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


Washington

Precipitation Rankings, May 1901

View Period (Months):All1234567891011121824364860
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2019)
Wettest/Driest
Since
Record
May 1901
1-Month
2.34"
(59.44mm)
2.25"
(57.15mm)
0.09"
(2.29mm)
72nd Driest Driest since: 1898 1924
54th Wettest Wettest since: 1900 1948
Apr–May 1901
2-Month
6.22"
(157.99mm)
5.08"
(129.03mm)
1.14"
(28.96mm)
97th Driest Driest since: 1900 1924
29th Wettest Wettest since: 1899 1948
Ties: 2014
Mar–May 1901
3-Month
9.31"
(236.47mm)
9.23"
(234.44mm)
0.08"
(2.03mm)
65th Driest Driest since: 1898 1924
61st Wettest Wettest since: 1900 2011
Ties: 1920
Feb–May 1901
4-Month
15.42"
(391.67mm)
13.96"
(354.58mm)
1.46"
(37.09mm)
94th Driest Driest since: 1900 1973
32nd Wettest Wettest since: 1899 2017
Ties: 2010
Jan–May 1901
5-Month
22.16"
(562.86mm)
20.03"
(508.76mm)
2.13"
(54.10mm)
90th Driest Driest since: 1900 1985
36th Wettest Wettest since: 1899 1961
Dec 1900–May 1901
6-Month
29.80"
(756.92mm)
26.54"
(674.12mm)
3.26"
(82.80mm)
93rd Driest Driest since: 1900 1985
32nd Wettest Wettest since: 1899 1997
Nov 1900–May 1901
7-Month
34.60"
(878.84mm)
32.67"
(829.82mm)
1.93"
(49.02mm)
74th Driest Driest to Date 1977
51st Wettest Wettest since: 1900 1974
Oct 1900–May 1901
8-Month
40.62"
(1,031.75mm)
36.36"
(923.54mm)
4.26"
(108.21mm)
92nd Driest Driest since: 1900 1977
33rd Wettest Wettest since: 1897 1974
Sep 1900–May 1901
9-Month
42.69"
(1,084.33mm)
38.32"
(973.33mm)
4.37"
(111.00mm)
95th Driest Driest since: 1900 1977
30th Wettest Wettest since: 1897 1974
Ties: 1995
Aug 1900–May 1901
10-Month
44.02"
(1,118.11mm)
39.35"
(999.49mm)
4.67"
(118.62mm)
97th Driest Driest since: 1899 1977
28th Wettest Wettest since: 1900 1974
Jul 1900–May 1901
11-Month
44.68"
(1,134.87mm)
40.24"
(1,022.10mm)
4.44"
(112.77mm)
96th Driest Driest since: 1899 1977
29th Wettest Wettest since: 1900 1974
Jun 1900–May 1901
12-Month
47.30"
(1,201.42mm)
42.13"
(1,070.10mm)
5.17"
(131.32mm)
100th Driest Driest since: 1900 1977
25th Wettest Wettest to Date 1974
Dec 1899–May 1901
18-Month
73.45"
(1,865.63mm)
68.67"
(1,744.22mm)
4.78"
(121.41mm)
86th Driest Driest since: 1899 1930
38th Wettest Wettest since: 1900 1997
Jun 1899–May 1901
24-Month
93.95"
(2,386.33mm)
84.30"
(2,141.22mm)
9.65"
(245.11mm)
104th Driest Driest since: 1900 1930
20th Wettest Wettest to Date 1997
Jun 1898–May 1901
36-Month
139.18"
(3,535.17mm)
126.40"
(3,210.56mm)
12.78"
(324.61mm)
106th Driest Driest since: 1900 1931
17th Wettest Wettest to Date 1998
Jun 1897–May 1901
48-Month
185.27"
(4,705.86mm)
168.49"
(4,279.65mm)
16.78"
(426.21mm)
110th Driest Driest since: 1900 1931
12th Wettest Wettest to Date 1999
Jun 1896–May 1901
60-Month
230.74"
(5,860.80mm)
210.48"
(5,346.19mm)
20.26"
(514.61mm)
110th Driest Driest since: 1900 1930
11th Wettest Wettest to Date 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published October 2019, retrieved on October 17, 2019 from https://www.ncdc.noaa.gov/cag/