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 1923

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
December 1923
1-Month
0.68"
(17.27mm)
1.47"
(37.34mm)
-0.79"
(-20.07mm)
19th Driest
Driest since:
1976
110th Wettest
Wettest since:
1983
Ties: 1960, 1978, 2020
Nov–Dec 1923
2-Month
1.15"
(29.21mm)
2.77"
(70.36mm)
-1.62"
(-41.15mm)
12th Driest
Driest since:
1976
117th Wettest
Wettest since:
1983
Ties: 1933
Oct–Dec 1923
3-Month
3.61"
(91.69mm)
3.66"
(92.96mm)
-0.05"
(-1.27mm)
64th Driest
Driest since:
1976
65th Wettest
Wettest since:
1983
Sep–Dec 1923
4-Month
4.39"
(111.51mm)
4.24"
(107.70mm)
0.15"
(3.81mm)
73rd Driest
Driest since:
1936
56th Wettest
Wettest since:
1981
Ties: 1985
Aug–Dec 1923
5-Month
4.78"
(121.41mm)
4.62"
(117.35mm)
0.16"
(4.06mm)
72nd Driest
Driest since:
1936
57th Wettest
Wettest since:
1983
Jul–Dec 1923
6-Month
5.46"
(138.68mm)
4.98"
(126.49mm)
0.48"
(12.19mm)
84th Driest
Driest since:
1929
45th Wettest
Wettest since:
1983
Jun–Dec 1923
7-Month
8.35"
(212.09mm)
6.09"
(154.69mm)
2.26"
(57.40mm)
117th Driest
Driest since:
1935
12th Wettest
Wettest since:
1983
May–Dec 1923
8-Month
9.92"
(251.97mm)
7.36"
(186.94mm)
2.56"
(65.03mm)
114th Driest
Driest since:
1928
15th Wettest
Wettest since:
1983
Apr–Dec 1923
9-Month
11.31"
(287.27mm)
8.46"
(214.88mm)
2.85"
(72.39mm)
114th Driest
Driest since:
1928
15th Wettest
Wettest since:
1983
Mar–Dec 1923
10-Month
11.40"
(289.56mm)
9.67"
(245.62mm)
1.73"
(43.94mm)
102nd Driest
Driest since:
1999
27th Wettest
Wettest since:
1983
Ties: 2011
Feb–Dec 1923
11-Month
11.53"
(292.86mm)
10.98"
(278.89mm)
0.55"
(13.97mm)
80th Driest
Driest since:
1928
49th Wettest
Wettest since:
1983
Jan–Dec 1923
12-Month
12.75"
(323.85mm)
12.55"
(318.77mm)
0.20"
(5.08mm)
74th Driest
Driest since:
1949
55th Wettest
Wettest since:
1983
Jul 1922–Dec 1923
18-Month
17.71"
(449.83mm)
17.53"
(445.26mm)
0.18"
(4.57mm)
70th Driest
Driest since:
1954
58th Wettest
Wettest since:
1983
Jan 1922–Dec 1923
24-Month
24.67"
(626.62mm)
25.09"
(637.29mm)
-0.42"
(-10.67mm)
66th Driest
Driest since:
1929
62nd Wettest
Wettest since:
1983
Jan 1921–Dec 1923
36-Month
36.72"
(932.69mm)
37.68"
(957.07mm)
-0.96"
(-24.38mm)
60th Driest
Driest since:
1930
67th Wettest
Wettest since:
1983
Jan 1920–Dec 1923
48-Month
48.70"
(1,236.98mm)
50.15"
(1,273.81mm)
-1.45"
(-36.83mm)
59th Driest
Driest since:
1931
67th Wettest
Wettest since:
1984
Jan 1919–Dec 1923
60-Month
59.73"
(1,517.14mm)
62.65"
(1,591.31mm)
-2.92"
(-74.17mm)
45th Driest
Driest since:
1933
80th Wettest
Wettest since:
1984

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