27mm)
2.33"
(59.19mm)
83rd Driest Driest to Date 1931
41st Wettest Wettest since: 1899 1997
Nov 1896–Oct 1900
48-Month
135.57"
(3,443.48mm)
128.38"
(3,260.85mm)
7.19"
(182.63mm)
101st Driest Driest to Date 1931
22nd Wettest Wettest since: 1899 1999
Nov 1895–Oct 1900
60-Month
170.22"
(4,323.59mm)
160.37"
(4,073.40mm)
9.85"
(250.19mm)
105th Driest Driest to Date 1932
17th Wettest Wettest to Date 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published May 2021, retrieved on May 15, 2021 from https://www.ncdc.noaa.gov/cag/