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 December 2019. For more information, please see Climatological Rankings.


Northwest Climate Region

Precipitation Rankings, October 1917

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
October 1917
1-Month
0.34"
(8.64mm)
2.54"
(64.52mm)
-2.20"
(-55.88mm)
3rd Driest Driest since: 1895 1895
123rd Wettest Wettest since: 1916 2016
Sep–Oct 1917
2-Month
2.04"
(51.82mm)
3.96"
(100.58mm)
-1.92"
(-48.76mm)
9th Driest Driest to Date 1987
117th Wettest Wettest since: 1916 2016
Aug–Oct 1917
3-Month
2.18"
(55.37mm)
4.76"
(120.90mm)
-2.58"
(-65.53mm)
7th Driest Driest to Date 1987
119th Wettest Wettest since: 1916 2016
Jul–Oct 1917
4-Month
2.38"
(60.45mm)
5.49"
(139.45mm)
-3.11"
(-79.00mm)
4th Driest Driest to Date 1952
122nd Wettest Wettest since: 1916 2016
Jun–Oct 1917
5-Month
3.50"
(88.90mm)
7.21"
(183.13mm)
-3.71"
(-94.23mm)
1st Driest Driest to Date 1917, 2002
125th Wettest Wettest since: 1916 1947
Ties: 2002
May–Oct 1917
6-Month
5.87"
(149.10mm)
9.35"
(237.49mm)
-3.48"
(-88.39mm)
6th Driest Driest to Date 2002
120th Wettest Wettest since: 1916 1941
Apr–Oct 1917
7-Month
9.61"
(244.09mm)
11.71"
(297.43mm)
-2.10"
(-53.34mm)
21st Driest Driest since: 1910 2002
105th Wettest Wettest since: 1916 1997
Mar–Oct 1917
8-Month
13.29"
(337.57mm)
14.97"
(380.24mm)
-1.68"
(-42.67mm)
35th Driest Driest since: 1911 1939
91st Wettest Wettest since: 1916 1997
Feb–Oct 1917
9-Month
16.74"
(425.20mm)
18.58"
(471.93mm)
-1.84"
(-46.73mm)
35th Driest Driest since: 1911 1929
91st Wettest Wettest since: 1916 2017
Jan–Oct 1917
10-Month
19.87"
(504.70mm)
23.10"
(586.74mm)
-3.23"
(-82.04mm)
30th Driest Driest since: 1911 1929
96th Wettest Wettest since: 1916 1950
Dec 1916–Oct 1917
11-Month
23.94"
(608.08mm)
27.75"
(704.85mm)
-3.81"
(-96.77mm)
24th Driest Driest since: 1915 1929
101st Wettest Wettest since: 1916 1997
Nov 1916–Oct 1917
12-Month
27.54"
(699.52mm)
32.10"
(815.34mm)
-4.56"
(-115.82mm)
18th Driest Driest since: 1915 1977
107th Wettest Wettest since: 1916 1997
May 1916–Oct 1917
18-Month
36.31"
(922.27mm)
41.48"
(1,053.59mm)
-5.17"
(-131.32mm)
20th Driest Driest since: 1915 1929
105th Wettest Wettest since: 1916 1997
Nov 1915–Oct 1917
24-Month
65.54"
(1,664.72mm)
64.23"
(1,631.44mm)
1.31"
(33.28mm)
77th Driest Driest since: 1916 1930
47th Wettest Wettest since: 1913 1997
Nov 1914–Oct 1917
36-Month
90.87"
(2,308.10mm)
96.31"
(2,446.27mm)
-5.44"
(-138.17mm)
31st Driest Driest since: 1915 1931
92nd Wettest Wettest since: 1916 1997
Nov 1913–Oct 1917
48-Month
123.60"
(3,139.44mm)
128.38"
(3,260.85mm)
-4.78"
(-121.41mm)
37th Driest Driest to Date 1931
85th Wettest Wettest since: 1916 1999
Nov 1912–Oct 1917
60-Month
155.49"
(3,949.45mm)
160.37"
(4,073.40mm)
-4.88"
(-123.95mm)
40th Driest Driest since: 1915 1932
81st Wettest Wettest since: 1916 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Regional Time Series, published January 2020, retrieved on January 23, 2020 from https://www.ncdc.noaa.gov/cag/