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 January 1895. For more information, please see Climatological Rankings.


Washington

Precipitation Rankings, August 2018

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Amomaly Rank
(1895-2018)
Wettest/Driest
Since
Record
August 2018
1-Month
0.40"
(10.16mm)
1.02"
(25.91mm)
-0.62"
(-15.75mm)
28ᵗʰ Driest Driest since: 2017 1967
97ᵗʰ Wettest Wettest since: 2015 1912
Ties: 1981, 2000
Jul–Aug 2018
2-Month
0.64"
(16.26mm)
1.92"
(48.77mm)
-1.28"
(-32.51mm)
10ᵗʰ Driest Driest since: 2017 2017
115ᵗʰ Wettest Wettest since: 2016 1983
Jun–Aug 2018
3-Month
1.98"
(50.29mm)
3.80"
(96.52mm)
-1.82"
(-46.23mm)
11ᵗʰ Driest Driest since: 2017 2003
114ᵗʰ Wettest Wettest since: 2016 1983
May–Aug 2018
4-Month
3.07"
(77.98mm)
6.05"
(153.67mm)
-2.98"
(-75.69mm)
3ʳᵈ Driest Driest since: 2003 2003
122ⁿᵈ Wettest Wettest since: 2017 1948
Apr–Aug 2018
5-Month
8.55"
(217.17mm)
8.88"
(225.55mm)
-0.33"
(-8.38mm)
56ᵗʰ Driest Driest since: 2016 1924
69ᵗʰ Wettest Wettest since: 2017 1948
Ties: 1947
Mar–Aug 2018
6-Month
11.84"
(300.74mm)
13.03"
(330.96mm)
-1.19"
(-30.22mm)
39ᵗʰ Driest Driest since: 2015 1924
86ᵗʰ Wettest Wettest since: 2017 1997
Feb–Aug 2018
7-Month
16.23"
(412.24mm)
17.77"
(451.36mm)
-1.54"
(-39.12mm)
43ʳᵈ Driest Driest since: 2015 1973
82ⁿᵈ Wettest Wettest since: 2017 1948
Jan–Aug 2018
8-Month
23.97"
(608.84mm)
23.83"
(605.28mm)
0.14"
(3.56mm)
68ᵗʰ Driest Driest since: 2015 1985
57ᵗʰ Wettest Wettest since: 2017 1972
Dec 2017–Aug 2018
9-Month
29.06"
(738.12mm)
30.34"
(770.64mm)
-1.28"
(-32.52mm)
53ʳᵈ Driest Driest since: 2015 1985
71ˢᵗ Wettest Wettest since: 2017 1997
Nov 2017–Aug 2018
10-Month
37.92"
(963.17mm)
36.48"
(926.59mm)
1.44"
(36.58mm)
72ⁿᵈ Driest Driest since: 2015 1977
52ⁿᵈ Wettest Wettest since: 2017 1974
Oct 2017–Aug 2018
11-Month
42.98"
(1,091.69mm)
40.16"
(1,020.06mm)
2.82"
(71.63mm)
82ⁿᵈ Driest Driest since: 2015 1977
42ⁿᵈ Wettest Wettest since: 2017 1997
Ties: 2010
Sep 2017–Aug 2018
12-Month
44.33"
(1,125.98mm)
42.12"
(1,069.85mm)
2.21"
(56.13mm)
74ᵗʰ Driest Driest since: 2015 1977
50ᵗʰ Wettest Wettest since: 2017 1997
Mar 2017–Aug 2018
18-Month
61.89"
(1,572.01mm)
55.18"
(1,401.57mm)
6.71"
(170.44mm)
100ᵗʰ Driest Driest since: 2016 1930
24ᵗʰ Wettest Wettest since: 2017 1997
Sep 2016–Aug 2018
24-Month
96.46"
(2,450.08mm)
84.28"
(2,140.71mm)
12.18"
(309.37mm)
112ᵗʰ Driest Driest since: 2016 1930
11ᵗʰ Wettest Wettest since: 2017 1997
Sep 2015–Aug 2018
36-Month
145.96"
(3,707.38mm)
126.37"
(3,209.80mm)
19.59"
(497.58mm)
116ᵗʰ Driest Driest since: 2017 1931
6ᵗʰ Wettest Wettest since: 1999 1997
Sep 2014–Aug 2018
48-Month
185.22"
(4,704.59mm)
168.47"
(4,279.14mm)
16.75"
(425.45mm)
109ᵗʰ Driest Driest since: 2017 1931
12ᵗʰ Wettest Wettest since: 2000 1999
Sep 2013–Aug 2018
60-Month
227.83"
(5,786.88mm)
210.46"
(5,345.68mm)
17.37"
(441.20mm)
102ⁿᵈ Driest Driest since: 2017 1930
18ᵗʰ Wettest Wettest since: 2001 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published September 2018, retrieved on September 22, 2018 from https://www.ncdc.noaa.gov/cag/