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, August 1955

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 1955
1-Month
0.00"
(0.00mm)
0.38"
(9.65mm)
-0.38"
(-9.65mm)
1st Driest
Driest since:
1909, 1910, 1955, 1969
128th Wettest
Wettest since:
1965
Ties: 1909, 1910, 1969
Jul–Aug 1955
2-Month
0.45"
(11.43mm)
0.74"
(18.80mm)
-0.29"
(-7.37mm)
52nd Driest
Driest since:
1931
77th Wettest
Wettest since:
1976
Ties: 1906, 2019
Jun–Aug 1955
3-Month
1.19"
(30.23mm)
1.85"
(46.99mm)
-0.66"
(-16.76mm)
39th Driest
Driest since:
1919
90th Wettest
Wettest since:
1913
May–Aug 1955
4-Month
2.19"
(55.63mm)
3.12"
(79.25mm)
-0.93"
(-23.62mm)
35th Driest
Driest since:
1919
94th Wettest
Wettest since:
1998
Apr–Aug 1955
5-Month
4.23"
(107.44mm)
4.22"
(107.19mm)
0.01"
(0.25mm)
66th Driest
Driest since:
1924
63rd Wettest
Wettest since:
1998
Mar–Aug 1955
6-Month
4.76"
(120.90mm)
5.43"
(137.92mm)
-0.67"
(-17.02mm)
49th Driest
Driest since:
1924
80th Wettest
Wettest since:
1998
Feb–Aug 1955
7-Month
5.42"
(137.67mm)
6.74"
(171.20mm)
-1.32"
(-33.53mm)
37th Driest
Driest since:
1924
92nd Wettest
Wettest since:
1998
Ties: 1968
Jan–Aug 1955
8-Month
6.16"
(156.46mm)
8.31"
(211.07mm)
-2.15"
(-54.61mm)
29th Driest
Driest since:
1966
100th Wettest
Wettest since:
1998
Dec 1954–Aug 1955
9-Month
7.54"
(191.52mm)
9.78"
(248.41mm)
-2.24"
(-56.89mm)
30th Driest
Driest since:
1966
98th Wettest
Wettest since:
1998
Nov 1954–Aug 1955
10-Month
8.22"
(208.79mm)
11.09"
(281.69mm)
-2.87"
(-72.90mm)
23rd Driest
Driest since:
1924
105th Wettest
Wettest since:
1984
Oct 1954–Aug 1955
11-Month
8.54"
(216.92mm)
11.97"
(304.04mm)
-3.43"
(-87.12mm)
16th Driest
Driest since:
1966
112th Wettest
Wettest since:
1983
Sep 1954–Aug 1955
12-Month
8.70"
(220.98mm)
12.55"
(318.77mm)
-3.85"
(-97.79mm)
13th Driest
Driest since:
1966
115th Wettest
Wettest since:
1983
Mar 1954–Aug 1955
18-Month
12.40"
(314.96mm)
17.99"
(456.95mm)
-5.59"
(-141.99mm)
2nd Driest
Driest since:
1934
126th Wettest
Wettest since:
1984
Sep 1953–Aug 1955
24-Month
16.68"
(423.67mm)
25.13"
(638.30mm)
-8.45"
(-214.63mm)
1st Driest
Driest since:
1955
126th Wettest
Wettest since:
1984
Sep 1952–Aug 1955
36-Month
30.30"
(769.62mm)
37.70"
(957.58mm)
-7.40"
(-187.96mm)
9th Driest
Driest since:
1931
117th Wettest
Wettest since:
1984
Sep 1951–Aug 1955
48-Month
44.36"
(1,126.74mm)
50.19"
(1,274.83mm)
-5.83"
(-148.09mm)
22nd Driest
Driest since:
1933
103rd Wettest
Wettest since:
1984
Sep 1950–Aug 1955
60-Month
57.08"
(1,449.83mm)
62.66"
(1,591.56mm)
-5.58"
(-141.73mm)
20th Driest
Driest since:
1933
104th Wettest
Wettest since:
1984

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