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 2020. For more information, please see Climatological Rankings.


Washington

Precipitation Rankings, May 1921

View Period (Months):All1234567891011121824364860
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2020)
Wettest/Driest
Since
Record
May 1921
1-Month
1.79"
(45.47mm)
2.25"
(57.15mm)
-0.46"
(-11.68mm)
41st Driest Driest since: 1920 1924
86th Wettest Wettest since: 1919 1948
Ties: 1940
Apr–May 1921
2-Month
5.13"
(130.30mm)
5.08"
(129.03mm)
0.05"
(1.27mm)
62nd Driest Driest since: 1918 1924
65th Wettest Wettest since: 1920 1948
Ties: 1965
Mar–May 1921
3-Month
9.62"
(244.35mm)
9.23"
(234.44mm)
0.39"
(9.91mm)
74th Driest Driest since: 1920 1924
53rd Wettest Wettest since: 1919 2011
Feb–May 1921
4-Month
15.44"
(392.18mm)
13.96"
(354.58mm)
1.48"
(37.60mm)
96th Driest Driest since: 1920 1973
31st Wettest Wettest since: 1919 2017
Jan–May 1921
5-Month
24.05"
(610.87mm)
20.03"
(508.76mm)
4.02"
(102.11mm)
104th Driest Driest since: 1920 1985
23rd Wettest Wettest since: 1919 1961
Dec 1920–May 1921
6-Month
31.94"
(811.28mm)
26.54"
(674.12mm)
5.40"
(137.16mm)
109th Driest Driest since: 1920 1985
17th Wettest Wettest since: 1918 1997
Nov 1920–May 1921
7-Month
37.15"
(943.61mm)
32.67"
(829.82mm)
4.48"
(113.79mm)
103rd Driest Driest since: 1920 1977
23rd Wettest Wettest since: 1918 1974
Oct 1920–May 1921
8-Month
42.50"
(1,079.50mm)
36.36"
(923.54mm)
6.14"
(155.96mm)
108th Driest Driest since: 1920 1977
18th Wettest Wettest since: 1916 1974
Sep 1920–May 1921
9-Month
47.34"
(1,202.44mm)
38.32"
(973.33mm)
9.02"
(229.11mm)
116th Driest Driest since: 1920 1977
10th Wettest Wettest to Date 1974
Aug 1920–May 1921
10-Month
49.09"
(1,246.89mm)
39.35"
(999.49mm)
9.74"
(247.40mm)
119th Driest Driest since: 1920 1977
7th Wettest Wettest to Date 1974
Jul 1920–May 1921
11-Month
50.29"
(1,277.37mm)
40.24"
(1,022.10mm)
10.05"
(255.27mm)
120th Driest Driest since: 1920 1977
6th Wettest Wettest to Date 1974
Jun 1920–May 1921
12-Month
52.15"
(1,324.61mm)
42.13"
(1,070.10mm)
10.02"
(254.51mm)
119th Driest Driest since: 1920 1977
7th Wettest Wettest to Date 1974
Dec 1919–May 1921
18-Month
72.52"
(1,842.01mm)
68.67"
(1,744.22mm)
3.85"
(97.79mm)
81st Driest Driest since: 1920 1930
44th Wettest Wettest since: 1919 1997
Jun 1919–May 1921
24-Month
83.98"
(2,133.09mm)
84.30"
(2,141.22mm)
-0.32"
(-8.13mm)
60th Driest Driest since: 1920 1930
65th Wettest Wettest since: 1919 1997
Jun 1918–May 1921
36-Month
129.28"
(3,283.71mm)
126.40"
(3,210.56mm)
2.88"
(73.15mm)
73rd Driest Driest since: 1920 1931
51st Wettest Wettest since: 1918 1998
Jun 1917–May 1921
48-Month
171.88"
(4,365.75mm)
168.49"
(4,279.65mm)
3.39"
(86.10mm)
70th Driest Driest since: 1920 1931
53rd Wettest Wettest since: 1919 1999
Jun 1916–May 1921
60-Month
209.37"
(5,318.00mm)
210.48"
(5,346.19mm)
-1.11"
(-28.19mm)
54th Driest Driest since: 1920 1930
68th Wettest Wettest since: 1919 1999

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Statewide Time Series, published November 2020, retrieved on December 1, 2020 from https://www.ncdc.noaa.gov/cag/