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, April 1961

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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
April 1961
1-Month
3.14"
(79.76mm)
2.83"
(71.88mm)
0.31"
(7.88mm)
78th Driest
Driest since:
1956
51st Wettest
Wettest since:
1937
Ties: 1980
Mar–Apr 1961
2-Month
9.06"
(230.12mm)
6.98"
(177.29mm)
2.08"
(52.83mm)
110th Driest
Driest since:
1926
19th Wettest
Wettest since:
2017
Feb–Apr 1961
3-Month
19.12"
(485.65mm)
11.72"
(297.69mm)
7.40"
(187.96mm)
126th Driest
Driest since:
1911
3rd Wettest
Wettest since:
2017
Jan–Apr 1961
4-Month
25.84"
(656.34mm)
17.78"
(451.61mm)
8.06"
(204.73mm)
128th Driest
Driest since:
1985
1st Wettest
Wettest to Date
1961
Dec 1960–Apr 1961
5-Month
29.43"
(747.52mm)
24.29"
(616.97mm)
5.14"
(130.55mm)
110th Driest
Driest since:
1977
18th Wettest
Wettest since:
1997
Nov 1960–Apr 1961
6-Month
37.76"
(959.10mm)
30.43"
(772.92mm)
7.33"
(186.18mm)
118th Driest
Driest since:
1977
10th Wettest
Wettest since:
1974
Oct 1960–Apr 1961
7-Month
41.65"
(1,057.91mm)
34.12"
(866.65mm)
7.53"
(191.26mm)
115th Driest
Driest since:
1977
13th Wettest
Wettest since:
1974
Ties: 1904
Sep 1960–Apr 1961
8-Month
42.82"
(1,087.63mm)
36.07"
(916.18mm)
6.75"
(171.45mm)
111th Driest
Driest since:
1977
17th Wettest
Wettest since:
1974
Aug 1960–Apr 1961
9-Month
44.79"
(1,137.67mm)
37.10"
(942.34mm)
7.69"
(195.33mm)
111th Driest
Driest since:
1977
17th Wettest
Wettest since:
1974
Jul 1960–Apr 1961
10-Month
44.82"
(1,138.43mm)
38.00"
(965.20mm)
6.82"
(173.23mm)
110th Driest
Driest since:
1977
18th Wettest
Wettest since:
1974
Jun 1960–Apr 1961
11-Month
45.78"
(1,162.81mm)
39.89"
(1,013.21mm)
5.89"
(149.60mm)
107th Driest
Driest since:
1977
21st Wettest
Wettest since:
1974
May 1960–Apr 1961
12-Month
49.98"
(1,269.49mm)
42.14"
(1,070.36mm)
7.84"
(199.13mm)
114th Driest
Driest since:
1977
14th Wettest
Wettest since:
1997
Nov 1959–Apr 1961
18-Month
79.56"
(2,020.82mm)
72.57"
(1,843.28mm)
6.99"
(177.54mm)
98th Driest
Driest since:
1930
29th Wettest
Wettest since:
1997
May 1959–Apr 1961
24-Month
94.63"
(2,403.60mm)
84.31"
(2,141.47mm)
10.32"
(262.13mm)
108th Driest
Driest since:
1930
19th Wettest
Wettest since:
1997
May 1958–Apr 1961
36-Month
140.52"
(3,569.21mm)
126.39"
(3,210.31mm)
14.13"
(358.90mm)
111th Driest
Driest since:
1931
15th Wettest
Wettest since:
1997
May 1957–Apr 1961
48-Month
183.45"
(4,659.63mm)
168.47"
(4,279.14mm)
14.98"
(380.49mm)
106th Driest
Driest since:
1931
19th Wettest
Wettest since:
1999
May 1956–Apr 1961
60-Month
224.29"
(5,696.97mm)
210.46"
(5,345.68mm)
13.83"
(351.29mm)
98th Driest
Driest since:
1930
26th Wettest
Wettest since:
1999

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