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, December 1987

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PeriodValue1901-2000
Mean		AnomalyRank
(1895-2022)		Wettest/Driest
Since		Record
December 1987
1-Month		1.38"
(35.05mm)		1.47"
(37.34mm)		-0.09"
(-2.29mm)		66th Driest
Driest since:
1976
63rd Wettest
Wettest since:
1983
Ties: 1954
Nov–Dec 1987
2-Month		2.43"
(61.72mm)		2.77"
(70.36mm)		-0.34"
(-8.64mm)		57th Driest
Driest since:
1976
72nd Wettest
Wettest since:
1983
Ties: 1991
Oct–Dec 1987
3-Month		2.61"
(66.29mm)		3.66"
(92.96mm)		-1.05"
(-26.67mm)		34th Driest
Driest since:
1976
95th Wettest
Wettest since:
1983
Sep–Dec 1987
4-Month		2.61"
(66.29mm)		4.24"
(107.70mm)		-1.63"
(-41.41mm)		18th Driest
Driest since:
1936
111th Wettest
Wettest since:
1981
Aug–Dec 1987
5-Month		2.89"
(73.41mm)		4.62"
(117.35mm)		-1.73"
(-43.94mm)		16th Driest
Driest since:
1936
113th Wettest
Wettest since:
1983
Ties: 2002
Jul–Dec 1987
6-Month		3.44"
(87.38mm)		4.98"
(126.49mm)		-1.54"
(-39.11mm)		23rd Driest
Driest since:
1929
106th Wettest
Wettest since:
1983
Ties: 1953
Jun–Dec 1987
7-Month		4.56"
(115.82mm)		6.09"
(154.69mm)		-1.53"
(-38.87mm)		27th Driest
Driest since:
1935
102nd Wettest
Wettest since:
1983
May–Dec 1987
8-Month		6.88"
(174.75mm)		7.36"
(186.94mm)		-0.48"
(-12.19mm)		62nd Driest
Driest since:
1928
67th Wettest
Wettest since:
1983
Apr–Dec 1987
9-Month		7.45"
(189.23mm)		8.46"
(214.88mm)		-1.01"
(-25.65mm)		41st Driest
Driest since:
1928
88th Wettest
Wettest since:
1983
Ties: 1901
Mar–Dec 1987
10-Month		8.86"
(225.04mm)		9.67"
(245.62mm)		-0.81"
(-20.58mm)		53rd Driest
Driest since:
1999
76th Wettest
Wettest since:
1983
Feb–Dec 1987
11-Month		10.12"
(257.05mm)		10.98"
(278.89mm)		-0.86"
(-21.84mm)		48th Driest
Driest since:
1928
81st Wettest
Wettest since:
1983
Jan–Dec 1987
12-Month		11.34"
(288.04mm)		12.55"
(318.77mm)		-1.21"
(-30.73mm)		44th Driest
Driest since:
1949
85th Wettest
Wettest since:
1983
Jul 1986–Dec 1987
18-Month		14.80"
(375.92mm)		17.53"
(445.26mm)		-2.73"
(-69.34mm)		28th Driest
Driest since:
1954
100th Wettest
Wettest since:
1983
Jan 1986–Dec 1987
24-Month		24.12"
(612.65mm)		25.09"
(637.29mm)		-0.97"
(-24.64mm)		59th Driest
Driest since:
1929
69th Wettest
Wettest since:
1983
Jan 1985–Dec 1987
36-Month		33.90"
(861.06mm)		37.68"
(957.07mm)		-3.78"
(-96.01mm)		35th Driest
Driest since:
1930
92nd Wettest
Wettest since:
1983
Jan 1984–Dec 1987
48-Month		48.84"
(1,240.54mm)		50.15"
(1,273.81mm)		-1.31"
(-33.27mm)		62nd Driest
Driest since:
1931
64th Wettest
Wettest since:
1984
Jan 1983–Dec 1987
60-Month		70.61"
(1,793.49mm)		62.65"
(1,591.31mm)		7.96"
(202.18mm)		110th Driest
Driest since:
1933
15th Wettest
Wettest since:
1984

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