Climate at a Glance

Statewide 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 October 2019. For more information, please see Climatological Rankings.


Washington

Precipitation Rankings, October 2018

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 2018
1-Month
3.65"
(92.71mm)
3.66"
(92.96mm)
-0.01"
(-0.25mm)
60th Driest Driest since: 2013 1895
66th Wettest Wettest since: 2017 2016
Sep–Oct 2018
2-Month
5.23"
(132.84mm)
5.61"
(142.49mm)
-0.38"
(-9.65mm)
55th Driest Driest since: 2011 1987
71st Wettest Wettest since: 2017 2016
Ties: 1949
Aug–Oct 2018
3-Month
5.59"
(141.99mm)
6.63"
(168.40mm)
-1.04"
(-26.41mm)
44th Driest Driest since: 2011 1987
82nd Wettest Wettest since: 2017 2016
Jul–Oct 2018
4-Month
5.76"
(146.30mm)
7.53"
(191.26mm)
-1.77"
(-44.96mm)
28th Driest Driest since: 2008 2002
98th Wettest Wettest since: 2017 2016
Ties: 1901
Jun–Oct 2018
5-Month
7.12"
(180.85mm)
9.41"
(239.01mm)
-2.29"
(-58.16mm)
22nd Driest Driest since: 2006 1987
104th Wettest Wettest since: 2017 1997
May–Oct 2018
6-Month
8.20"
(208.28mm)
11.66"
(296.16mm)
-3.46"
(-87.88mm)
15th Driest Driest since: 2006 2002
111th Wettest Wettest since: 2017 1997
Apr–Oct 2018
7-Month
13.68"
(347.47mm)
14.49"
(368.05mm)
-0.81"
(-20.58mm)
44th Driest Driest since: 2015 1952
82nd Wettest Wettest since: 2017 1997
Mar–Oct 2018
8-Month
16.95"
(430.53mm)
18.64"
(473.46mm)
-1.69"
(-42.93mm)
37th Driest Driest since: 2015 1952
89th Wettest Wettest since: 2017 1997
Ties: 1918
Feb–Oct 2018
9-Month
21.33"
(541.78mm)
23.38"
(593.85mm)
-2.05"
(-52.07mm)
39th Driest Driest since: 2015 1952
87th Wettest Wettest since: 2017 1997
Jan–Oct 2018
10-Month
29.07"
(738.38mm)
29.44"
(747.78mm)
-0.37"
(-9.40mm)
65th Driest Driest since: 2015 1929
61st Wettest Wettest since: 2017 1997
Dec 2017–Oct 2018
11-Month
34.16"
(867.66mm)
35.96"
(913.38mm)
-1.80"
(-45.72mm)
48th Driest Driest since: 2015 1929
77th Wettest Wettest since: 2017 1997
Nov 2017–Oct 2018
12-Month
43.02"
(1,092.71mm)
42.09"
(1,069.09mm)
0.93"
(23.62mm)
69th Driest Driest since: 2015 1929
56th Wettest Wettest since: 2017 1997
May 2017–Oct 2018
18-Month
53.58"
(1,360.93mm)
53.80"
(1,366.52mm)
-0.22"
(-5.59mm)
58th Driest Driest since: 2015 1929
67th Wettest Wettest since: 2017 1997
Nov 2016–Oct 2018
24-Month
89.60"
(2,275.84mm)
84.23"
(2,139.44mm)
5.37"
(136.40mm)
84th Driest Driest since: 2015 1930
40th Wettest Wettest since: 2017 1997
Nov 2015–Oct 2018
36-Month
145.38"
(3,692.65mm)
126.30"
(3,208.02mm)
19.08"
(484.63mm)
118th Driest Driest since: 2017 1931
5th Wettest Wettest since: 1999 1997
Nov 2014–Oct 2018
48-Month
182.52"
(4,636.01mm)
168.46"
(4,278.88mm)
14.06"
(357.13mm)
101st Driest Driest since: 2016 1931
21st Wettest Wettest since: 2017 1999
Nov 2013–Oct 2018
60-Month
225.96"
(5,739.38mm)
210.48"
(5,346.19mm)
15.48"
(393.19mm)
101st Driest Driest since: 2015 1932
20th Wettest Wettest since: 2017 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2019, retrieved on December 5, 2019 from https://www.ncdc.noaa.gov/cag/