Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Washington

Precipitation Rankings, May 1973

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
May 1973
1-Month
2.08"
(52.83mm)
2.25"
(57.15mm)
-0.17"
(-4.32mm)
62nd Driest
Driest since:
1924
67th Wettest
Wettest since:
1948
Apr–May 1973
2-Month
3.43"
(87.12mm)
5.08"
(129.03mm)
-1.65"
(-41.91mm)
13th Driest
Driest since:
1924
116th Wettest
Wettest since:
1948
Ties: 1909
Mar–May 1973
3-Month
6.13"
(155.70mm)
9.23"
(234.44mm)
-3.10"
(-78.74mm)
9th Driest
Driest since:
1924
120th Wettest
Wettest since:
2011
Feb–May 1973
4-Month
8.01"
(203.45mm)
13.96"
(354.58mm)
-5.95"
(-151.13mm)
1st Driest
Driest since:
1973
128th Wettest
Wettest since:
2017
Jan–May 1973
5-Month
12.89"
(327.41mm)
20.03"
(508.76mm)
-7.14"
(-181.35mm)
2nd Driest
Driest since:
1985
127th Wettest
Wettest since:
1961
Dec 1972–May 1973
6-Month
21.70"
(551.18mm)
26.54"
(674.12mm)
-4.84"
(-122.94mm)
16th Driest
Driest since:
1985
112th Wettest
Wettest since:
1997
Nov 1972–May 1973
7-Month
25.82"
(655.83mm)
32.67"
(829.82mm)
-6.85"
(-173.99mm)
11th Driest
Driest since:
1977
117th Wettest
Wettest since:
1974
Oct 1972–May 1973
8-Month
26.76"
(679.70mm)
36.36"
(923.54mm)
-9.60"
(-243.84mm)
7th Driest
Driest since:
1977
121st Wettest
Wettest since:
1974
Sep 1972–May 1973
9-Month
30.15"
(765.81mm)
38.32"
(973.33mm)
-8.17"
(-207.52mm)
12th Driest
Driest since:
1977
116th Wettest
Wettest since:
1974
Aug 1972–May 1973
10-Month
31.39"
(797.31mm)
39.35"
(999.49mm)
-7.96"
(-202.18mm)
12th Driest
Driest since:
1977
116th Wettest
Wettest since:
1974
Jul 1972–May 1973
11-Month
32.92"
(836.17mm)
40.24"
(1,022.10mm)
-7.32"
(-185.93mm)
14th Driest
Driest since:
1977
114th Wettest
Wettest since:
1974
Jun 1972–May 1973
12-Month
35.12"
(892.05mm)
42.13"
(1,070.10mm)
-7.01"
(-178.05mm)
15th Driest
Driest since:
1977
113th Wettest
Wettest since:
1974
Dec 1971–May 1973
18-Month
70.80"
(1,798.32mm)
68.67"
(1,744.22mm)
2.13"
(54.10mm)
75th Driest
Driest since:
1930
52nd Wettest
Wettest since:
1997
Jun 1971–May 1973
24-Month
86.96"
(2,208.78mm)
84.30"
(2,141.22mm)
2.66"
(67.56mm)
77th Driest
Driest since:
1930
50th Wettest
Wettest since:
1997
Jun 1970–May 1973
36-Month
133.44"
(3,389.38mm)
126.40"
(3,210.56mm)
7.04"
(178.82mm)
90th Driest
Driest since:
1931
36th Wettest
Wettest since:
1998
Jun 1969–May 1973
48-Month
171.76"
(4,362.70mm)
168.49"
(4,279.65mm)
3.27"
(83.05mm)
70th Driest
Driest since:
1931
55th Wettest
Wettest since:
1999
Jun 1968–May 1973
60-Month
219.41"
(5,573.01mm)
210.48"
(5,346.19mm)
8.93"
(226.82mm)
84th Driest
Driest since:
1930
40th Wettest
Wettest since:
1999

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