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 1956

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  • Record Wettest
Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Wettest/Driest
Since		 Record
October 1956
1-Month 		3.23"
(82.04mm)		 0.89"
(22.61mm)		 2.34"
(59.43mm)		 128th Driest
Driest since:
 1895, 1917, 1952, 1988
1st Wettest
Wettest to Date
 1956
Sep–Oct 1956
2-Month 		3.37"
(85.60mm)		 1.47"
(37.34mm)		 1.90"
(48.26mm)		 127th Driest
Driest since:
 1987
2nd Wettest
Wettest since:
 1940
Aug–Oct 1956
3-Month 		3.60"
(91.44mm)		 1.85"
(46.99mm)		 1.75"
(44.45mm)		 123rd Driest
Driest since:
 1929
6th Wettest
Wettest since:
 1940
Jul–Oct 1956
4-Month 		3.92"
(99.57mm)		 2.21"
(56.13mm)		 1.71"
(43.44mm)		 120th Driest
Driest since:
 1929
9th Wettest
Wettest since:
 1940
Jun–Oct 1956
5-Month 		4.41"
(112.01mm)		 3.32"
(84.33mm)		 1.09"
(27.68mm)		 108th Driest
Driest since:
 1935
21st Wettest
Wettest since:
 1923
Ties: 1993
May–Oct 1956
6-Month 		7.09"
(180.09mm)		 4.60"
(116.84mm)		 2.49"
(63.25mm)		 123rd Driest
Driest since:
 1928
6th Wettest
Wettest since:
 1998
Apr–Oct 1956
7-Month 		8.27"
(210.06mm)		 5.69"
(144.53mm)		 2.58"
(65.53mm)		 121st Driest
Driest since:
 1928
8th Wettest
Wettest since:
 1998
Mar–Oct 1956
8-Month 		8.52"
(216.41mm)		 6.91"
(175.51mm)		 1.61"
(40.90mm)		 103rd Driest
Driest since:
 1924
26th Wettest
Wettest since:
 1998
Feb–Oct 1956
9-Month 		9.12"
(231.65mm)		 8.21"
(208.53mm)		 0.91"
(23.12mm)		 91st Driest
Driest since:
 1966
38th Wettest
Wettest since:
 1998
Jan–Oct 1956
10-Month 		12.50"
(317.50mm)		 9.79"
(248.67mm)		 2.71"
(68.83mm)		 115th Driest
Driest since:
 1966
14th Wettest
Wettest since:
 1998
Dec 1955–Oct 1956
11-Month 		15.78"
(400.81mm)		 11.26"
(286.00mm)		 4.52"
(114.81mm)		 123rd Driest
Driest since:
 1966
5th Wettest
Wettest since:
 1998
Nov 1955–Oct 1956
12-Month 		17.19"
(436.63mm)		 12.56"
(319.02mm)		 4.63"
(117.61mm)		 122nd Driest
Driest since:
 1924
6th Wettest
Wettest to Date
 1998
May 1955–Oct 1956
18-Month 		20.26"
(514.60mm)		 17.16"
(435.86mm)		 3.10"
(78.74mm)		 109th Driest
Driest since:
 1929
19th Wettest
Wettest since:
 1983
Nov 1954–Oct 1956
24-Month 		26.29"
(667.77mm)		 25.12"
(638.05mm)		 1.17"
(29.72mm)		 84th Driest
Driest since:
 1934
43rd Wettest
Wettest since:
 1983
Ties: 1963
Nov 1953–Oct 1956
36-Month 		34.43"
(874.52mm)		 37.70"
(957.58mm)		 -3.27"
(-83.06mm)		 39th Driest
Driest since:
 1931
87th Wettest
Wettest since:
 1984
Nov 1952–Oct 1956
48-Month 		47.60"
(1,209.04mm)		 50.19"
(1,274.83mm)		 -2.59"
(-65.79mm)		 42nd Driest
Driest since:
 1931
83rd Wettest
Wettest since:
 1984
Ties: 1963
Nov 1951–Oct 1956
60-Month 		60.59"
(1,538.99mm)		 62.66"
(1,591.56mm)		 -2.07"
(-52.57mm)		 51st Driest
Driest since:
 1935
73rd Wettest
Wettest since:
 1984

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