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 1977

View Period (Months):
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  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 1977
1-Month
1.01"
(25.65mm)
0.58"
(14.73mm)
0.43"
(10.92mm)
107th Driest
Driest since:
1922, 1935, 1943, 1974, 1987
22nd Wettest
Wettest since:
1940
Aug–Sep 1977
2-Month
1.84"
(46.74mm)
0.96"
(24.38mm)
0.88"
(22.36mm)
116th Driest
Driest since:
1935
13th Wettest
Wettest since:
1976
Jul–Sep 1977
3-Month
2.25"
(57.15mm)
1.32"
(33.53mm)
0.93"
(23.62mm)
114th Driest
Driest since:
2018
15th Wettest
Wettest since:
1976
Jun–Sep 1977
4-Month
3.01"
(76.45mm)
2.43"
(61.72mm)
0.58"
(14.73mm)
96th Driest
Driest since:
1935
33rd Wettest
Wettest since:
1913
May–Sep 1977
5-Month
4.92"
(124.97mm)
3.70"
(93.98mm)
1.22"
(30.99mm)
108th Driest
Driest since:
1928
21st Wettest
Wettest since:
1998
Apr–Sep 1977
6-Month
5.11"
(129.79mm)
4.80"
(121.92mm)
0.31"
(7.87mm)
85th Driest
Driest since:
1924
44th Wettest
Wettest since:
1998
Mar–Sep 1977
7-Month
5.66"
(143.76mm)
6.01"
(152.65mm)
-0.35"
(-8.89mm)
62nd Driest
Driest since:
1924
67th Wettest
Wettest since:
1998
Feb–Sep 1977
8-Month
6.22"
(157.99mm)
7.32"
(185.93mm)
-1.10"
(-27.94mm)
44th Driest
Driest since:
1924
85th Wettest
Wettest since:
1998
Jan–Sep 1977
9-Month
7.04"
(178.82mm)
8.89"
(225.81mm)
-1.85"
(-46.99mm)
34th Driest
Driest since:
1924
95th Wettest
Wettest since:
1998
Dec 1976–Sep 1977
10-Month
7.12"
(180.85mm)
10.36"
(263.14mm)
-3.24"
(-82.29mm)
13th Driest
Driest since:
1924
115th Wettest
Wettest since:
1998
Nov 1976–Sep 1977
11-Month
7.33"
(186.18mm)
11.66"
(296.16mm)
-4.33"
(-109.98mm)
6th Driest
Driest since:
1924
122nd Wettest
Wettest since:
1998
Oct 1976–Sep 1977
12-Month
7.57"
(192.28mm)
12.55"
(318.77mm)
-4.98"
(-126.49mm)
2nd Driest
Driest since:
1966
126th Wettest
Wettest since:
1983
Apr 1976–Sep 1977
18-Month
13.90"
(353.06mm)
17.37"
(441.20mm)
-3.47"
(-88.14mm)
21st Driest
Driest since:
1929
107th Wettest
Wettest since:
1983
Oct 1975–Sep 1977
24-Month
21.13"
(536.70mm)
25.13"
(638.30mm)
-4.00"
(-101.60mm)
23rd Driest
Driest since:
1955
104th Wettest
Wettest since:
1984
Oct 1974–Sep 1977
36-Month
35.41"
(899.41mm)
37.71"
(957.83mm)
-2.30"
(-58.42mm)
45th Driest
Driest since:
1931
81st Wettest
Wettest since:
1984
Oct 1973–Sep 1977
48-Month
47.29"
(1,201.17mm)
50.20"
(1,275.08mm)
-2.91"
(-73.91mm)
44th Driest
Driest since:
1934
81st Wettest
Wettest since:
1984
Oct 1972–Sep 1977
60-Month
58.36"
(1,482.34mm)
62.67"
(1,591.82mm)
-4.31"
(-109.48mm)
32nd Driest
Driest since:
1934
92nd Wettest
Wettest since:
1984

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