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 2018

View Period (Months):
Download: csv json xml
  • Record Driest
  • Bottom 1/10
  • Bottom 1/3
  • Normal
  • Top 1/3
  • Top 1/10
  • Record Wettest
Period Value 1901-2000
Mean
Anomaly Rank
(1895-2022)
Wettest/Driest
Since
Record
September 2018
1-Month
0.01"
(0.25mm)
0.58"
(14.73mm)
-0.57"
(-14.48mm)
6th Driest
Driest since:
1922, 1935, 1943, 1974, 1987
123rd Wettest
Wettest since:
1940
Ties: 1968, 1999
Aug–Sep 2018
2-Month
0.08"
(2.03mm)
0.96"
(24.38mm)
-0.88"
(-22.35mm)
2nd Driest
Driest since:
1935
127th Wettest
Wettest since:
1976
Jul–Sep 2018
3-Month
0.14"
(3.56mm)
1.32"
(33.53mm)
-1.18"
(-29.97mm)
1st Driest
Driest since:
2018
128th Wettest
Wettest since:
1976
Jun–Sep 2018
4-Month
1.22"
(30.99mm)
2.43"
(61.72mm)
-1.21"
(-30.73mm)
16th Driest
Driest since:
1935
113th Wettest
Wettest since:
1913
May–Sep 2018
5-Month
2.80"
(71.12mm)
3.70"
(93.98mm)
-0.90"
(-22.86mm)
36th Driest
Driest since:
1928
93rd Wettest
Wettest since:
1998
Ties: 1937
Apr–Sep 2018
6-Month
3.63"
(92.20mm)
4.80"
(121.92mm)
-1.17"
(-29.72mm)
31st Driest
Driest since:
1924
98th Wettest
Wettest since:
1998
Mar–Sep 2018
7-Month
4.85"
(123.19mm)
6.01"
(152.65mm)
-1.16"
(-29.46mm)
38th Driest
Driest since:
1924
91st Wettest
Wettest since:
1998
Feb–Sep 2018
8-Month
5.57"
(141.48mm)
7.32"
(185.93mm)
-1.75"
(-44.45mm)
27th Driest
Driest since:
1924
102nd Wettest
Wettest since:
1998
Jan–Sep 2018
9-Month
6.90"
(175.26mm)
8.89"
(225.81mm)
-1.99"
(-50.55mm)
30th Driest
Driest since:
1924
99th Wettest
Wettest since:
1998
Ties: 2001
Dec 2017–Sep 2018
10-Month
7.63"
(193.80mm)
10.36"
(263.14mm)
-2.73"
(-69.34mm)
23rd Driest
Driest since:
1924
105th Wettest
Wettest since:
1998
Ties: 1929
Nov 2017–Sep 2018
11-Month
9.35"
(237.49mm)
11.66"
(296.16mm)
-2.31"
(-58.67mm)
30th Driest
Driest since:
1924
98th Wettest
Wettest since:
1998
Oct 2017–Sep 2018
12-Month
10.01"
(254.25mm)
12.55"
(318.77mm)
-2.54"
(-64.52mm)
29th Driest
Driest since:
1966
99th Wettest
Wettest since:
1983
Apr 2017–Sep 2018
18-Month
14.86"
(377.44mm)
17.37"
(441.20mm)
-2.51"
(-63.76mm)
33rd Driest
Driest since:
1929
95th Wettest
Wettest since:
1983
Ties: 1987
Oct 2016–Sep 2018
24-Month
25.38"
(644.65mm)
25.13"
(638.30mm)
0.25"
(6.35mm)
68th Driest
Driest since:
1955
59th Wettest
Wettest since:
1984
Oct 2015–Sep 2018
36-Month
37.90"
(962.66mm)
37.71"
(957.83mm)
0.19"
(4.83mm)
71st Driest
Driest since:
1931
55th Wettest
Wettest since:
1984
Oct 2014–Sep 2018
48-Month
49.43"
(1,255.52mm)
50.20"
(1,275.08mm)
-0.77"
(-19.56mm)
64th Driest
Driest since:
1934
61st Wettest
Wettest since:
1984
Ties: 1974
Oct 2013–Sep 2018
60-Month
58.91"
(1,496.31mm)
62.67"
(1,591.82mm)
-3.76"
(-95.51mm)
38th Driest
Driest since:
1934
86th Wettest
Wettest since:
1984

Citing This Page