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 1931

View Period (Months):
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  • Record Driest
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
August 1931
1-Month
0.01"
(0.25mm)
0.38"
(9.65mm)
-0.37"
(-9.40mm)
5th Driest
Driest since:
1909, 1910, 1955, 1969
124th Wettest
Wettest since:
1965
Ties: 1914, 1940
Jul–Aug 1931
2-Month
0.05"
(1.27mm)
0.74"
(18.80mm)
-0.69"
(-17.53mm)
1st Driest
Driest since:
1931
128th Wettest
Wettest since:
1976
Jun–Aug 1931
3-Month
0.91"
(23.11mm)
1.85"
(46.99mm)
-0.94"
(-23.88mm)
25th Driest
Driest since:
1919
104th Wettest
Wettest since:
1913
Ties: 1946
May–Aug 1931
4-Month
1.42"
(36.07mm)
3.12"
(79.25mm)
-1.70"
(-43.18mm)
10th Driest
Driest since:
1919
119th Wettest
Wettest since:
1998
Apr–Aug 1931
5-Month
1.90"
(48.26mm)
4.22"
(107.19mm)
-2.32"
(-58.93mm)
6th Driest
Driest since:
1924
123rd Wettest
Wettest since:
1998
Mar–Aug 1931
6-Month
3.48"
(88.39mm)
5.43"
(137.92mm)
-1.95"
(-49.53mm)
15th Driest
Driest since:
1924
114th Wettest
Wettest since:
1998
Feb–Aug 1931
7-Month
4.43"
(112.52mm)
6.74"
(171.20mm)
-2.31"
(-58.68mm)
15th Driest
Driest since:
1924
114th Wettest
Wettest since:
1998
Ties: 1909
Jan–Aug 1931
8-Month
5.56"
(141.22mm)
8.31"
(211.07mm)
-2.75"
(-69.85mm)
13th Driest
Driest since:
1966
116th Wettest
Wettest since:
1998
Dec 1930–Aug 1931
9-Month
5.70"
(144.78mm)
9.78"
(248.41mm)
-4.08"
(-103.63mm)
4th Driest
Driest since:
1966
124th Wettest
Wettest since:
1998
Nov 1930–Aug 1931
10-Month
6.68"
(169.67mm)
11.08"
(281.43mm)
-4.40"
(-111.76mm)
5th Driest
Driest since:
1924
123rd Wettest
Wettest since:
1984
Oct 1930–Aug 1931
11-Month
7.35"
(186.69mm)
11.97"
(304.04mm)
-4.62"
(-117.35mm)
3rd Driest
Driest since:
1966
125th Wettest
Wettest since:
1983
Sep 1930–Aug 1931
12-Month
7.96"
(202.18mm)
12.55"
(318.77mm)
-4.59"
(-116.59mm)
3rd Driest
Driest since:
1966
125th Wettest
Wettest since:
1983
Mar 1930–Aug 1931
18-Month
12.55"
(318.77mm)
17.99"
(456.95mm)
-5.44"
(-138.18mm)
4th Driest
Driest since:
1934
124th Wettest
Wettest since:
1984
Sep 1929–Aug 1931
24-Month
17.24"
(437.90mm)
25.13"
(638.30mm)
-7.89"
(-200.40mm)
3rd Driest
Driest since:
1955
124th Wettest
Wettest since:
1984
Sep 1928–Aug 1931
36-Month
26.38"
(670.05mm)
37.70"
(957.58mm)
-11.32"
(-287.53mm)
1st Driest
Driest since:
1931
125th Wettest
Wettest since:
1984
Sep 1927–Aug 1931
48-Month
37.23"
(945.64mm)
50.19"
(1,274.83mm)
-12.96"
(-329.19mm)
3rd Driest
Driest since:
1933
122nd Wettest
Wettest since:
1984
Sep 1926–Aug 1931
60-Month
49.30"
(1,252.22mm)
62.66"
(1,591.56mm)
-13.36"
(-339.34mm)
6th Driest
Driest since:
1933
118th Wettest
Wettest since:
1984

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