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 1998

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 1998
1-Month
0.10"
(2.54mm)
0.38"
(9.65mm)
-0.28"
(-7.11mm)
35th Driest
Driest since:
1909, 1910, 1955, 1969
94th Wettest
Wettest since:
1965
Ties: 1917, 1971, 1991, 2015
Jul–Aug 1998
2-Month
1.07"
(27.18mm)
0.74"
(18.80mm)
0.33"
(8.38mm)
97th Driest
Driest since:
1931
32nd Wettest
Wettest since:
1976
Ties: 1923
Jun–Aug 1998
3-Month
2.50"
(63.50mm)
1.85"
(46.99mm)
0.65"
(16.51mm)
100th Driest
Driest since:
1919
29th Wettest
Wettest since:
1913
May–Aug 1998
4-Month
7.18"
(182.37mm)
3.12"
(79.25mm)
4.06"
(103.12mm)
128th Driest
Driest since:
1919
1st Wettest
Wettest to Date
1998
Apr–Aug 1998
5-Month
8.88"
(225.55mm)
4.22"
(107.19mm)
4.66"
(118.36mm)
128th Driest
Driest since:
1924
1st Wettest
Wettest to Date
1998
Mar–Aug 1998
6-Month
10.58"
(268.73mm)
5.43"
(137.92mm)
5.15"
(130.81mm)
128th Driest
Driest since:
1924
1st Wettest
Wettest to Date
1998
Feb–Aug 1998
7-Month
12.69"
(322.33mm)
6.74"
(171.20mm)
5.95"
(151.13mm)
128th Driest
Driest since:
1924
1st Wettest
Wettest to Date
1998
Jan–Aug 1998
8-Month
15.14"
(384.56mm)
8.31"
(211.07mm)
6.83"
(173.49mm)
128th Driest
Driest since:
1966
1st Wettest
Wettest to Date
1998
Dec 1997–Aug 1998
9-Month
15.96"
(405.38mm)
9.78"
(248.41mm)
6.18"
(156.97mm)
127th Driest
Driest since:
1966
1st Wettest
Wettest to Date
1998
Nov 1997–Aug 1998
10-Month
16.98"
(431.29mm)
11.09"
(281.69mm)
5.89"
(149.60mm)
125th Driest
Driest since:
1924
3rd Wettest
Wettest since:
1984
Oct 1997–Aug 1998
11-Month
17.45"
(443.23mm)
11.97"
(304.04mm)
5.48"
(139.19mm)
124th Driest
Driest since:
1966
4th Wettest
Wettest since:
1983
Sep 1997–Aug 1998
12-Month
17.84"
(453.14mm)
12.55"
(318.77mm)
5.29"
(134.37mm)
124th Driest
Driest since:
1966
4th Wettest
Wettest since:
1983
Mar 1997–Aug 1998
18-Month
23.44"
(595.38mm)
17.99"
(456.95mm)
5.45"
(138.43mm)
120th Driest
Driest since:
1934
8th Wettest
Wettest since:
1984
Sep 1996–Aug 1998
24-Month
33.44"
(849.38mm)
25.13"
(638.30mm)
8.31"
(211.08mm)
123rd Driest
Driest since:
1955
4th Wettest
Wettest since:
1984
Sep 1995–Aug 1998
36-Month
47.99"
(1,218.95mm)
37.70"
(957.58mm)
10.29"
(261.37mm)
122nd Driest
Driest since:
1931
4th Wettest
Wettest since:
1984
Sep 1994–Aug 1998
48-Month
65.43"
(1,661.92mm)
50.19"
(1,274.83mm)
15.24"
(387.09mm)
121st Driest
Driest since:
1933
4th Wettest
Wettest since:
1984
Sep 1993–Aug 1998
60-Month
73.55"
(1,868.17mm)
62.66"
(1,591.56mm)
10.89"
(276.61mm)
116th Driest
Driest since:
1933
8th Wettest
Wettest since:
1984

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