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, April 1977

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PeriodValue1901-2000
Mean
AnomalyRank
(1895-2022)
Wettest/Driest
Since
Record
April 1977
1-Month
0.19"
(4.83mm)
1.10"
(27.94mm)
-0.91"
(-23.11mm)
3rd Driest
Driest since:
1961
126th Wettest
Wettest since:
1978
Mar–Apr 1977
2-Month
0.74"
(18.80mm)
2.31"
(58.67mm)
-1.57"
(-39.87mm)
3rd Driest
Driest since:
1898
126th Wettest
Wettest since:
1904
Feb–Apr 1977
3-Month
1.30"
(33.02mm)
3.62"
(91.95mm)
-2.32"
(-58.93mm)
3rd Driest
Driest since:
1898
126th Wettest
Wettest since:
1904
Ties: 1908
Jan–Apr 1977
4-Month
2.12"
(53.85mm)
5.19"
(131.83mm)
-3.07"
(-77.98mm)
4th Driest
Driest since:
1908
125th Wettest
Wettest since:
1978
Dec 1976–Apr 1977
5-Month
2.20"
(55.88mm)
6.66"
(169.16mm)
-4.46"
(-113.28mm)
1st Driest
Driest to Date
1977
127th Wettest
Wettest since:
1978
Nov 1976–Apr 1977
6-Month
2.41"
(61.21mm)
7.96"
(202.18mm)
-5.55"
(-140.97mm)
1st Driest
Driest to Date
1977
127th Wettest
Wettest since:
1978
Oct 1976–Apr 1977
7-Month
2.65"
(67.31mm)
8.85"
(224.79mm)
-6.20"
(-157.48mm)
1st Driest
Driest to Date
1977
127th Wettest
Wettest since:
1983
Sep 1976–Apr 1977
8-Month
4.08"
(103.63mm)
9.43"
(239.52mm)
-5.35"
(-135.89mm)
1st Driest
Driest to Date
1977
127th Wettest
Wettest since:
1983
Aug 1976–Apr 1977
9-Month
5.65"
(143.51mm)
9.81"
(249.17mm)
-4.16"
(-105.66mm)
1st Driest
Driest to Date
1977
127th Wettest
Wettest since:
1978
Jul 1976–Apr 1977
10-Month
6.75"
(171.45mm)
10.17"
(258.32mm)
-3.42"
(-86.87mm)
5th Driest
Driest since:
2013
123rd Wettest
Wettest since:
1983
Jun 1976–Apr 1977
11-Month
7.62"
(193.55mm)
11.29"
(286.77mm)
-3.67"
(-93.22mm)
5th Driest
Driest since:
2013
123rd Wettest
Wettest since:
1983
May 1976–Apr 1977
12-Month
7.82"
(198.63mm)
12.56"
(319.02mm)
-4.74"
(-120.39mm)
3rd Driest
Driest since:
2013
125th Wettest
Wettest since:
1983
Nov 1975–Apr 1977
18-Month
14.05"
(356.87mm)
20.52"
(521.21mm)
-6.47"
(-164.34mm)
3rd Driest
Driest since:
1934
124th Wettest
Wettest since:
1983
May 1975–Apr 1977
24-Month
20.44"
(519.18mm)
25.15"
(638.81mm)
-4.71"
(-119.63mm)
15th Driest
Driest since:
1930
112th Wettest
Wettest since:
1984
May 1974–Apr 1977
36-Month
32.12"
(815.85mm)
37.68"
(957.07mm)
-5.56"
(-141.22mm)
19th Driest
Driest since:
1931
107th Wettest
Wettest since:
1984
May 1973–Apr 1977
48-Month
44.98"
(1,142.49mm)
50.16"
(1,274.06mm)
-5.18"
(-131.57mm)
24th Driest
Driest since:
1932
101st Wettest
Wettest since:
1984
May 1972–Apr 1977
60-Month
56.73"
(1,440.94mm)
62.65"
(1,591.31mm)
-5.92"
(-150.37mm)
19th Driest
Driest since:
1933
105th Wettest
Wettest since:
1984

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