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, October 1955

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1955
1-Month 		0.47"
(11.94mm)		 0.89"
(22.61mm)		 -0.42"
(-10.67mm)		 40th Driest
Driest since:
 1895, 1917, 1952, 1988
89th Wettest
Wettest since:
 1956
Ties: 1997, 2008
Sep–Oct 1955
2-Month 		0.88"
(22.35mm)		 1.47"
(37.34mm)		 -0.59"
(-14.99mm)		 35th Driest
Driest since:
 1987
94th Wettest
Wettest since:
 1940
Ties: 1942
Aug–Oct 1955
3-Month 		0.88"
(22.35mm)		 1.85"
(46.99mm)		 -0.97"
(-24.64mm)		 21st Driest
Driest since:
 1929
108th Wettest
Wettest since:
 1940
Jul–Oct 1955
4-Month 		1.33"
(33.78mm)		 2.21"
(56.13mm)		 -0.88"
(-22.35mm)		 26th Driest
Driest since:
 1929
103rd Wettest
Wettest since:
 1940
Jun–Oct 1955
5-Month 		2.07"
(52.58mm)		 3.32"
(84.33mm)		 -1.25"
(-31.75mm)		 23rd Driest
Driest since:
 1935
106th Wettest
Wettest since:
 1923
May–Oct 1955
6-Month 		3.07"
(77.98mm)		 4.60"
(116.84mm)		 -1.53"
(-38.86mm)		 22nd Driest
Driest since:
 1928
107th Wettest
Wettest since:
 1998
Apr–Oct 1955
7-Month 		5.11"
(129.79mm)		 5.69"
(144.53mm)		 -0.58"
(-14.74mm)		 52nd Driest
Driest since:
 1928
77th Wettest
Wettest since:
 1998
Mar–Oct 1955
8-Month 		5.64"
(143.26mm)		 6.91"
(175.51mm)		 -1.27"
(-32.25mm)		 36th Driest
Driest since:
 1924
93rd Wettest
Wettest since:
 1998
Feb–Oct 1955
9-Month 		6.30"
(160.02mm)		 8.21"
(208.53mm)		 -1.91"
(-48.51mm)		 24th Driest
Driest since:
 1966
105th Wettest
Wettest since:
 1998
Jan–Oct 1955
10-Month 		7.04"
(178.82mm)		 9.79"
(248.67mm)		 -2.75"
(-69.85mm)		 18th Driest
Driest since:
 1966
111th Wettest
Wettest since:
 1998
Dec 1954–Oct 1955
11-Month 		8.42"
(213.87mm)		 11.26"
(286.00mm)		 -2.84"
(-72.13mm)		 23rd Driest
Driest since:
 1966
105th Wettest
Wettest since:
 1998
Nov 1954–Oct 1955
12-Month 		9.10"
(231.14mm)		 12.56"
(319.02mm)		 -3.46"
(-87.88mm)		 19th Driest
Driest since:
 1924
109th Wettest
Wettest since:
 1998
May 1954–Oct 1955
18-Month 		11.56"
(293.62mm)		 17.16"
(435.86mm)		 -5.60"
(-142.24mm)		 3rd Driest
Driest since:
 1929
125th Wettest
Wettest since:
 1983
Nov 1953–Oct 1955
24-Month 		17.24"
(437.90mm)		 25.12"
(638.05mm)		 -7.88"
(-200.15mm)		 2nd Driest
Driest since:
 1934
125th Wettest
Wettest since:
 1983
Nov 1952–Oct 1955
36-Month 		30.41"
(772.41mm)		 37.70"
(957.58mm)		 -7.29"
(-185.17mm)		 10th Driest
Driest since:
 1931
116th Wettest
Wettest since:
 1984
Nov 1951–Oct 1955
48-Month 		43.40"
(1,102.36mm)		 50.19"
(1,274.83mm)		 -6.79"
(-172.47mm)		 15th Driest
Driest since:
 1931
110th Wettest
Wettest since:
 1984
Nov 1950–Oct 1955
60-Month 		56.88"
(1,444.75mm)		 62.66"
(1,591.56mm)		 -5.78"
(-146.81mm)		 21st Driest
Driest since:
 1935
103rd Wettest
Wettest since:
 1984

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