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, May 1895

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
May 1895
1-Month
1.93"
(49.02mm)
1.27"
(32.26mm)
0.66"
(16.76mm)
102nd Driest
Driest to Date
1928
27th Wettest
Wettest to Date
1998
Apr–May 1895
2-Month
2.52"
(64.01mm)
2.37"
(60.20mm)
0.15"
(3.81mm)
79th Driest
Driest to Date
1924
50th Wettest
Wettest to Date
1998
Mar–May 1895
3-Month
2.93"
(74.42mm)
3.58"
(90.93mm)
-0.65"
(-16.51mm)
38th Driest
Driest to Date
1924
91st Wettest
Wettest to Date
1998
Feb–May 1895
4-Month
3.86"
(98.04mm)
4.89"
(124.21mm)
-1.03"
(-26.17mm)
41st Driest
Driest to Date
2013
88th Wettest
Wettest to Date
1998
Jan–May 1895
5-Month
5.83"
(148.08mm)
6.46"
(164.08mm)
-0.63"
(-16.00mm)
52nd Driest
Driest to Date
1966
77th Wettest
Wettest to Date
1998
Ties: 1971

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