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 1897

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Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1897
1-Month
0.48"
(12.19mm)
0.58"
(14.73mm)
-0.10"
(-2.54mm)
72nd Driest
Driest since:
1922, 1935, 1943, 1974, 1987
57th Wettest
Wettest since:
1940
Ties: 2015
Aug–Sep 1897
2-Month
0.56"
(14.22mm)
0.96"
(24.38mm)
-0.40"
(-10.16mm)
40th Driest
Driest since:
1935
89th Wettest
Wettest since:
1976
Ties: 1933, 1953
Jul–Sep 1897
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: 1955
Jun–Sep 1897
4-Month
2.17"
(55.12mm)
2.43"
(61.72mm)
-0.26"
(-6.60mm)
62nd Driest
Driest since:
1935
67th Wettest
Wettest since:
1913
Ties: 1991
May–Sep 1897
5-Month
3.82"
(97.03mm)
3.70"
(93.98mm)
0.12"
(3.05mm)
73rd Driest
Driest since:
1928
56th Wettest
Wettest since:
1998
Apr–Sep 1897
6-Month
4.46"
(113.28mm)
4.80"
(121.92mm)
-0.34"
(-8.64mm)
52nd Driest
Driest since:
1924
77th Wettest
Wettest since:
1998
Mar–Sep 1897
7-Month
6.18"
(156.97mm)
6.01"
(152.65mm)
0.17"
(4.32mm)
75th Driest
Driest since:
1924
54th Wettest
Wettest since:
1998
Feb–Sep 1897
8-Month
8.56"
(217.42mm)
7.32"
(185.93mm)
1.24"
(31.49mm)
99th Driest
Driest since:
1924
30th Wettest
Wettest since:
1998
Jan–Sep 1897
9-Month
10.29"
(261.37mm)
8.89"
(225.81mm)
1.40"
(35.56mm)
101st Driest
Driest since:
1924
28th Wettest
Wettest since:
1998
Dec 1896–Sep 1897
10-Month
11.58"
(294.13mm)
10.36"
(263.14mm)
1.22"
(30.99mm)
92nd Driest
Driest since:
1924
36th Wettest
Wettest since:
1998
Nov 1896–Sep 1897
11-Month
13.66"
(346.96mm)
11.66"
(296.16mm)
2.00"
(50.80mm)
97th Driest
Driest since:
1924
31st Wettest
Wettest to Date
1998
Ties: 1916
Oct 1896–Sep 1897
12-Month
14.02"
(356.11mm)
12.55"
(318.77mm)
1.47"
(37.34mm)
90th Driest
Driest since:
1966
38th Wettest
Wettest to Date
1983
Apr 1896–Sep 1897
18-Month
20.69"
(525.53mm)
17.37"
(441.20mm)
3.32"
(84.33mm)
107th Driest
Driest since:
1929
21st Wettest
Wettest to Date
1983
Oct 1895–Sep 1897
24-Month
27.61"
(701.29mm)
25.13"
(638.30mm)
2.48"
(62.99mm)
95th Driest
Driest since:
1955
32nd Wettest
Wettest to Date
1984

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