Divisional Rankings

Divisional 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.

Oregon, Climate Division 9. Southeast

Precipitation Rankings, August 1958

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
August 1958
1-Month 		0.46"
(11.68mm)		 0.38"
(9.65mm)		 0.08"
(2.03mm)		 93rd Driest
Driest since:
 1909, 1910, 1955, 1969
36th Wettest
Wettest since:
 1965
Jul–Aug 1958
2-Month 		0.94"
(23.88mm)		 0.74"
(18.80mm)		 0.20"
(5.08mm)		 90th Driest
Driest since:
 1931
39th Wettest
Wettest since:
 1976
Jun–Aug 1958
3-Month 		3.50"
(88.90mm)		 1.85"
(46.99mm)		 1.65"
(41.91mm)		 120th Driest
Driest since:
 1919
9th Wettest
Wettest since:
 1913
May–Aug 1958
4-Month 		4.45"
(113.03mm)		 3.12"
(79.25mm)		 1.33"
(33.78mm)		 112th Driest
Driest since:
 1919
17th Wettest
Wettest since:
 1998
Apr–Aug 1958
5-Month 		5.94"
(150.88mm)		 4.22"
(107.19mm)		 1.72"
(43.69mm)		 107th Driest
Driest since:
 1924
22nd Wettest
Wettest since:
 1998
Mar–Aug 1958
6-Month 		6.98"
(177.29mm)		 5.43"
(137.92mm)		 1.55"
(39.37mm)		 104th Driest
Driest since:
 1924
25th Wettest
Wettest since:
 1998
Ties: 1904
Feb–Aug 1958
7-Month 		9.46"
(240.28mm)		 6.74"
(171.20mm)		 2.72"
(69.08mm)		 117th Driest
Driest since:
 1924
12th Wettest
Wettest since:
 1998
Jan–Aug 1958
8-Month 		11.17"
(283.72mm)		 8.31"
(211.07mm)		 2.86"
(72.65mm)		 118th Driest
Driest since:
 1966
11th Wettest
Wettest since:
 1998
Dec 1957–Aug 1958
9-Month 		12.72"
(323.09mm)		 9.78"
(248.41mm)		 2.94"
(74.68mm)		 110th Driest
Driest since:
 1966
18th Wettest
Wettest since:
 1998
Nov 1957–Aug 1958
10-Month 		13.49"
(342.65mm)		 11.09"
(281.69mm)		 2.40"
(60.96mm)		 105th Driest
Driest since:
 1924
23rd Wettest
Wettest since:
 1984
Oct 1957–Aug 1958
11-Month 		15.19"
(385.83mm)		 11.97"
(304.04mm)		 3.22"
(81.79mm)		 112th Driest
Driest since:
 1966
16th Wettest
Wettest since:
 1983
Sep 1957–Aug 1958
12-Month 		15.38"
(390.65mm)		 12.55"
(318.77mm)		 2.83"
(71.88mm)		 112th Driest
Driest since:
 1966
16th Wettest
Wettest since:
 1983
Mar 1957–Aug 1958
18-Month 		22.86"
(580.64mm)		 17.99"
(456.95mm)		 4.87"
(123.69mm)		 117th Driest
Driest since:
 1934
11th Wettest
Wettest since:
 1984
Sep 1956–Aug 1958
24-Month 		30.06"
(763.52mm)		 25.13"
(638.30mm)		 4.93"
(125.22mm)		 112th Driest
Driest since:
 1955
15th Wettest
Wettest since:
 1984
Sep 1955–Aug 1958
36-Month 		44.76"
(1,136.90mm)		 37.70"
(957.58mm)		 7.06"
(179.32mm)		 115th Driest
Driest since:
 1931
11th Wettest
Wettest since:
 1984
Sep 1954–Aug 1958
48-Month 		53.46"
(1,357.88mm)		 50.19"
(1,274.83mm)		 3.27"
(83.05mm)		 95th Driest
Driest since:
 1933
30th Wettest
Wettest since:
 1984
Sep 1953–Aug 1958
60-Month 		61.44"
(1,560.58mm)		 62.66"
(1,591.56mm)		 -1.22"
(-30.98mm)		 60th Driest
Driest since:
 1933
64th Wettest
Wettest since:
 1984
Ties: 2009

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