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 1898

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
December 1898
1-Month
0.56"
(14.22mm)
1.47"
(37.34mm)
-0.91"
(-23.12mm)
12th Driest
Driest to Date
1976
117th Wettest
Wettest since:
1983
Nov–Dec 1898
2-Month
2.31"
(58.67mm)
2.77"
(70.36mm)
-0.46"
(-11.69mm)
51st Driest
Driest since:
1976
78th Wettest
Wettest since:
1983
Ties: 1965
Oct–Dec 1898
3-Month
2.98"
(75.69mm)
3.66"
(92.96mm)
-0.68"
(-17.27mm)
43rd Driest
Driest since:
1976
86th Wettest
Wettest since:
1983
Sep–Dec 1898
4-Month
3.30"
(83.82mm)
4.24"
(107.70mm)
-0.94"
(-23.88mm)
34th Driest
Driest to Date
1936
95th Wettest
Wettest since:
1981
Aug–Dec 1898
5-Month
3.47"
(88.14mm)
4.62"
(117.35mm)
-1.15"
(-29.21mm)
32nd Driest
Driest to Date
1936
97th Wettest
Wettest since:
1983
Jul–Dec 1898
6-Month
3.66"
(92.96mm)
4.98"
(126.49mm)
-1.32"
(-33.53mm)
28th Driest
Driest to Date
1929
101st Wettest
Wettest since:
1983
Jun–Dec 1898
7-Month
4.15"
(105.41mm)
6.09"
(154.69mm)
-1.94"
(-49.28mm)
18th Driest
Driest to Date
1935
111th Wettest
Wettest since:
1983
May–Dec 1898
8-Month
5.79"
(147.07mm)
7.36"
(186.94mm)
-1.57"
(-39.87mm)
24th Driest
Driest to Date
1928
105th Wettest
Wettest since:
1983
Apr–Dec 1898
9-Month
6.05"
(153.67mm)
8.46"
(214.88mm)
-2.41"
(-61.21mm)
13th Driest
Driest to Date
1928
116th Wettest
Wettest since:
1983
Mar–Dec 1898
10-Month
6.29"
(159.77mm)
9.67"
(245.62mm)
-3.38"
(-85.85mm)
8th Driest
Driest to Date
1999
121st Wettest
Wettest since:
1983
Feb–Dec 1898
11-Month
6.75"
(171.45mm)
10.98"
(278.89mm)
-4.23"
(-107.44mm)
3rd Driest
Driest to Date
1928
126th Wettest
Wettest since:
1983
Jan–Dec 1898
12-Month
7.86"
(199.64mm)
12.55"
(318.77mm)
-4.69"
(-119.13mm)
3rd Driest
Driest to Date
1949
126th Wettest
Wettest since:
1983
Jul 1897–Dec 1898
18-Month
12.71"
(322.83mm)
17.53"
(445.26mm)
-4.82"
(-122.43mm)
8th Driest
Driest to Date
1954
120th Wettest
Wettest since:
1983
Jan 1897–Dec 1898
24-Month
22.14"
(562.36mm)
25.09"
(637.29mm)
-2.95"
(-74.93mm)
31st Driest
Driest to Date
1929
97th Wettest
Wettest since:
1983
Jan 1896–Dec 1898
36-Month
37.61"
(955.29mm)
37.68"
(957.07mm)
-0.07"
(-1.78mm)
69th Driest
Driest to Date
1930
58th Wettest
Wettest since:
1983
Jan 1895–Dec 1898
48-Month
47.60"
(1,209.04mm)
50.15"
(1,273.81mm)
-2.55"
(-64.77mm)
46th Driest
Driest to Date
1931
80th Wettest
Wettest to Date
1984

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