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, September 1955

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1955
1-Month
0.41"
(10.41mm)
0.58"
(14.73mm)
-0.17"
(-4.32mm)
59th Driest
Driest since:
1922, 1935, 1943, 1974, 1987
70th Wettest
Wettest since:
1940
Ties: 1937, 1938, 2016
Aug–Sep 1955
2-Month
0.41"
(10.41mm)
0.96"
(24.38mm)
-0.55"
(-13.97mm)
26th Driest
Driest since:
1935
103rd Wettest
Wettest since:
1976
Jul–Sep 1955
3-Month
0.86"
(21.84mm)
1.32"
(33.53mm)
-0.46"
(-11.69mm)
42nd Driest
Driest since:
2018
87th Wettest
Wettest since:
1976
Ties: 1897
Jun–Sep 1955
4-Month
1.60"
(40.64mm)
2.43"
(61.72mm)
-0.83"
(-21.08mm)
39th Driest
Driest since:
1935
90th Wettest
Wettest since:
1913
May–Sep 1955
5-Month
2.60"
(66.04mm)
3.70"
(93.98mm)
-1.10"
(-27.94mm)
28th Driest
Driest since:
1928
101st Wettest
Wettest since:
1998
Apr–Sep 1955
6-Month
4.64"
(117.86mm)
4.80"
(121.92mm)
-0.16"
(-4.06mm)
57th Driest
Driest since:
1924
72nd Wettest
Wettest since:
1998
Ties: 2013
Mar–Sep 1955
7-Month
5.17"
(131.32mm)
6.01"
(152.65mm)
-0.84"
(-21.33mm)
46th Driest
Driest since:
1924
83rd Wettest
Wettest since:
1998
Feb–Sep 1955
8-Month
5.83"
(148.08mm)
7.32"
(185.93mm)
-1.49"
(-37.85mm)
35th Driest
Driest since:
1924
94th Wettest
Wettest since:
1998
Jan–Sep 1955
9-Month
6.57"
(166.88mm)
8.89"
(225.81mm)
-2.32"
(-58.93mm)
25th Driest
Driest since:
1924
104th Wettest
Wettest since:
1998
Dec 1954–Sep 1955
10-Month
7.95"
(201.93mm)
10.36"
(263.14mm)
-2.41"
(-61.21mm)
28th Driest
Driest since:
1924
100th Wettest
Wettest since:
1998
Nov 1954–Sep 1955
11-Month
8.63"
(219.20mm)
11.66"
(296.16mm)
-3.03"
(-76.96mm)
20th Driest
Driest since:
1924
108th Wettest
Wettest since:
1998
Oct 1954–Sep 1955
12-Month
8.95"
(227.33mm)
12.55"
(318.77mm)
-3.60"
(-91.44mm)
14th Driest
Driest since:
1966
114th Wettest
Wettest since:
1983
Apr 1954–Sep 1955
18-Month
11.64"
(295.66mm)
17.37"
(441.20mm)
-5.73"
(-145.54mm)
3rd Driest
Driest since:
1929
125th Wettest
Wettest since:
1983
Oct 1953–Sep 1955
24-Month
17.06"
(433.32mm)
25.13"
(638.30mm)
-8.07"
(-204.98mm)
1st Driest
Driest since:
1955
126th Wettest
Wettest since:
1984
Oct 1952–Sep 1955
36-Month
29.94"
(760.48mm)
37.71"
(957.83mm)
-7.77"
(-197.35mm)
9th Driest
Driest since:
1931
117th Wettest
Wettest since:
1984
Oct 1951–Sep 1955
48-Month
44.73"
(1,136.14mm)
50.20"
(1,275.08mm)
-5.47"
(-138.94mm)
28th Driest
Driest since:
1934
97th Wettest
Wettest since:
1984
Oct 1950–Sep 1955
60-Month
57.02"
(1,448.31mm)
62.67"
(1,591.82mm)
-5.65"
(-143.51mm)
21st Driest
Driest since:
1934
103rd Wettest
Wettest since:
1984

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